Thread: Champion cut back electrode
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Old 12-27-2004, 07:58 AM
coyled coyled is offline
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yes, I run the 57 heat range in my 358ci, 600 hp motor. The 53's are too cold and will load up after a while. 57 to 59 are qualifying plugs for the cup guys. They work great, never miss a beat. Scott
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