BMW M51D25 UL Engine

This page lists the M51D25 UL specifications for the engine built by BMW.

Fuel Type Diesel
Configuration I6
Combustion Type
Displacement (cc) 2,497 cc
Cylinders 6
Cylinder Bore (mm) 80 mm
Cylinder Stroke (mm) 82.8 mm
Valves 12
Valves Per Cylinder 2
Valvetrain
Compression Ratio 22:1
Power (kW) 85 kW @ 4,800 RPM
Torque (N⋅m) 226 N⋅m @ 1,900 RPM
Redline (RPM)
Weight (kg)
Production 1991 - 1997

Where listed, power output figures are based on the most powerful production variant of that engine, because some manufacturers use different engine maps to tune the same engine for better fuel economy, performance or to differentiate models in the range.

Last Updated: 12th February 2020 at 21:42:04