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Originally Posted by Ecky
coil on plug
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Some modern ignition systems may seem quite complex compared to the ones with a distributor, but they're far from being much of a rocket-science deal. The very same Opel-designed Family 1 engine still made in Brazil and fitted to some local Chevrolets was introduced locally with a TBI and a distributor, turned to a multi-port injection (continuous-flow at first) and wasted-spark ignition, and now resorts to the coil-on-plug arrangement. Sure a few different sensors are required, yet the basic design of the engine remains unchanged.
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exotic materials to reduce weight (magnesium)
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Even the VW Beetle resorted to a high magnesium content to the aluminium alloy its engine was made of, and that was a quite simple design.