How many bolt holes on the actual ring gear for

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02-13-2001, 10:17 PM

88 427 Camaro

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Car: 88 Camaro

Engine: 427 BBC

Transmission: T400

How many bolt holes on the actual ring gear for

a 9 bolt rear and on a 10 bolt rear (not the number of bolts on the cover)

Thanks
Miles

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02-13-2001, 11:04 PM

RB83L69

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There's 10 on a 10-bolt. Don't know about the 9-bolt.

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02-14-2001, 08:30 PM

GMTech

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The names "10 bolt" and "12 bolt" are derived from the number of ring gear teeth. I think GM made the cover have the same number of cover bolts for easy reference? Anyway, the names indicate # of ring gear bolts.

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