07-08-2003, 09:52 AM
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CC Member
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Join Date: May 2000
Location: Leicester,
UK
Cobra Make, Engine: Crendon, windsor 408 stroker, tremec. Also GSX008
Posts: 1,406
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Not Ranked
Ernie - excessively retarded ignition could dump unburnt air/fuel mixture into the exhaust.
Poor exhaust valve sealing could do the same.
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Wilf
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