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The Volkswagen-Audi V8 engine family is a series of mechanically similar, gasoline-powered and diesel-powered, V-8, internal combustion piston engines, developed and produced by the Volkswagen Group, in partnership with Audi, since 1988. They have been used in various Volkswagen Group models, and by numerous Volkswagen-owned companies.
It is a family of 3-cylinder and 4-cylinder diesel engines featuring modular diesel engine system (MDB (Modularer Diesel Motor Baukasten)), [3] [4] [5] with dual-loop EGR system, with high pressure EGR and a cooled low-pressure EGR loops; variable valve train (VVT) with a camshaft adjuster, Bosch CRS 2-20 2000 bar common rail injection system ...
This engine started as a straight-five-cylinder Audi diesel in 1989 (itself derived from the EA827 series), but got reduced to an inline-four-cylinder for Volkswagens use. It is related (through several evolutions of engine families) to the EA827 series, indirect-injection diesels, 16 valves , and five-cylinder gasoline engines .
This engine produces 500 PS (368 kW; 493 bhp) of power and 625 N⋅m (461 lbf⋅ft) of torque. This new engine was made available on the 3rd generation A8. It had more compact dimensions than a comparable V8 engine FSI direct injection with twin high-pressure fuel pumps, twin fuel rails, and six-port high-pressure injectors. applications
A performance-focused version called the Audi SQ8 was launched in June 2019 with chassis revisions, styling, and technology upgrades. It features a new 4.0-litre Biturbo V8 mild-hybrid diesel engine with 429bhp and 900 N⋅m (664 lb⋅ft) of torque.
Although other Audi vehicles such as the 2010 Audi S4 and 2011 Audi A7 had switched from the 4.2 L V8 to the 3.0 L supercharged V6, the Audi A8 retained a higher-output 4.2 L V8 as the base engine for the 2011 and 2012 model years in North America. Taiwan models went on sale on the 11th November 2010. Early models include 3.0 TFSI quattro ...
Its first to use a V8 diesel engine was the second-generation Cayenne S Diesel in 2014. Audi's first road car to use a V8 engine was the 1988 Audi V8 luxury sedan. Its first model to use a V8 diesel engine was the D2 A8 3.3 TDI in 2000.
The first TDI engine, a straight-five engine, was produced for the 1989 Audi 100 TDI sedan. In 1999, common rail fuel injection was introduced in the V8 engine used by the Audi A8 3.3 TDI Quattro. From 2006 until 2014, Audi successfully competed in the LMP1 category of motor racing using TDI engine-powered racing cars.