Vortech recommends .032 or something like that. It runs great at that gap, but wears out the plugs pretty quick. You can get away with .040, which is about were I am at right now. It still runs great. .054 is way to big.


Simon new- '04 Dodge Dakota 4x4. V8, 5spd FOR SALE Black 98 SVT EO (#2119 of 6535)- SOLD! New project-'88 Ranger 302 swap.