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Discussion Starter #1
looking for a little more out of my car after head swap and need to know what to gap my spark plugs i have gt40p heads (did raise my compression) msd 6al and coil timing at 14 degrees if you need any more info about my car look at my sig or ask me
 

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Stock gap is .054, so .045 - .054 would work.
 

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Discussion Starter #4
ok i got them at .53
 
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