BMW 633 CSi
Cylinders: 6
Capacity: 3210cc
Power: 147kW (200bhp) @ 5200rpm
Weight: 1470kg (3234lb)
Max Speed: 210km/h (130mph)
Acceleration: 0-100km/h(62mph): 8sec
Fuel Consumption: 16l/100km
BMW 635 CSi
The earlier 6-series lacked some of the sporting power of their predecessors so in July 1978 the new 3.5 litre was installed. BMW also offered a smaller engined version (the 628CSi) and in 1982 refined the engine to be more economical and began including electronic features.
1978 model
Cylinders: 6
Capacity: 3453cc
Power: 160kW (218bhp) @ 5200rpm
Torque: 311NM (229lb ft) @ 4000rpm
Weight: 1430kg (3150lb)
Max Speed: 229km/h (142mph)
Acceleration: 0-100km/h(62mph): 7.4sec
Fuel Consumption: 17l/100km (10.6mpg)
1986 model
Cylinders: 6, 4-stroke inline
Capacity: 3430cc
Power: 136kW (185bhp) @ 5400rpm
Torque: 290NM (213lb ft) @ 4000rpm
Compression Ratio: 8.0:1
Weight (unladen): 1495kg (3290lb)
Length: 4755mm
Width: 1725mm
Height: 1365mm
Wheelbase: 2630mm
Turning Circle: 11.2m
Max Speed: 217km/h (136mph)
Acceleration: 0-100km/h(62mph): 8.3sec
Fuel Consumption(city): manual: 13.2l/100km auto: 13.6l/100km
Fuel Consumption(highway): manual: 8.2l/100km auto: 8.5l/100k