HP Copper Spark Plug - Shorty - 0574S-4 LowMargin Comes with hardened steel distributor

Comes with hardened steel distributor gear

2 V8 2009 - 2013 Chevrolet Corvette ZR1 376/6

5L V8 1968 - 1969 GMC K25/K2500 Pickup 396/6

7 V8 2009 - 2015 Toyota Tacoma 241/4 V6 2007 - 2015 Toyota Tundra 345/5

HP Copper Spark Plug - Shorty - 0574S-4 LowMargin Comes with hardened steel distributorOverview: 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