Help with axle codes

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Sep 3, 2006 | 02:32 PM

85T/A350

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Joined: Jul 2006

Posts: 304

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Car: 1987 Pontiac Trans Am

Engine: 350 Vortec

Transmission: 700R4

Axle/Gears: 3.42

Help with axle codes

Im trying to figure out my axle codes.The first three are 8JA.I cant find anything about that number,Any help would be appreciated.The car is a 85 T/A

Sep 3, 2006 | 04:08 PM

AlkyIROC

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Joined: Jul 1999

Posts: 17,265

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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

1985 3.08 open diff (not posi)

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