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Old 09-02-2010, 02:33 PM   #5
Purdy Swoft
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Join Date: May 2010
Location: Alabama
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Default Re: spark plug gap model a

Quote:
Originally Posted by lenmissy View Post
what is the gap fpr champion spark plugs they are at 35 th
I use a gap of .035 on my model A's no matter what spark plug that I use. I prefer Champion W18 or The old C4 two piece plugs. A gap of .035 will give the best spark and any gap greater will shorten coil life unless you run electronic ignition.
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