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Old 04-20-2006, 11:15 AM
Mike Simard Mike Simard is offline
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Join Date: Nov 2003
Location: Dacula, GA
Cobra Make, Engine: Porsche 928 S4
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One possibility is always a leaky intake manifold gasket sucking coolant into #1 or #4 cylinders. I've seen some examples of FelPro intake gaskets that look like they ooze around. Did either the #1 or #4 plug look exceptionally clean?
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