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Stainless - RPC6611SS
Part Number: 12018409
7 V8 1976 - 1977 GMC Sprint 305/5 V8 1975 Oldsmobile Custom Cruiser 400/6
7 V8 1987 Chevrolet R20 305/5 V8 1987 - 1988 Chevrolet R20 Suburban 350/5
00-inch double wall black ceramic coated stainless tips for a custom look
HP Copper Spark Plug - Shorty - 0574S-4 alternator-generator-parts Stainless - RPC6611SSOverview: ACCEL's patented race proven spark plugs in a Shorty configuration. The overall length has been reduced 3 16 in to 3 8 in (depending on the specific spark plug) to gain critical air gap between the spark plug boot and the exhaust manifold or header tube. This helps eliminate burning the spark plug boot or dimpling the header tube. The shorter spark plug length also can make it easier to install an remove the spark plugs in certain
