Not Ranked
Not sure what you mean by "side tapping". But I use a standard Autolite copper core plug, gapped to .040".
I have used a Autolite racing plug, which has a cut back ground strap. I don't think it made any difference, though.
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.boB "Iron Man"
NASA Rocky Mountain TTU #42
www.RacingtheExocet.com
BDR #1642 - Supercharged Coyote, 6 speed Auto
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