HP Copper Spark Plug - Shorty - 8197 Fuel-Vapor 3L V8 2004 - 2005

3L V8 2004 - 2005 Cadillac CTS 346/5

01-07 Chevrolet Silverado 2500 HD/3500

Moderate/Aggressive Sound

2 V8 1968 - 1974 Plymouth Fury II 440/7

7L V8 350 CID With Crank Sensor Port Provision 1996-1999 Chevrolet P30 5

HP Copper Spark Plug - Shorty - 8197 Fuel-Vapor 3L V8 2004 - 2005Overview: 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