A tasteful application of speed holes...and supercharger.
Because 454 Cubic Inches Just Isn’t Enough: AMC Marlin Racer Gets Twin Superchargers | The Truth About Cars
The history of speed holes, perforations & louvering came from the aircraft industry and the hot rod culture, either to lighten the oa weights, cooling and for the cool factor. Today its still for the cool factor.
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