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Thread: Skip Wite Performance 383 or ZZ383 crate motor???
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Old 12-29-2009, 11:58 AM
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Quote:
Originally Posted by SKIP WHITE
I don't want to hear another mention of how bad these heads are or that they have inferior metal.
Do you know whether or not they're heat treated to T-6? And, what are the seat material as well as the guide material, if you happen to know off hand.
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