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An ignition coil is used in the ignition system of a spark-ignition engine to transform the battery voltage to the much higher voltages required to operate the spark plug(s). The spark plugs then use this burst of high-voltage electricity to ignite the air-fuel mixture. The ignition coil is constructed of two sets of coils wound around an iron ...
The engine management was upgraded to Motronic 3.3 and the ignition system was upgraded to coil-on-plug ignition. Other changes included the compression ratio increasing to 10.5:1, a dual-mass flywheel , an exhaust manifold made of Inconel , larger intake and exhaust valves, lighter pistons, and the throttle bodies increasing by 4 mm (0.16 in ...
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Ignition system of a flat-twin Citroën 2CV. A wasted spark system is a type of ignition system used in some four-stroke cycle internal combustion engines.In a wasted spark system, the spark plugs fire in pairs, with one plug in a cylinder on its compression stroke and the other plug in a cylinder on its exhaust stroke.
The first generation of the BMW 4 Series consists of the BMW F32 (coupé version), BMW F33 (convertible version) and BMW F36 (five-door liftback version, [6] [7] [8] marketed as 'Gran Coupé') compact executive cars. The F32/F33/F36 was produced from 2014 to 2020 and is often collectively referred to as the F32.
The B8 4.6 was based on the 4 litre V8 from the E34 5-series, put into a 328i-based shell. BMW V8s had coated bores which meant new blocks had to be cast by BMW specifically for Alpina V8s. [28] Fitting the V8 into the engine bay required numerous adjustments to both the body and engine parts; and even then, it was still a tight fit. The B8 4.6 ...
The F22 was released as the successor to the E82 1 Series coupé and E88 1 Series convertible. It is currently produced in Leipzig, previously alongside the F20 1 Series hatchback range. [2] The high-performance F87 M2 model was produced in the coupe body style. It is powered by the BMW N55 and BMW S55 turbocharged inline-six engines.
The new 6 Series was first shown as the "BMW Concept 6 Series" coupé concept car at the 2010 Paris Motor Show. [7] [8] The exterior was designed by Nader Faghihzadeh, [9] [10] and the interior by Christian Bauer. [11] Unusually for BMW, the production version of the convertible was released before the coupé.