The Mercedes-Benz M106 engine is a high-revving, prototype, four-stroke, 2.5-liter, naturally aspirated, V-6

racing In sport, racing is a competition of speed, in which competitors try to complete a given task in the shortest amount of time. Typically this involves traversing some distance, but it can be any other task involving speed to reach a specific go ...

engine An engine or motor is a machine designed to convert one or more forms of energy into mechanical energy. Available energy sources include potential energy (e.g. energy of the Earth's gravitational field as exploited in hydroelectric power ...

, designed, developed and produced by

Mercedes-Benz Mercedes-Benz (), commonly referred to as Mercedes and sometimes as Benz, is a German luxury and commercial vehicle automotive brand established in 1926. Mercedes-Benz AG (a Mercedes-Benz Group subsidiary established in 2019) is headquartere ...

for the DTM and later ITC, between

1994 File:1994 Events Collage.png, From left, clockwise: The 1994 Winter Olympics are held in Lillehammer, Norway; The Kaiser Permanente building after the 1994 Northridge earthquake; A model of the MS Estonia, which sank in the Baltic Sea; Nelson ...

and 1996.

History

The new M106 six-cylinder replaced the previous four-cylinder engine used in the

Mercedes-Benz 190E The Mercedes-Benz W201 was the internal designation for the Mercedes 190 series sedans, a range of front-engine, rear drive, five passenger, four-door sedans manufactured over a single generation, from 1982 to 1993 as the company's first compac ...

during the past seasons. It is a brand-new V6 with a displacement of just under 2.5 liters. Very loosely based on the 4.2 liter V8 used in the E 420 and S 420 models, the new engine uses a cylinder bank V-angle of 90 degrees. Equipped with twin overhead camshafts and four valves per cylinder, the compact unit nevertheless only weighed due to extensive use of alloys. Initially producing between , it drives the rear wheels via a six-speed

sequential gearbox A sequential manual transmission, also known as a sequential gearbox, or a sequential transmission, is a type of non-synchronous manual transmission used mostly for motorcycles and racing cars. It produces faster shift times than traditional ...

that was fitted at the rear of the car to improve the weight balance. While Alfa Romeo's model featured four driven wheels, Mercedes-Benz was restricted to only a

rear-wheel drive Rear-wheel drive (RWD) is a form of engine and transmission layout used in motor vehicles, in which the engine drives the rear wheels only. Until the late 20th century, rear-wheel drive was the most common configuration for cars. Most rear-wheel ...

setup for their new DTM racer as none of the road-going C-Class models used

four-wheel drive Four-wheel drive, also called 4×4 ("four by four") or 4WD, refers to a two-axled vehicle drivetrain capable of providing torque to all of its wheels simultaneously. It may be full-time or on-demand, and is typically linked via a transfer cas ...

. The 1996 iteration of the engine developed over , and revved over 11,500 rpm.

Applications

Mercedes-Benz C-Class DTM (W202)

References

{{reflist Mercedes-Benz V6 engines Mercedes-Benz engines Gasoline engines by model Engines by model Piston engines Internal combustion engine