HP Copper Spark Plug - 0526-4 oil-dipsticks The 351W manifold is available

The 351W manifold is available to work with 105MM GM LS throttle bodies

2002-2013 Chevrolet Suburban 1500

screw in air bleeds for easy fine tuning

Fabricated aluminum construction designed to mount on our existing Hi-Ram manifold bases

3 V6 1990 Chevrolet P30 Base 262/4

HP Copper Spark Plug - 0526-4 oil-dipsticks The 351W manifold is availableOverview: 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