M30 2.8L6 Cylinder Produced from 1968 to 1987

2.8 litre

A 2.8 litre version of the M30, this appeared in 1968 in the then new E3 2800 and E9 2800CS. It has a bore of 86 mm, a stroke of 80 mm and a displacement of 2,788 cc (170.1 cu in).[5] In the E24 628 CSi, it uses Bosch L-Jetronic fuel injection.[5] Originally, two Solex Zenith "35/40 INAT" carburetors are used, the compression ratio is 9.0:1 and the engine produces 170 PS (125 kW) and 24.0 kg·m (235 N·m; 174 lb·ft).[6]

Applications:

1968-1971 E3 2800

1971 E3 Bavaria

1968-1971 E9 2800CS

1975-1976 E12 528 (125 kW, carburetor)[7]

1977-1979 E23 728 (125 kW, carburetor)

1976-1978 E12 528 (130 kW, carburetor)

1977-1978 E12 528i (129 kW, fuel injected, lower compression ratio, North America only)

1978-1981 E12 528i (135 kW, fuel injected)

1979-1986 E23 728i (135 kW, fuel injected)

1979–1987 E24 628CSi (135 kW, fuel injected)

1981-1987 E28 528i (135 kW, fuel injected)