Thread: spark plug gap
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Old 02-12-2012, 10:39 AM
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Join Date: Oct 2006
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Cobra Make, Engine: SPF 2613 Titanium w/Black, Roush 402SR
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I've got a 402 Roush with basically the same set-up. A gap of .040 - .045 was recommended to me for a good idle and power.
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