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1966 corvette flywheel

Old 05-19-2011, 10:11 PM
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prestige6
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Default 1966 corvette flywheel

Need to know the correct part# for a 66 427-425 HP flywheel. Thanks Tom
Old 05-20-2011, 11:31 AM
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Donald #31176
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According to Joe L. @ NCRS DB site the original flywheel for 427-425 was a 14" diameter w. P/N 3889694. It was drilled for a 11" clutch only. It was discontinued in the early 80s.

The replacement is P/N 3991469. It is drilled for either a 10.5 or 11" clutch.

Last edited by Donald #31176; 05-20-2011 at 11:35 AM.


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