what plugs and gap for my 4.8 with big cam
05-03-2013, 05:38 PM
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what plugs and gap for my 4.8 with big cam I think it's time to change my plugs . My engine was rebuilt 2 years ago and I don't know what plugs are even in there. Its a 4.8 out of a 02 Silverado. I have a ls6 intake beehive springs and a big comp cam.wich plugs would be best and what gap ????? Here are the numbers on the cam and Springs
