The BMW M3 is a high performance version of the popular compact BMW 3-Series automobile, made by BMW M. M3 models have been derived from the E30, E36, E46 and E92 3-series. Based on the 1986 E30 3-Series, the first M3 was introduced with a 2.3 L S14 engine, derived from the BMW M88 inline-6 block and the valve train and head architecture from BMWs M1 and later M6 inline-6 cylinder. For the 1996 model year the M3 was upgraded to a new 3.2 L, 321 hp (236 kW) engine (S50B32), a six speed gearbox and the M5's larger brakes. The 2001 E46 M3 appeared worldwide with the new 3.2 L S54B32 engine. At the time of the car's introduction, this engine had the highest specific output naturally aspirated engine ever made by BMW, producing 343 PS (333 SAE net hp (252 kW) in North America) and 365 N•m (262 ft·lbf) of torque.

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