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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 [1] and was produced for BMW by the Upper Austrian Steyr engine plant from 1983 to 1991. It was succeeded by the M51.
- 2.4 L (2,443 cc)
- 1983–1991
- BMW Motoren GmbH Steyr
- Straight-6
Der BMW M21 ist ein Sechszylinder-Reihen-Dieselmotor des bayerischen Motorenherstellers BMW. Der Motor mit Wirbelkammereinspritzung wurde aus dem Ottomotor M20 entwickelt und ab März 1983 im oberösterreichischen Steyr in Serie für BMW produziert. Die Ablösung erfolgte ab 1991 durch den Nachfolgemotor M51. Insgesamt wurden 174.407 Einheiten ...
- BMW
- Diesel
- 03.1983–12.1992
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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 1991. It was succeeded by the M51.
The M21 is an straight-6 Diesel engine of BMW, whose 12-valve, belt-driven SOHC design in three parts, featuring a main Block with a Sump at the bottom and a Head at the top. It is directly related to the M20 engine. The M21 was the only diesel engine fitted to the E30, with a single capacity of 2.4 litres.
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 [1] and was produced for BMW by the Upper Austrian Steyr engine plant from 1983 to 1991. It was succeeded by the M51.
The BM-21 "Grad" ( Russian: БМ-21 "Град", lit. ' hailstorm ') is a self-propelled 122 mm multiple rocket launcher designed in the Soviet Union. [8] The system and the M-21OF rocket [9] were first developed in the early 1960s, and saw their first combat use in March 1969 during the Sino-Soviet border conflict. [10]
The BMW M20 is a SOHC straight-six petrol engine which was produced from 1977 to 1993. It was introduced eight years after the larger BMW M30 straight-six engine, which remained in production alongside the M20. [1] The first cars to use the M20 were the E12 5 Series and the E21 3 Series.
