BMW M88
The BMW M88 is a straight-6 DOHC petrol engine which was produced from 1978 to 1989. It is based on the DOHC version of the BMW M49 engine, which was used in the BMW 3.0CSi racing cars.
| BMW M88 engine | |
|---|---|
| Overview | |
| Manufacturer | BMW |
| Also called |
|
| Production | 1978–1989 |
| Layout | |
| Configuration | Straight-6 |
| Displacement | 3.5 L (3,453 cc) |
| Cylinder bore | 93.4 mm (3.7 in) |
| Piston stroke | 84 mm (3.3 in) |
| Cylinder block material | Cast iron |
| Cylinder head material | Aluminium |
| Valvetrain | DOHC (M88) SOHC (M30B35LE/M90) |
| Combustion | |
| Fuel type | Petrol |
| Chronology | |
| Predecessor | None |
| Successor | BMW S38 |
The M88 was produced alongside the BMW M30 engine, as the higher performance engine. In North America up until 1989, the BMW S38 engine was used instead of the M88. In 1989, an updated version of the S38 became the worldwide replacement for the M88. The M30B35LE is a SOHC engine which is based on the M88/1; this is sometimes referred to as the M90.
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