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rear end ratio

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Old Jul 1, 2006 | 11:50 AM
  #1  
ad356's Avatar
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Joined: May 2006
Posts: 367
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From: east aurora, ny
Car: 1989 camaro rs
Engine: 305 tbi
Transmission: 700r4
Axle/Gears: 3.23 lsd swap
rear end ratio

my stepfather is wondering about the rear end gears. he has a rear end limited slip out of an LB9 iroc that he parted out a while ago. he has a 84 he's LB9 is going into. donor car was a 1988 Iroc LB9. he's using a T56 manual in his car(swap from 700r4). it is going to be awesome.
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Old Jul 1, 2006 | 11:54 PM
  #2  
remltr's Avatar
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Joined: Oct 2005
Posts: 378
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From: Long Island,NY
Car: Bone stock 1989 Iroc T-Top,1991 Z28
Engine: 5.7, Carbed 383
Transmission: 700r4, T-56
depends need rpo from doner rear car.
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Old Jul 3, 2006 | 05:30 PM
  #3  
labrat's Avatar
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Joined: Sep 2001
Posts: 1,118
Likes: 3
From: La Crosse, WI USA
Car: 87 IROC-Z
Engine: 305 TPI
Transmission: automatic
Axle/Gears: 3.23
If the doner car was an 88 with a 305 TPI (LB9) automatic, then the rear end is either a 2.73 or a 3.23 ten bolt.

Last edited by labrat; Jul 4, 2006 at 03:40 PM.
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