1970 Chevrolet Chevelle - Cheap Street Chevelle, Part I
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After putting on new wires and spark plugs, we started the engine and set the timing. Factory specs called for the timing to be set at four degrees before top dead center (BTDC), but we cheated a bit by increasing the spark advance to eight degrees--for that added burst of power! The engine ran much better, but it was still sluggish and occasionally backfired. View Related Article
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