Quote:
Originally Posted by StyleUp
Looks cool man! Most people just move the ignition coils to sit on top of the valve cover.
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That's where they are on a stock engine.
The OHV design means you can't put the spark plug dead center, so the plugs are on the side. This also means you can't put coil-on plug. So GM did coil-near-plug.
The further away the plugs, the less efficient the spark.