HP Copper Spark Plug - 0786-4 brake-lines Sidemount headers are built from

Sidemount headers are built from lightweight 18 gauge tubing

5-inch tubing through the muffler and is finished off with four 4-inch double walled polished stainless steel tips that have the Hooker BlackHeart logo laser etched into them for great looks

and the GT500

1973-1974 GMC G35/G3500 Van

9L V8 360 CID or 6

HP Copper Spark Plug - 0786-4 brake-lines Sidemount headers are built fromOverview: ACCEL HP Spark Plugs are made with a Copper core which is a better conductor than Platinum and Iridium. They deliver a stronger spark especially in high performance applications where high combustion pressures are present. Copper is much better at dissipating heat than other materials which lessens the chance of a misfire. ACCEL HP Spark Plugs are gapable allowing you to open the gap exposing a larger flame kernel or close it if needed for