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The BMW E21 is the first generation of the BMW 3 Series, a range of compact executive cars. The E21 was produced from June 1975 to December 1983 and replaced the BMW 02 Series . The series was exclusively built in a two-door coupé body style (except for convertibles made by Baur).
Valvetronic system of the BMW N52 engine. The Valvetronic system is a BMW variable valve lift system [1] which, in combination with VANOS, allows infinite adjustment of the intake valve timing and lift. [2] [3] The system claims to improve fuel economy and emissions, and negates the need for a throttle body in regular use. [4]
The Baur family received a patent for the design of a folding top for luxury automobiles around the time BMW was building the first car with the BMW name. [ citation needed ] Baur was established in 1910 [ 1 ] and produced, among others, 1,682 1600-2 Cabriolets, 2,517 2002 Cabriolets, 2,592 E110 700 Sport Cabriolets, [ 2 ] and most of the 450 ...
Sunroof systems may be manual or electric, while most moonroof systems are electric/electronic. Manual sunroofs may be lever actuated, as in venting type pop-ups, manual lever or crank operated for sliding systems. Electric roof systems are usually cable driven by a motor and feature some form of sliding opening.
The BMW E30 is the second generation of BMW 3 Series, which was produced from 1982 to 1994 and replaced the E21 3 Series. The model range included 2-door saloon (sometimes referred to as a coupé) and convertible body styles, [ 4 ] [ 5 ] as well as being the first 3 Series to be produced in 4-door saloon and wagon/estate body styles.
BMW-owned manufacturer Mini and British manufacturer Land Rover incorporated it under the Cornering Brake Control name. [ 13 ] [ 14 ] Other companies have used CBC technology as a part of their ESC feature, making CBC technology a more universal safety measure.
With the AETC system, the power-valve systems are normally partially closed at low RPM; when closed, it enables the engine to make more power. Up to a certain point, however, power drops off as the engine is unable to expel enough gases out of the exhaust. When the power-valve is opened, it allows more gases to flow out of the exhaust port.
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. The initial M20 model had a displacement of 2.0 L (122 cu ...