BMW M21
Engine
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The BMW M21 is a straight-six diesel engine developed by the Bavarian engine manufacturer BMW. It has swirl chamber injection and is based on the M20 petrol engine and was produced for BMW by the Upper Austrian Steyr engine plant from 1983 to... Wikipedia
Compression ratio: 22.0:1
Cooling system: Water-cooled
Cylinder block material: Cast iron
Fuel system: Swirl chamber injection, distributor fuel injection pump
Piston stroke: 81 mm (3.19 in)
Power output: 63–85 kW (84–114 hp)
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