Thread: Why do Pontiac motors have....
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Old 05-09-2004, 06:02 AM
elevatorman51's Avatar
elevatorman51 elevatorman51 is offline
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Join Date: Oct 2003
Location: Mechanicsville, VA
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While replacing a header gasket the other day, I
said to myself "their better be a good reason they turned down these exaust ports" anybody know?

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