BMW E83 X3 engines: every engine, fitment and price

The first X3 was built from 2003 to 2010. Engines included the N46, M54 and N52 petrols and the M47, N47 and M57 diesels.

In total, 5 model and engine combinations are listed for the BMW E83 X3 in our data, using 4 engine families: M54, M47, M57 and N52. Production covered 2003–2010. We currently hold 100 engines that suit these cars.

Every BMW E83 X3 engine at a glance

BMW E83 X3: petrol engines

M54 in the BMW E83 X3

For the E83 X3 2.5, BMW fitted the M54B25 — 2.5 L, naturally aspirated, 192 hp. See every M54B25 in stock.

BMW introduced the M54 in 2000 at 2.2, 2.5 and 3.0 litres, with double VANOS, an electronic throttle and the DISA variable intake.

On the M54, our workshop watches for crankcase ventilation (ccv), disa valve flap and cooling system. Change the CCV system and DISA valve before fitting a used M54. Both are cheap compared with an engine.

Read our full M54 guide

We have 2 M54 engines that suit the BMW E83 X3, from 1.697,00 €.

N52 in the BMW E83 X3

For the E83 X3 2.5si, BMW fitted the N52B25 — 2.5 L, naturally aspirated, 218 hp. See every N52B25 in stock.

For the E83 X3 3.0si, BMW fitted the N52B30 — 3.0 L, naturally aspirated, 258 hp. See every N52B30 in stock.

BMW introduced the N52 with a magnesium-aluminium composite block, Valvetronic, double VANOS and an electric water pump.

On the N52, our workshop watches for hydraulic lifter tick, electric water pump and thermostat and valve cover gasket and eccentric shaft sensor. Fit a new water pump and thermostat with any used N52; they are on the outside and cheap compared with labour later.

Read our full N52 guide

BMW E83 X3: diesel engines

M47 in the BMW E83 X3

E83 X3 2.0d: M47TUD20, 2.0 L, 150 hp and 330 Nm (2001–2007).

BMW launched the M47 in 1998 with a distributor injection pump.

On the M47, our workshop watches for swirl flaps, egr valve and cooler and injectors. Fit swirl flap blanks and clean the intake when installing a used M47.

Read our full M47 guide

M57 in the BMW E83 X3

For the E83 X3 3.0d, BMW fitted the M57D30TU — 3.0 L, turbocharged, 218 hp. See every M57D30TU in stock.

BMW launched the M57 in 1998 with common-rail injection.

On the M57, our workshop watches for swirl flaps, egr valve and cooler and injectors. Fit swirl flap blanks when installing a used M57. Conversions need the right sump and wiring.

Read our full M57 guide

We have 98 M57 engines that suit the BMW E83 X3, from 803,00 €.

Will it fit? BMW E83 X3 engine questions

Will the M54B25 fit my BMW E83 X3 2.5?

Yes, the BMW E83 X3 2.5 left the factory with the M54B25, so an M54B25 from another car is the direct replacement. The first X3 was built 2003–2010, and the M54B25 was produced 2000–2006, so check that your car's build date falls inside that window. Confirm the drive type (rear-drive or xDrive), the gearbox (manual or automatic) and the emissions standard, because these can change the sump, the flywheel and the software. Send us the VIN and we check all of it for you.

How much is a replacement engine for a BMW E83 X3 2.5?

We have 2 M54B25 engines from E83 donor cars, priced from 1.697,00 € to 1.741,00 €. Delivery to your door is included, and the engine carries a 12-month warranty when fitted by a qualified workshop. Add fitting labour and the parts you replace at the same time — seals, cooling parts and mounts — to estimate the total.

Will the M47TUD20 fit my BMW E83 X3 2.0d?

For the BMW E83 X3 2.0d, the M47TUD20 is the factory engine and the one to order. The first X3 was built 2003–2010, and the M47TUD20 was produced 2001–2007, so check that your car's build date falls inside that window. Confirm the drive type (rear-drive or xDrive), the gearbox (manual or automatic) and the emissions standard, because these can change the sump, the flywheel and the software. Send us the VIN and we check all of it for you.

How much is a replacement engine for a BMW E83 X3 2.0d?

We do not have an M47TUD20 on the shelf for the E83 X3 2.0d at the moment. Units arrive regularly; send us your VIN and we will tell you when the next one is ready and what it will cost, including delivery.

Will the N52B25 fit my BMW E83 X3 2.5si?

For the BMW E83 X3 2.5si, the N52B25 is the factory engine and the one to order. The first X3 was built 2003–2010, and the N52B25 was produced 2004–2011, so check that your car's build date falls inside that window. Confirm the drive type (rear-drive or xDrive), the gearbox (manual or automatic) and the emissions standard, because these can change the sump, the flywheel and the software. Send us the VIN and we check all of it for you.

How much is a replacement engine for a BMW E83 X3 2.5si?

We do not have an N52B25 on the shelf for the E83 X3 2.5si at the moment. Units arrive regularly; send us your VIN and we will tell you when the next one is ready and what it will cost, including delivery.

Will the N52B30 fit my BMW E83 X3 3.0si?

The N52B30 is the original engine for the BMW E83 X3 3.0si, which makes it the straightforward choice. The first X3 was built 2003–2010, and the N52B30 was produced 2004–2015, so check that your car's build date falls inside that window. Confirm the drive type (rear-drive or xDrive), the gearbox (manual or automatic) and the emissions standard, because these can change the sump, the flywheel and the software. Send us the VIN and we check all of it for you.

How much is a replacement engine for a BMW E83 X3 3.0si?

We do not have an N52B30 on the shelf for the E83 X3 3.0si at the moment. Units arrive regularly; send us your VIN and we will tell you when the next one is ready and what it will cost, including delivery.

Engine swap questions for the BMW E83 X3

Owners often ask whether a more powerful engine from another BMW E83 X3 model can be fitted. These answers show what each upgrade involves.

Can I fit the N52B25 from the E83 X3 2.5si into an E83 X3 2.5?

It is possible, and it is one of the more common upgrades. Both engines are petrol inline-6 units, so the engine bay and mounting points are similar, but the N52B25 needs its own wiring harness and ECU, the matching gearbox or clutch, and often a different sump, cooling and exhaust. The gain is 26 hp and 5 Nm. In Germany and most of Europe a swap must be inspected and registered; check with your testing station first.

Can I fit the N52B30 from the E83 X3 3.0si into an E83 X3 2.5?

It is possible, and it is one of the more common upgrades. Both engines are petrol inline-6 units, so the engine bay and mounting points are similar, but the N52B30 needs its own wiring harness and ECU, the matching gearbox or clutch, and often a different sump, cooling and exhaust. The gain is 66 hp and 55 Nm. In Germany and most of Europe a swap must be inspected and registered; check with your testing station first.

Can I fit the M57D30TU from the E83 X3 3.0d into an E83 X3 2.0d?

It is a conversion rather than a replacement. The M57D30TU is an inline-6 and the M47TUD20 an inline-4, so mounts, sump, cooling, exhaust, wiring and ECU all change. The gain is 68 hp and 170 Nm. In Germany and most of Europe a swap must be inspected and registered; check with your testing station first.

Can I fit the M54B25 from the E83 X3 2.5 into an E83 X3 2.0d?

It is a full conversion: the M54B25 runs on petrol and the M47TUD20 on diesel, so the fuel system, wiring, ECU, instrument coding and usually the gearbox change too. The gain is 42 hp and 0 Nm. In Germany and most of Europe a swap must be inspected and registered; check with your testing station first.

Can I fit the N52B30 from the E83 X3 3.0si into an E83 X3 3.0d?

It is a full conversion: the N52B30 runs on petrol and the M57D30TU on diesel, so the fuel system, wiring, ECU, instrument coding and usually the gearbox change too. The gain is 40 hp and 0 Nm. In Germany and most of Europe a swap must be inspected and registered; check with your testing station first.

Fitment and swap notes for the BMW E83 X3

• The 2.0d moved from the M47 to the N47.

Engines from the same family usually share mounts and gearbox bolt patterns, but wiring, ECU, sump and cooling differ between versions. Moving to a different family is a conversion, not a replacement.

M54: An M54B30 is a common upgrade for E46 325i and Z4 2.5 owners. Remaps add a little; most power gains come from an S54 or a forced-induction kit.

M47: Remaps add around 30 hp.

M57: Remaps add around 50 hp. The M57 is one of the best diesel conversion engines.

N52: Gains come from intake and exhaust work and a remap. Owners wanting more usually move to an N54 or N55 swap.

Known problems by engine in the BMW E83 X3

M54

• Crankcase ventilation (CCV). Pull the dipstick at idle: strong suction or a whistle points to the CCV.
• DISA valve flap. Remove the valve and check for play in the flap.
• Cooling system. Look for white coolant stains and check the impeller.
• Oil filter housing and valve cover gaskets. Look at the exhaust side and down the front of the block.
• Oil consumption from piston rings. Ask for consumption figures; a compression test is useful.

M47

• Swirl flaps. Check whether the flaps have been removed or replaced with blanks.
• EGR valve and cooler. Check for EGR fault codes and coolant loss.
• Injectors. Read injector correction values.
• Turbocharger. Check shaft play.
• Glow plugs. Check the glow plug system.

M57

• Swirl flaps. Check whether the flaps have been removed or replaced with blanks.
• EGR valve and cooler. Check for EGR fault codes and coolant loss.
• Injectors. Read injector correction values.
• Turbocharger. Check shaft play and actuator movement.
• Thermostat and viscous fan. Check the coolant temperature.

N52

• Hydraulic lifter tick. Listen on a cold start; a tick that fades is normal-ish.
• Electric water pump and thermostat. Check for cooling codes and service history.
• Valve cover gasket and eccentric shaft sensor. Look for oil on the exhaust side.
• Oil filter housing gasket. Check below the filter housing.
• VANOS solenoids. Read the VANOS adaption values.

How to identify the right engine for your BMW E83 X3

Start with the VIN. The last seven characters identify your car in BMW's systems, and from them we can confirm the engine code, the production date, the gearbox and whether the car has xDrive. That is the only reliable way to order.

Next, check the stamp on the block. On most BMW four- and six-cylinder engines it sits on the left side of the block below the intake; on V engines it is usually at the back near the gearbox. The stamp shows the engine code and serial number.

Finally, compare the ancillaries. Two engines with the same code can carry different turbos, injectors, manifolds or sensors depending on the model and market. Our listings show what is fitted to each unit.

BMW E83 X3 engine prices

Our BMW E83 X3 engine stock runs to 100 units, priced from 803,00 € to 4.303,00 € with a median of 2.922,00 €.

Prices depend on the exact version, the donor's mileage, how complete the engine is and the demand for that code. Higher-output versions, low mileage and dressed engines with turbo, injectors and ancillaries cost more; long blocks and higher mileage cost less.

BMW E83 X3 engine prices by model year

Engines from 2000–2004 have a median of 2.321,00 €, while units from 2010–2014 sit at 3.431,00 €. Newer engines usually cost more because they come from younger donor cars with lower mileage and later updates.

BMW E83 X3 engine prices by mileage

Mileage matters less than history on a well-maintained BMW engine, but it is a useful guide. A low-mileage unit from a younger car gives you more life for a modest premium.

BMW E83 X3 engines in stock now

Here is a selection of BMW E83 X3 engine engines currently on our shelves, photographed in the yard. Click any of them for the full photographs, mileage and specification.

BMW E83 X3 3.0d M57D30TU Engine 2005, 18,000 km2.017,00 €BMW E83 X3 3.0sd M57D30TU2 Engine 2010, 40,400 km3.468,00 €BMW E83 X3 3.0d M57D30TU Engine 2006, 41,800 km3.101,00 €BMW E83 X3 3.0d M57D30TU Engine 2003, 20,500 km2.323,00 €BMW E83 X3 3.0sd M57D30TU2 Engine 2008, 149,600 km2.852,00 €BMW E83 X3 3.0d M57D30TU Engine 2003, 152,500 km2.267,00 €BMW E83 X3 3.0d M57D30TU Engine 2007, 141,300 km2.574,00 €BMW E83 X3 3.0d M57D30TU Engine 2005, 60,500 km3.017,00 €BMW E83 X3 3.0sd M57D30TU2 Engine 2012, 157,700 km3.932,00 €BMW E83 X3 3.0sd M57D30TU2 Engine 2007, 97,800 km2.990,00 €BMW E83 X3 3.0sd M57D30TU2 Engine 2012, 163,400 km3.488,00 €BMW E83 X3 3.0d M57D30TU Engine 2004, 157,700 km2.725,00 €

BMW E83 X3 3.0d M57D30TU Engine 2005, 18,000 km — 2.017,00 €, reduced from 3.400,00 €. It comes from a 2005 donor car with 18,000 km, and 29 units are available. The listing shows every side of the engine and the fitted parts.

BMW E83 X3 3.0sd M57D30TU2 Engine 2010, 40,400 km — 3.468,00 €, reduced from 4.800,00 €. It comes from a 2010 donor car with 40,400 km, and 14 units are available. Ask the desk for compression figures or extra photographs before you order.

BMW E83 X3 3.0d M57D30TU Engine 2006, 41,800 km — 3.101,00 €, reduced from 4.300,00 €. It comes from a 2006 donor car with 41,800 km, and 13 units are available. We can confirm fitment against your VIN the same day.

BMW E83 X3 3.0d M57D30TU Engine 2003, 20,500 km — 2.323,00 €, reduced from 3.300,00 €. It comes from a 2003 donor car with 20,500 km, and 18 units are available. The listing shows every side of the engine and the fitted parts.

BMW E83 X3 3.0sd M57D30TU2 Engine 2008, 149,600 km — 2.852,00 €, reduced from 4.300,00 €. It comes from a 2008 donor car with 149,600 km, and 18 units are available. Ask the desk for compression figures or extra photographs before you order.

BMW E83 X3 3.0d M57D30TU Engine 2003, 152,500 km — 2.267,00 €, reduced from 3.250,00 €. It comes from a 2003 donor car with 152,500 km, and 5 units are available. Ask the desk for compression figures or extra photographs before you order.

BMW E83 X3 3.0d M57D30TU Engine 2007, 141,300 km — 2.574,00 €, reduced from 3.550,00 €. It comes from a 2007 donor car with 141,300 km, and 17 units are available. We can confirm fitment against your VIN the same day.

BMW E83 X3 3.0d M57D30TU Engine 2005, 60,500 km — 3.017,00 €, reduced from 3.700,00 €. It comes from a 2005 donor car with 60,500 km, and 6 units are available. The listing shows every side of the engine and the fitted parts.

BMW E83 X3 3.0sd M57D30TU2 Engine 2012, 157,700 km — 3.932,00 €, reduced from 5.100,00 €. It comes from a 2012 donor car with 157,700 km, and 30 units are available. We can confirm fitment against your VIN the same day.

BMW E83 X3 3.0sd M57D30TU2 Engine 2007, 97,800 km — 2.990,00 €, reduced from 3.850,00 €. It comes from a 2007 donor car with 97,800 km, and 19 units are available. Ask the desk for compression figures or extra photographs before you order.

BMW E83 X3 3.0sd M57D30TU2 Engine 2012, 163,400 km — 3.488,00 €, reduced from 4.350,00 €. It comes from a 2012 donor car with 163,400 km, and 30 units are available. We can confirm fitment against your VIN the same day.

BMW E83 X3 3.0d M57D30TU Engine 2004, 157,700 km — 2.725,00 €, reduced from 3.800,00 €. It comes from a 2004 donor car with 157,700 km, and 19 units are available. We can confirm fitment against your VIN the same day.

Buying checklist for a BMW E83 X3 engine

1. Confirm the exact engine code. Read the code stamped on the block and compare it with the code for your car. Send us the last seven characters of the VIN and we confirm the match before anything is paid.
2. Ask how the donor car was damaged. Most good used engines come from cars with body damage. A front-end impact can crack sensors, the timing cover or the sump; a rear or side impact usually leaves the engine untouched. The yard records the damage on each unit.
3. Compression or leak-down figures. Even compression across all cylinders tells you more than mileage. Ask for the figures, not just a pass or fail, and compare the highest and lowest readings: a spread above 10 to 15 percent deserves a question.
4. Look at the oil and coolant. Clean oil without metal particles and coolant without oil are good signs. Milky oil, oily coolant or a burnt smell mean the engine needs further checks before it is fitted.
5. Photographs from every side. Good suppliers photograph the actual engine you will receive. Look for the block stamp, the sump, the timing cover and any broken brackets or connectors in the pictures.
6. List of what is fitted. Engines are sold with different ancillaries: some have the turbo, injectors, manifolds, alternator and starter, others are long blocks. Agree the list in writing so you know which parts must come from your old engine.
7. Sump, oil pickup and drive variants. Rear-drive, xDrive and front-drive cars can use different sumps, oil pickups and engine mounts even with the same engine code. Check that the sump matches your subframe and front axle.
8. Gearbox and flywheel match. Manual and automatic engines differ at the flywheel or flexplate, and sometimes at the crankshaft spigot. Make sure the engine you buy matches your gearbox or that you transfer the right parts.
9. Warranty terms in writing. Read what the warranty covers, how long it runs and what fitting conditions apply. Most warranties require a qualified workshop, new fluids and filters, and replacement of the cooling parts that caused the original failure.
10. Why your old engine failed. Before fitting a replacement, find out why the original failed. An overheating radiator, a blocked intercooler or a failed turbo can destroy a second engine if they are not fixed.
11. Turbocharger shaft play and oil. Rotate the compressor wheel by hand. A small amount of side play is normal; in-and-out play or wheel contact with the housing is not. Oil pooled in the intake or intercooler pipes points to worn seals.
12. Injector correction values. On a diesel that can be run before removal, the injector correction values show whether one injector is delivering more or less fuel than the others. Large deviations mean an injector is on its way out.
13. Swirl flaps. Check whether the swirl flaps are in place, blanked or removed. Broken swirl flaps are a known cause of engine failure on several BMW diesels, so many owners fit blanking plates when the intake is off.
14. Timing chain noise. Listen for a rattle at the front of the engine for the first seconds after a cold start. On an engine that cannot be run, look at the chain guides through the oil filler or with the valve cover off.
15. VANOS operation. Rough idle, a rattle from the front of the head and a loss of torque at low revs point to VANOS seals or solenoids. These are serviceable parts and are easier to renew with the engine out.
16. Double VANOS units and solenoids. Ask for the adaptation values or fault history if the engine was running. Solenoids are inexpensive and are often replaced as a matter of course on a used engine.
17. Valvetronic motor and eccentric shaft sensor. The Valvetronic motor and its sensor cause limp-mode faults when they fail. Inspect the connector and the seal around the motor for oil.
18. Plastic cooling parts. Expansion tanks, thermostat housings and water pump impellers made of plastic crack with age. Plan to replace them when the engine is fitted.
19. Electric water pump. This engine uses an electric water pump. It fails without warning and needs a diagnostic bleeding routine when it is replaced or the system is refilled.

Fitting an engine to your BMW E83 X3

1. Compare the engines side by side. Put the replacement next to the old engine and compare sensors, brackets, connectors, the sump, the starter and the flywheel or flexplate. Note anything that must be transferred.
2. Transfer the parts that differ. Move the parts that are specific to your car, such as the engine harness on some models, the sump on xDrive cars or the air conditioning compressor bracket. Use new seals and gaskets for everything you move.
3. Replace the rear main seal and drive parts. With the engine out, the rear crankshaft seal is easy to reach. Fit a new one, inspect the flywheel and clutch on manual cars or the converter seal on automatics.
4. Renew the cooling system. Most engine failures start with cooling. Fit a new water pump, thermostat and hoses, check the radiator and fan, and use the correct coolant.
5. Fit new engine mounts. Old mounts transfer vibration and can let the engine move enough to damage hoses. They are cheap and easy to replace with the engine out.
6. Inspect or replace the timing chain parts. Look at the guides and tensioner. On high-mileage engines, replacing them now costs far less than doing it later.
7. Prepare the turbo. Fit new oil feed and return seals, clean the intercooler and pipes of any oil or debris from the old engine, and prime the turbo with oil before starting.
8. Code the injectors and bleed the fuel. Enter the injector correction codes into the ECU, check the glow plugs and bleed the fuel system so the engine does not crank dry.
9. Clean the intake. If the old engine failed internally, debris can be in the intake or intercooler. Clean them so nothing reaches the new engine.
10. Fill with the right oil and prime it. Fill with new oil of the correct specification and a new filter. Crank with the fuel and ignition disabled until oil pressure builds.
11. Coding and adaptations. On modern BMWs, the engine ECU must be matched to the car's immobiliser (CAS, FEM or BDC). Reset adaptations, register the battery and clear faults with diagnostic software.
12. Reset VANOS adaptations. Clear the VANOS adaptations so the ECU learns the camshaft positions of the new engine.
13. Teach the Valvetronic limit stops. Run the Valvetronic learning routine so the ECU knows the eccentric shaft limits.
14. First start and leak check. Start the engine, let it idle and watch oil pressure, temperature and fault codes. Check for leaks and bleed the cooling system.
15. First 1,000 km. Drive gently for the first few hundred kilometres, vary the engine speed and avoid full load. Change the oil and filter after about 1,000 km to remove any assembly debris.

Diagnosing engine trouble in a BMW E83 X3

If your current engine is showing one of these symptoms, this table helps you judge whether it can be repaired or whether a replacement engine is the better route.

Knocking from the bottom of the engine. A deep knock that rises with engine speed usually means worn rod or main bearings. Stop driving: bearing failure ends with a broken connecting rod. A used engine is normally the most economical fix once the bottom end is damaged.

Overheating or losing coolant. Coolant loss without visible leaks points to a head gasket or a cracked head; visible leaks point to the water pump, hoses, thermostat housing or expansion tank. Overheating should be fixed before it warps the head.

White smoke that smells sweet. Coolant burning in the cylinders, from a head gasket, a cracked head or, on diesels, a leaking EGR cooler. Check the coolant level and look for oil in the coolant.

Blue smoke. Oil burning in the cylinders. A puff on start-up points to valve stem seals; constant smoke under load points to piston rings or, on turbo engines, turbo seals.

Rough idle or misfire. Ignition coils, spark plugs, injectors and vacuum leaks are the usual causes. A misfire on one cylinder that moves when you swap coils is a coil; one that stays is a plug, injector or compression problem.

Loss of power. Start with the simple things: air filter, boost leaks on turbo engines, fuel pressure and fault codes. A gradual loss with poor compression on a test points to internal wear.

Rattle for a few seconds after a cold start. The classic sign of a weak timing chain tensioner or stretched chain. It must be checked quickly: a chain that jumps a tooth can bend valves.

Whistle, loss of boost or limp mode. A split charge pipe, a sticking wastegate or worn turbo bearings. Check the pipes first, then the turbo shaft for play.

Black smoke under acceleration. Too much fuel for the air available: boost leaks, a sticking EGR valve, a dirty air mass meter or a leaking injector.

Hard starting when cold. Glow plugs or the glow plug control unit. On older diesels, also check the injection pump and fuel lines for air leaks.

Sudden metallic noise followed by misfire. On diesels with swirl flaps, a broken flap or screw can enter a cylinder. Stop the engine immediately; continued running usually destroys the piston and head.

Poor low-down torque and uneven idle. VANOS seals or solenoids. The engine may run well at high revs but feel flat and lumpy at low speed.

Limp mode with a Valvetronic fault. The Valvetronic motor, its eccentric shaft sensor or the wiring. The engine runs on a reduced throttle until it is repaired.

Repair or replace the engine in your BMW E83 X3?

Repair makes sense when the fault is outside the engine or in a part that can be replaced without opening it: sensors, coils, injectors, gaskets, the water pump or a turbo. Replacement makes sense when the bottom end, the crankshaft, the bores or the head are damaged, because rebuilding an engine properly costs more than a good used unit.

Ask your workshop for a written diagnosis before deciding. A compression test, an oil analysis and a borescope inspection take an hour or two and remove most of the guesswork.

Delivery, warranty and payment

Every BMW E83 X3 engine we sell is drained, sealed at each opening, strapped to a heat-treated pallet and shrink-wrapped before it leaves Hamburg. You receive photographs of the packed engine and a tracking number.

Delivery is door to door and included in the price. Most European addresses receive the engine within five to ten working days; Germany and its neighbours are usually faster.

Every engine carries a 12-month warranty on eligible internal failure when a qualified workshop fits it with new fluids and filters. Payment is by card, bank transfer or crypto; your invoice is emailed as soon as you order.

We deliver BMW E83 X3 engines from Hamburg to customers across Europe and beyond. Typical door-to-door times and customs status:

Times are typical for pallet delivery after dispatch and can vary with holidays and remote addresses. Business buyers in the EU with a valid VAT number can order without German VAT.

Questions about BMW E83 X3 engines

Will the M57D30TU2 engine fit my BMW E83 X3 3.0sd?

Yes, if your BMW E83 X3 3.0sd was built with the M57D30TU2. BMW used this 3.0 liter (2,993 cc) diesel engine with 210 kW (286 HP) in the E83 X3 3.0sd from about 2006 to 2012.

In our records the M57D30TU2 is the engine for the E83 X3 3.0sd, which makes the match simple. Still, check the code on your old engine or send us your VIN.

Your car has all-wheel drive or is an X model, so the sump, the oil pickup and some brackets can differ from the rear-drive cars. Tell us the full model so we send the right set-up.

Not sure? Send us your VIN and your gearbox code. We match the engine family, the year window and the parts on the engine before anything is reserved, and the check is free.

See all M57 Engines · Search M57D30TU2 in the shop

How much is a replacement M57D30TU2 engine for a BMW E83 X3 3.0sd?

A used M57D30TU2 for the BMW E83 X3 3.0sd costs from about 2.500 € to 3.950 € in our yard. The price depends on the year, the mileage and the parts that come with the engine.

Shipping is a flat 249 € per order. It is added once at checkout and printed on the invoice, so there is no extra fee later. Inside the EU there is no import duty. Outside the EU, the receiver pays local duty and VAT.

A replacement engine is often much cheaper than rebuilding a damaged one, and much faster. The M57D30TU2 you buy is photographed and checked in Hamburg before it is listed.

Eligible engines come with a 12 months warranty from the delivery date. It covers internal mechanical failure under normal use and correct fitting by a qualified mechanic or workshop. Not sure? Send us your VIN and your gearbox code. We match the engine family, the year window and the parts on the engine before anything is reserved, and the check is free.

See all M57 Engines · Search M57D30TU2 in the shop

Will the M57D30TU engine fit my BMW E83 X3 3.0d?

Yes, if your BMW E83 X3 3.0d was built with the M57D30TU. BMW used this 3.0 liter (2,993 cc) diesel engine with 160 kW (218 HP) in the E83 X3 3.0d from about 2003 to 2010.

In our records the M57D30TU is the engine for the E83 X3 3.0d, which makes the match simple. Still, check the code on your old engine or send us your VIN.

Your car has all-wheel drive or is an X model, so the sump, the oil pickup and some brackets can differ from the rear-drive cars. Tell us the full model so we send the right set-up.

Not sure? Send us your VIN and your gearbox code. We match the engine family, the year window and the parts on the engine before anything is reserved, and the check is free.

See all M57 Engines · Search M57D30TU in the shop

How much is a replacement M57D30TU engine for a BMW E83 X3 3.0d?

A used M57D30TU for the BMW E83 X3 3.0d costs from about 2.000 € to 3.200 € in our yard. The price depends on the year, the mileage and the parts that come with the engine.

Shipping is a flat 249 € per order. It is added once at checkout and printed on the invoice, so there is no extra fee later. Inside the EU there is no import duty. Outside the EU, the receiver pays local duty and VAT.

A replacement engine is often much cheaper than rebuilding a damaged one, and much faster. The M57D30TU you buy is photographed and checked in Hamburg before it is listed.

Eligible engines come with a 12 months warranty from the delivery date. It covers internal mechanical failure under normal use and correct fitting by a qualified mechanic or workshop. Not sure? Send us your VIN and your gearbox code. We match the engine family, the year window and the parts on the engine before anything is reserved, and the check is free.

See all M57 Engines · Search M57D30TU in the shop

Questions about the engines in the BMW E83 X3

Will the M47D20TU2 engine fit my BMW E39 520d?

Yes, if your BMW E39 520d was built with the M47D20TU2. BMW used this 2.0 liter (1,995 cc) diesel engine with 120 kW (163 HP) in the E39 520d from about 2001 to 2007.

In our records the M47D20TU2 is the engine for the E39 520d, which makes the match simple. Still, check the code on your old engine or send us your VIN.

Also tell us if your E39 has a manual or an automatic gearbox. The flywheel or the flex plate and some sensors depend on it.

Not sure? Send us your VIN and your gearbox code. We match the engine family, the year window and the parts on the engine before anything is reserved, and the check is free.

See all M47 Engines · Search M47D20TU2 in the shop

What is the difference between the N52B25 and other N52 engines?

The N52B25 makes 160 kW (218 HP) and 250 Nm. The other N52 engines are: N52B30 with 190 kW (258 HP) and 310 Nm (2005 to 2011).

Engines in one family share a basic block, but the turbo, the injection, the sensors and the engine computer can differ. A higher power version often has different pistons, a bigger turbo or a different fuel system.

This is why we ask for the exact code. Fitting a different version can work, but the wiring, the software and sometimes the gearbox must be changed to match.

Not sure? Send us your VIN and your gearbox code. We match the engine family, the year window and the parts on the engine before anything is reserved, and the check is free.

See all N52 Engines · Search N52B25 in the shop

Can I put an M57D30 engine in my Defender 130?

Yes. We sell conversion kits that fit the M57D30 into the Defender 130. The kit replaces the 200Tdi, 300Tdi and Td5, and works with the R380, LT77 and ZF 8HP70.

You can buy the full package with an engine, or only the parts you need: complete conversion with engine, complete conversion, adapter plate, engine mount, wiring and ecu and cooling and exhaust.

A swap like this needs a skilled workshop. Mounts, the adapter, the wiring and the engine computer, the cooling and the exhaust all have to work together. Check your local road rules for engine swaps before you start.

Tell us your Defender 130's year and current set-up, and we suggest the right parts. You can reach the Hamburg desk by email at autowerkeengines@gmail.com, or by phone and WhatsApp on +49 15510 030835, Monday to Friday, 9:00 to 16:00 CET.

See all M57 Defender Conversion Kits · Conversion guide

How do I know a used N52B30 engine is in good shape?

Before a unit is listed, the yard checks the engine code against the listing, writes down the parts fitted to it, seals every opening and photographs the real engine you will receive. An inspection certificate for the unit can travel with the order when you ask for it.

When you look at a listing, check the recorded mileage, the year and the photos of the ports and the stamp. Ask for photos of anything you want to see closer. You can ask for extra photos, a close-up of the code stamp or a short video before you order.

On a petrol engine like the N52B30, a careful fitter will also look at the spark plugs, the coils and the timing side before the engine goes in.

If the engine fails inside under normal use, the warranty covers you. Eligible engines come with a 12 months warranty from the delivery date. It covers internal mechanical failure under normal use and correct fitting by a qualified mechanic or workshop.

See all N52 Engines · Search N52B30 in the shop

How hard is an R380 M57 swap?

A M57D30 swap into the Defender 90, Defender 110 and Defender 130 is a big job, but a good workshop can do it with a complete kit. Most of the time goes into the mounts, the adapter and the wiring.

The usual steps are: remove the old engine, fit the new mounts and the adapter plate, set the engine in, connect the wiring and the engine computer, then fit the cooling and the exhaust. A test drive and a final check follow.

Our kits come with parts that are made to work together, which saves time and guesswork. What we list: R380 gearbox adapter kits for an M57 Defender conversion.

Before you start, check your local rules for registration and road tests after an engine change. We supply invoices and documents that help with this.

See all R380 M57 Conversion Kits · Conversion guide

Can I put an M57D30 in my Defender 110 with the ZF 8HP M57 kit?

Yes. We sell conversion kits that fit the M57D30 into the Defender 110. The kit replaces the R380 and LT77, and works with the ZF 8HP70 and ZF 8HP45.

You can buy the full package with an engine, or only the parts you need: gearbox conversion, transfer case adapter, clutch and flywheel and propshaft.

A swap like this needs a skilled workshop. Mounts, the adapter, the wiring and the engine computer, the cooling and the exhaust all have to work together. Check your local road rules for engine swaps before you start.

Tell us your Defender 110's year and current set-up, and we suggest the right parts. You can reach the Hamburg desk by email at autowerkeengines@gmail.com, or by phone and WhatsApp on +49 15510 030835, Monday to Friday, 9:00 to 16:00 CET.

See all ZF 8HP M57 Conversion Kits · Conversion guide

Can you check if an M57D25TU fits my car with my VIN?

Yes, and it is free. Send the 17-character VIN of your car and, if you have it, the gearbox code. We check the engine family, the build year window and the parts your car needs.

For the M57D25TU, we confirm that your car was built with this code or with a version that can take it. BMW used it in the BMW E60 525d, BMW E61 525d and BMW E39 525d.

We only reserve an engine once the match is confirmed, so you never pay for the wrong unit. You can reach the Hamburg desk by email at autowerkeengines@gmail.com, or by phone and WhatsApp on +49 15510 030835, Monday to Friday, 9:00 to 16:00 CET.

You can also use the VIN check on our site. It reads the year, the make, the model and the engine from the public vehicle register.

See all M57 Engines · Search M57D25TU in the shop

How hard is an M57 Land Cruiser swap?

A M57D30 swap into the Land Cruiser 70, Land Cruiser 76 and Land Cruiser 79 is a big job, but a good workshop can do it with a complete kit. Most of the time goes into the mounts, the adapter and the wiring.

The usual steps are: remove the old engine, fit the new mounts and the adapter plate, set the engine in, connect the wiring and the engine computer, then fit the cooling and the exhaust. A test drive and a final check follow.

Our kits come with parts that are made to work together, which saves time and guesswork. What we list: M57 conversions for the Land Cruiser 70-series wagon and pickup.

Before you start, check your local rules for registration and road tests after an engine change. We supply invoices and documents that help with this.

See all M57 Land Cruiser Conversion Kits · Conversion guide

How long does delivery of an N52B30 engine take?

Orders confirmed before 14:00 CET on a working day leave Hamburg the same day. Later and weekend orders leave the next working day. Delivery to the Netherlands, Belgium, Germany, France, Luxembourg and Denmark takes 1 to 3 working days.

Spain, Italy, Portugal, Poland, Czechia, Austria, Ireland, the Nordics and the Baltics take 2 to 5 working days. Greek and Spanish islands, Malta, Cyprus and remote areas take 4 to 8 working days. The UK and other countries outside the EU are quoted one by one.

Shipping is a flat 249 € per order. It is added once at checkout and printed on the invoice, so there is no extra fee later. Every engine is drained, sealed at each opening, strapped to a heat-treated pallet and shrink-wrapped, then photographed before it leaves the yard.

You get a tracking number when the pallet is collected. Check the wrapping before you sign, and note any damage on the paperwork.

See all N52 Engines · Search N52B30 in the shop

How hard is an M57 Discovery swap?

A M57D30 swap into the Discovery 1 and Discovery 2 is a big job, but a good workshop can do it with a complete kit. Most of the time goes into the mounts, the adapter and the wiring.

The usual steps are: remove the old engine, fit the new mounts and the adapter plate, set the engine in, connect the wiring and the engine computer, then fit the cooling and the exhaust. A test drive and a final check follow.

Our kits come with parts that are made to work together, which saves time and guesswork. What we list: M57 swap kits for Discovery 1 and Discovery 2, keeping the Land Rover gearbox or moving to an R380.

Before you start, check your local rules for registration and road tests after an engine change. We supply invoices and documents that help with this.

See all M57 Discovery Conversion Kits · Conversion guide

How much does a used BMW M57D30TU2 engine cost?

A used BMW M57D30TU2 engine in our yard usually costs between 2.500 € and 3.950 €. The exact price depends on the year, the mileage and the parts that come with the engine.

Our units show recorded mileage from about 22,000 km up to around 200,000 km. Lower mileage and more ancillaries mean a higher price. Each listing shows its own price, and the price you see is the price you pay. Prices include VAT for private buyers.

Shipping is a flat 249 € per order. It is added once at checkout and printed on the invoice, so there is no extra fee later. If you order a gearbox or a second engine on the same order, the fee is still charged once.

Inside the EU there is no import duty. For the UK and other non-EU countries, import duty and local VAT are paid by the receiver, and we supply a commercial invoice.

See all M57 Engines · Search M57D30TU2 in the shop

What should I replace when I fit a used M57D30TU engine?

A used engine lasts longest when it starts life in your car with fresh fluids and new seals. Fit a new oil filter and fresh oil of the grade BMW lists for this engine, and refill the coolant with the correct BMW antifreeze mix. Change the drive belt, the thermostat and the water pump seals if they look tired, because they are cheap while the engine is out. Use new gaskets for the exhaust manifold, the intake and the sump plug, and check every hose clip before the first start.

Look at the engine mounts and the clutch or the torque converter while the engine is out. Old mounts can crack a new engine's brackets, and a worn clutch is much easier to change now.

Before the first start, turn the engine over without fuel until the oil pressure light goes out. Then let it idle, check for leaks, and drive gently for the first few hundred kilometres.

The warranty asks for fitting by a qualified mechanic and the correct oil, coolant and filters. Keep your receipts in case you ever need to make a claim.

See all M57 Engines · Search M57D30TU in the shop

What is in the M57 Range Rover Classic wiring and ecu kit?

The M57 Range Rover Classic wiring and ecu kit includes: M57D30 patch loom for the Range Rover Classic; ECU bridge connector; Immobiliser bypass or coded ECU; Sensor pinout sheet; Fuse and relay map.

It is made for the Range Rover Classic (1983–1995), and replaces the 200Tdi, 300Tdi and 3.5 V8. Gearbox set-ups we support are the ZF 4HP22 and LT77.

This kit costs about 500 € to 820 €, depending on the exact listing. The engine is not included, so you can use your own M57D30 or buy one from our yard.

Shipping is a flat 249 € per order. It is added once at checkout and printed on the invoice, so there is no extra fee later. If you are not sure which kit you need, tell us your vehicle, its year and its current engine and gearbox. We help for free.

See all M57 Range Rover Classic Kits · Conversion guide

What is the difference between the M57D25TU and other M57 engines?

The M57D25TU makes 130 kW (177 HP) and 400 Nm. The other M57 engines are: M57D30TU2 with 210 kW (286 HP) and 580 Nm (2006 to 2012); M57D30TU with 160 kW (218 HP) and 500 Nm (2003 to 2010).

Engines in one family share a basic block, but the turbo, the injection, the sensors and the engine computer can differ. A higher power version often has different pistons, a bigger turbo or a different fuel system.

This is why we ask for the exact code. Fitting a different version can work, but the wiring, the software and sometimes the gearbox must be changed to match.

Not sure? Send us your VIN and your gearbox code. We match the engine family, the year window and the parts on the engine before anything is reserved, and the check is free.

See all M57 Engines · Search M57D25TU in the shop

Will the M54B30 engine fit my BMW E46 330i?

Yes, if your BMW E46 330i was built with the M54B30. BMW used this 3.0 liter (2,979 cc) petrol engine with 170 kW (231 HP) in the E46 330i from about 2000 to 2006.

In our records the M54B30 is the engine for the E46 330i, which makes the match simple. Still, check the code on your old engine or send us your VIN.

Also tell us if your E46 has a manual or an automatic gearbox. The flywheel or the flex plate and some sensors depend on it.

Not sure? Send us your VIN and your gearbox code. We match the engine family, the year window and the parts on the engine before anything is reserved, and the check is free.

See all M54 Engines · Search M54B30 in the shop

What is in the M57 Discovery complete conversion with engine kit?

The M57 Discovery complete conversion with engine kit includes: Inspected M57D30 long engine, compression recorded; Discovery 1 engine mounts and brackets; Adapter plate, clutch and flywheel; Wiring patch loom and ECU bridge; Intercooler pipes, radiator hoses and downpipe; Fitting notes and torque sheet.

It is made for the Discovery 1 and Discovery 2 (1989–2004), and replaces the 200Tdi, 300Tdi and Td5. Gearbox set-ups we support are the R380 and ZF 4HP22.

This kit costs about 7.370 € to 9.840 €, depending on the exact listing. It includes an inspected M57D30 engine, so you get everything from one place.

Shipping is a flat 249 € per order. It is added once at checkout and printed on the invoice, so there is no extra fee later. If you are not sure which kit you need, tell us your vehicle, its year and its current engine and gearbox. We help for free.

See all M57 Discovery Conversion Kits · Conversion guide

Can I put an M47D20 engine in my Defender 90?

Yes. We sell conversion kits that fit the M47D20 into the Defender 90. The kit replaces the 200Tdi and Td5, and works with the R380 and LT77.

You can buy the full package with an engine, or only the parts you need: complete conversion with engine, complete conversion, adapter plate, engine mount, wiring and ecu and cooling and exhaust.

A swap like this needs a skilled workshop. Mounts, the adapter, the wiring and the engine computer, the cooling and the exhaust all have to work together. Check your local road rules for engine swaps before you start.

Tell us your Defender 90's year and current set-up, and we suggest the right parts. You can reach the Hamburg desk by email at autowerkeengines@gmail.com, or by phone and WhatsApp on +49 15510 030835, Monday to Friday, 9:00 to 16:00 CET.

See all M47 Defender Conversion Kits · Conversion guide

Does a used M57D30TU engine come with a warranty?

Yes. Eligible engines come with a 12 months warranty from the delivery date. It covers internal mechanical failure under normal use and correct fitting by a qualified mechanic or workshop.

The warranty does not cover damage from wrong fitting, overheating, low oil, wrong fluids or fuel, engines that were opened or modified without our approval, or labour and towing costs.

To claim, send us your order number, a short description of the problem, photos or a video, and a mechanic's report if we ask for one. If the claim is approved, we repair, replace or refund the engine.

Keep the receipts for the fitting, the oil and the filters. They make any claim quick and simple.

See all M57 Engines · Search M57D30TU in the shop

Can I put an M57D30 engine in my Discovery 2?

Yes. We sell conversion kits that fit the M57D30 into the Discovery 2. The kit replaces the 200Tdi, 300Tdi and Td5, and works with the R380 and ZF 4HP22.

You can buy the full package with an engine, or only the parts you need: complete conversion with engine, complete conversion, adapter plate, engine mount, wiring and ecu and cooling and exhaust.

A swap like this needs a skilled workshop. Mounts, the adapter, the wiring and the engine computer, the cooling and the exhaust all have to work together. Check your local road rules for engine swaps before you start.

Tell us your Discovery 2's year and current set-up, and we suggest the right parts. You can reach the Hamburg desk by email at autowerkeengines@gmail.com, or by phone and WhatsApp on +49 15510 030835, Monday to Friday, 9:00 to 16:00 CET.

See all M57 Discovery Conversion Kits · Conversion guide

What is in the ZF 8HP M57 clutch and flywheel kit?

The ZF 8HP M57 clutch and flywheel kit includes: M57D30 flywheel; Organic clutch disc and cover; Release bearing; Alignment tool.

It is made for the Defender 110, Defender 90 and Discovery 2 (1994–2016), and replaces the R380 and LT77. Gearbox set-ups we support are the ZF 8HP70 and ZF 8HP45.

This kit costs about 580 € to 970 €, depending on the exact listing. The engine is not included, so you can use your own M57D30 or buy one from our yard.

Shipping is a flat 249 € per order. It is added once at checkout and printed on the invoice, so there is no extra fee later. If you are not sure which kit you need, tell us your vehicle, its year and its current engine and gearbox. We help for free.

See all ZF 8HP M57 Conversion Kits · Conversion guide

What is in the M57 Land Cruiser engine mount kit?

The M57 Land Cruiser engine mount kit includes: Left and right Land Cruiser 70 chassis mounts; M57D30 side brackets; Polyurethane bushes; Hardware kit.

It is made for the Land Cruiser 70, Land Cruiser 76 and Land Cruiser 79 (1990–2024), and replaces the 1HZ, 1HD-FTE and 1VD-FTV. Gearbox set-ups we support are the H150F and H151F.

This kit costs about 360 € to 570 €, depending on the exact listing. The engine is not included, so you can use your own M57D30 or buy one from our yard.

Shipping is a flat 249 € per order. It is added once at checkout and printed on the invoice, so there is no extra fee later. If you are not sure which kit you need, tell us your vehicle, its year and its current engine and gearbox. We help for free.

See all M57 Land Cruiser Conversion Kits · Conversion guide

Will the M57D25TU engine fit my BMW E60 525d?

Yes, if your BMW E60 525d was built with the M57D25TU. BMW used this 2.5 liter (2,497 cc) diesel engine with 130 kW (177 HP) in the E60 525d from about 2000 to 2007.

In our records the M57D25TU is the engine for the E60 525d, which makes the match simple. Still, check the code on your old engine or send us your VIN.

Also tell us if your E60 has a manual or an automatic gearbox. The flywheel or the flex plate and some sensors depend on it.

Not sure? Send us your VIN and your gearbox code. We match the engine family, the year window and the parts on the engine before anything is reserved, and the check is free.

See all M57 Engines · Search M57D25TU in the shop

Can you check if an M54B30 fits my car with my VIN?

Yes, and it is free. Send the 17-character VIN of your car and, if you have it, the gearbox code. We check the engine family, the build year window and the parts your car needs.

For the M54B30, we confirm that your car was built with this code or with a version that can take it. BMW used it in the BMW E46 330i, BMW E46 330Ci, BMW E39 530i, BMW E60 530i and BMW E53 X5 3.0i and more.

We only reserve an engine once the match is confirmed, so you never pay for the wrong unit. You can reach the Hamburg desk by email at autowerkeengines@gmail.com, or by phone and WhatsApp on +49 15510 030835, Monday to Friday, 9:00 to 16:00 CET.

You can also use the VIN check on our site. It reads the year, the make, the model and the engine from the public vehicle register.

See all M54 Engines · Search M54B30 in the shop

Can you check if an M47D20TU2 fits my car with my VIN?

Yes, and it is free. Send the 17-character VIN of your car and, if you have it, the gearbox code. We check the engine family, the build year window and the parts your car needs.

For the M47D20TU2, we confirm that your car was built with this code or with a version that can take it. BMW used it in the BMW E46 320d, BMW E46 320td, BMW E39 520d, BMW E60 520d and BMW E87 120d.

We only reserve an engine once the match is confirmed, so you never pay for the wrong unit. You can reach the Hamburg desk by email at autowerkeengines@gmail.com, or by phone and WhatsApp on +49 15510 030835, Monday to Friday, 9:00 to 16:00 CET.

You can also use the VIN check on our site. It reads the year, the make, the model and the engine from the public vehicle register.

See all M47 Engines · Search M47D20TU2 in the shop

How much is a replacement M54B30 engine for a BMW E60 530i?

A used M54B30 for the BMW E60 530i costs from about 1.650 € to 2.700 € in our yard. The price depends on the year, the mileage and the parts that come with the engine.

Shipping is a flat 249 € per order. It is added once at checkout and printed on the invoice, so there is no extra fee later. Inside the EU there is no import duty. Outside the EU, the receiver pays local duty and VAT.

A replacement engine is often much cheaper than rebuilding a damaged one, and much faster. The M54B30 you buy is photographed and checked in Hamburg before it is listed.

Eligible engines come with a 12 months warranty from the delivery date. It covers internal mechanical failure under normal use and correct fitting by a qualified mechanic or workshop. Not sure? Send us your VIN and your gearbox code. We match the engine family, the year window and the parts on the engine before anything is reserved, and the check is free.

See all M54 Engines · Search M54B30 in the shop

What is the BMW M57D25TU engine?

The BMW M57D25TU is a 2.5 liter (2,497 cc) diesel engine from the M57 family. It has an inline 6, DOHC, 24 valve layout with a variable-geometry turbocharger, and makes 130 kW (177 HP) with 400 Nm of torque. BMW built it from 2000 to 2007 and it meets the Euro 4 emission standard.

You find the M57D25TU in the BMW E60 525d, BMW E61 525d and BMW E39 525d. What we list: BMW M57 2.5 and 3.0 turbo diesel engines across E39, E46, E60, E65, E70 and E83.

At Autowerke Engines every M57D25TU is a real used engine from our yard in Hamburg. Before a unit is listed, the yard checks the engine code against the listing, writes down the parts fitted to it, seals every opening and photographs the real engine you will receive. Each listing shows the year, the mileage and the price, so you can compare units side by side.

Not sure? Send us your VIN and your gearbox code. We match the engine family, the year window and the parts on the engine before anything is reserved, and the check is free.

See all M57 Engines · Search M57D25TU in the shop

What is in the M57 Hilux complete conversion with engine kit?

The M57 Hilux complete conversion with engine kit includes: Inspected M57D30 long engine, compression recorded; Hilux N70 engine mounts and brackets; Adapter plate, clutch and flywheel; Wiring patch loom and ECU bridge; Intercooler pipes, radiator hoses and downpipe; Fitting notes and torque sheet.

It is made for the Hilux N70 and Hilux N80 (2005–2023), and replaces the 1KD-FTV and 2KD-FTV. Gearbox set-ups we support are the R150F and RC60.

This kit costs about 7.370 € to 9.840 €, depending on the exact listing. It includes an inspected M57D30 engine, so you get everything from one place.

Shipping is a flat 249 € per order. It is added once at checkout and printed on the invoice, so there is no extra fee later. If you are not sure which kit you need, tell us your vehicle, its year and its current engine and gearbox. We help for free.

See all M57 Hilux Conversion Kits · Conversion guide

Glossary

• VANOS — BMW's variable camshaft timing system. It adjusts the intake camshaft (single VANOS) or both camshafts (double VANOS) to improve torque and emissions.
• Valvetronic — BMW's variable valve lift system. It controls engine load with the intake valves instead of a throttle plate, improving economy.
• Wastegate — A valve that lets exhaust gas bypass the turbine to control boost pressure. Worn wastegates rattle and can cause boost faults.
• EGR — Exhaust gas recirculation. It feeds some exhaust back into the intake to reduce NOx emissions but builds up soot.
• Swirl flaps — Flaps in the intake manifold that create swirl at low revs. On some BMW diesels they can break and enter the engine.
• Common rail — A diesel injection system with a high-pressure fuel rail feeding all injectors. It allows precise, multiple injections per cycle.
• Long block — An engine with the block, head and internals but without most ancillaries such as manifolds, turbo, alternator or starter.
• Dressed engine — An engine with most ancillaries fitted, ready to install with fewer parts transferred.
• Compression test — A measurement of the pressure each cylinder builds when cranked. Even readings show healthy rings and valves.
• Leak-down test — A test that pressurises each cylinder and measures how much air escapes, showing where any leak is.
• LCI — Life Cycle Impulse, BMW's name for a mid-life update. Engines often change at the LCI.
• xDrive — BMW's all-wheel-drive system. xDrive cars often use a different sump and oil pickup.
• DME — Digital Motor Electronics, BMW's name for the engine control unit.
• CAS, FEM and BDC — The immobiliser and body modules that must be matched to the engine control unit on modern BMWs.
• Timing chain tensioner — A hydraulic or spring device that keeps the timing chain tight. Worn tensioners cause cold-start rattle.
• Electric water pump — A water pump driven by an electric motor. It needs a diagnostic bleeding routine when the system is refilled.
• TU — Technical Update, BMW's suffix for a revised version of an engine.

Our verdict

The BMW E83 X3 offers a wide choice of engines, and the right replacement depends on your exact model, build date and gearbox. Confirm the code with your VIN, choose a unit with known history, replace the known weak parts while it is out, and the car will be back on the road for years.

See every BMW E83 X3 engine in stock, or ask the Hamburg desk to check your VIN.

Model-by-model engine guides

• BMW X3 2.5si (E83) engine: which one, problems and replacement
• BMW X3 3.0d (E83) engine: which one, problems and replacement