rears
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Joined: Jul 1999
Posts: 17,262
Likes: 168
From: 51°N 114°W, 3500'
Car: 87 IROC L98
Engine: 588 Alcohol BBC
Transmission: Powerglide
Axle/Gears: Ford 9"/31 spline spool/4.86
All third gen diffs from 82-92 are direct swaps. Even fourth gen diffs will bolt right in except the diff is wider by about 2" on each side.
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