Thread: 12 bolt need help with I.D.
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Old 12-08-2009, 05:27 AM   #11
Tom keedle
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Default Re: 12 bolt need help with I.D.
Quote:
Originally Posted by FED 387 View Post
Housing widths --------backing plate to backing plate
64-67 Chevelle ---61 inches
68-72 Chevelle/Monte Carlo----62 inches
65-70 Big Car----62.4 inches

Comp 387


that looks more like the wheel mounting surface (flange to flange) measurements


try not to end up with a truck 12 bolt...
Last edited by Tom keedle; 12-08-2009 at 05:35 AM.
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