Gold Lifetime Member
Join Date: Jan 2005
Location: 2 Dog Town in West Texas
Re: exhaust popping until warm on 67
Plug wires cross firing each other? One laid over another? You didn't mention type of wires.
Leak in header gasket? Seals when warmed up and gasket expands?
TC # 349
Zdld17:69 Z/RS,306, NOR141111, 9N554XXX, 12A, X3G, 59/59,723, AFR 195,CCC282/290HR, TKO 600, BU1122B1E Owner since Dec 1968
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