Thread: spark plug gap
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Old 09-02-2021, 11:57 AM
78w72 78w72 is offline
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Quote:
Originally Posted by ta man View Post
MSD 6AL, MSD Blaster 2 Coil and a junkyard GM HEI.

I've ran .045 for years.. The smaller gap has my interest peaked for sure I'm at about 10.8 to 1 for compression. Any slight aid in tuning always helps for sure.
thanks. im curious about the smaller gap too & hope i see some benefit over what im at now.

i think with the CD box & a bigger coil you are probably ok at .045, my main concern is the stock HEI & close to stock coil i have may not be cutting it with 10.7 comp.