10-24-2011, 09:22 PM
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CC Member
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Join Date: Feb 2007
Location: Colorado Springs,
CO
Cobra Make, Engine: Backdraft, supercharged Coyote
Posts: 2,445
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Not Ranked
If it's a fairly mild engine with a strong ignition system, start at about 0.042". As the engine becomes more radical and cylinder pressures rise, the spark gap should close.
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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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