This plug gapper has been designed with the racer in mind and is one of the simplest to use on the market. Install the plug into the gapper twist the T-handle and check with a feeler gauge. Consistency every time!!
Hand held or mount in a vice. Made from billet alum. and steel. Need spark plugs RBS keeps a huge inventory of NGK spark plugs. Fits all 5/8" and 13/16" spark plugs. Spark plug sold separate.
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