03-04-2011, 11:00 PM
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CC Member
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Join Date: Jan 2011
Cobra Make, Engine: 427
Posts: 298
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Not Ranked
Roush 342 plugs and gap
any recommendations on a good spark plug-and gap for a Roush 342?
I know the recommendation is a Autolite 3923 but not sure about the copper, platinum, double platinum, quadruple platinum :-)
thank you
Dennis
Last edited by D111; 03-04-2011 at 11:23 PM..
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