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History BMW E21
Under the direction of 51% percent shareholder, Herbert Quandt, BMW has decided upon a replacement for their aging 2002. Without it, there is a distinct possibility of BMW leaving primary mission to build a driver-oriented cars, and alienating an existing customer base long fallen in love with the 2002 model of the company. The cockpit design of the E21 marked the introduction of a new design concept, with the center console area and central control panel angled towards the driver. This feature has become part of BMW's interior design philosophy for many years. As a sign of passive safety, every side and control elements within the interior were rounded off with layered.At the E21's release, there are three models available: with 316 (1.6 liter), 318 (1.8 liter) and 320 (2.0-liter) versions of the BMW M10 four cylinder engine. To draw clear visual distinction within the new model series, the 320 models came with dual lamps, while the 316 and 318 had single round headlights.
BMW E21 lasting changes
In the mid 1970s, BMW had invested DM 110 million in a new engine series, designated as M60, but later renamed as M20 upon the introduction of E30 in late 1982.Performance Engine
At the 1977 International Auto Show in Frankfurt, BMW introduced a new variant of E21, which features a new six-cylinder M20 engine. In the model 320 four-cylinder engine was replaced with the 320/6, featuring a two-liter version of the M20 engine. 323i model was introduced, featuring 2.3 liters and 143 bhp (107 kW), empowering this car with a maximum speed of around 190 km / h (118 mph). In the braking system was also upgraded, with the 323i featuring disc brakes on all wheels.For the time being however, the performance gap that has developed between the 98 bhp (73 kW) and 318 new 320/6 gives 122 bhp (91 kW). Only for model years 1979-1980, four-cylinder engine models are upgraded: the 1.8-liter power unit was revised to enter the market as a 90 bhp (67 kW) engine carburetor at 316, while addition of Bosch K Jetronic fuel injection system engine to 1.8-evoke liter 318i to 105 bhp (78 kW).
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