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The BMW M47 and Rover Group M47R are straight-4 Diesel engines. Variants were manufactured by BMW from 1998 to 2007. Variants were manufactured by BMW from 1998 to 2007. BMW gradually adopted high-pressure common rail fuel injection systems over the lifetime of the M47.
The M41 engine was the first four-cylinder diesel engine from BMW. The engine was derived from the six-cylinder BMW M51 engine and shared 86% of its components. This engine became available in several models of the E36: 4-door sedan; 5-door touring; 3-door compact
In the 1970s BMW decided to develop an engine, which would both be powerful and have a good fuel economy.This was caused by the oil crisis in 1973.In 1975 a group of BMW engineers started working on the M78/M105 diesel engine project, using the M20 petrol engine as the basis.
While European nations and much of the rest of the world are embracing the excellence of modern small diesel engines, the oily film of failure from these hastily engineered lumps lingers on the American palate." [81] Edmunds.com and TheStreet.com both ranked the 1979 Oldsmobile Cutlass Supreme Diesel the 10th worst car of all time. [22] [82]
BMW N47 is a four-cylinder common rail diesel engine that has many improvements over its predecessor, the M47. In 2014 it was replaced with the B47. The USA market never received B47 engine. The only B diesel engine in the US received was the B57 (6 cyl) in the 2018 model 540d. The newest 4 cylinder diesel in the US was N47TU.
BMW is well known for its history of inline-six (straight-six) engines, a layout it continues to use to this day despite most other manufacturers switching to a V6 layout. . The more common inline-four and V8 layouts are also produced by BMW, and at times the company has produced inline-three, V10 and V12 engines, BMW also engineered non-production customised engines especially for motorsports ...
The M51 is a water-cooled and turbocharged inline six-cylinder diesel engine with a Bosch VP37-swirl-chamber-injection. [1] [2] [3] The displacement is 2.5 L; 152.4 cu in (2,497 cc) and the compression ratio is 22.0:1. Some engine variants have an intercooler in addition to the turbocharger, they can be identified by the tds. [2]
The V8 diesel engine wasn't offered again until 1999 when Mercedes-Benz introduced the 4-litre OM628 V8 diesel engine for its passenger vehicles. Audi followed in 2003 with its 4-litre V8 TDI . Mercedes-Benz ended the production in 2010, leaving Audi and Toyota ( 4.5-litre V8 ) to be the exclusive manufacturers of V8 diesels.