218n
BMW 525i/sport wagon BMW 530i BMW 540i/sport wagon
Displacement
Number of cylinders cu in (cm
m) 152.2 (2,494)
6 181.8 (2,979)
6268.4 (4,398)
8
Maximum output
at engine speed hp
rpm184
6,000 225
5,900282
5,400
Maximum torque
at engine speed Ib ft (Nm)
rpm175 (236)
3,500 214 (289)
3,500324 (440)
3,600
Compression ratio e10.5 10.2 10.0
Stroke
Bore in (mm)
in (mm)2.95 (75.0)
3.31 (84.0) 3.53 (89.6)
3.31 (84.0)3.26 (82.7)
3.62 (92.0)
Fuel-injection system Digital-electronic engine-management system
Engine specifications