How much power and torque does the BMW M73B54 have?

From the factory the BMW M73B54 makes 240 kW (326 HP) and 490 Nm of torque. It is a 5.4 liter (5,379 cc) v12, SOHC, 24 valve petrol engine with no turbo (naturally aspirated).

Without a turbo, the power builds smoothly with the revs. A clean air intake, healthy ignition and the correct fuel are key to getting the full figure.

A used engine reaches its factory numbers when it is fitted with the matching engine computer and software, and serviced with the right oil and filters. If the engine computer from your car is a different version, a specialist may need to code it.

Every M73B54 on our site lists its year and mileage. You can ask for extra photos, a close-up of the code stamp or a short video before you order.