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what gm vehicles have posi 7.5 10 bolt

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Old 04-08-2008 | 10:48 PM
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89maroconvrs's Avatar
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what gm vehicles have posi 7.5 10 bolt

wat s10 camaros ne gm vehicle has a posi same as my 89camaro? im wanting one maybe i can pick up one in a junk yard. i dont want a gov lock.
Old 04-08-2008 | 10:56 PM
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From: New Philadelphia/ Canton OH
Car: 1991 RS, 84 El Camino conquista RIP
Engine: 5.0 (for now)
Transmission: 4L60
Axle/Gears: 2.xx torsen limited slip & 3.42 ope
Re: what gm vehicles have posi 7.5 10 bolt

78-88 G body (el camino, Monte, regal) had them and with an auburn (my personal favorite)
Old 04-09-2008 | 12:08 AM
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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
Re: what gm vehicles have posi 7.5 10 bolt

Just like third gens, any of them could have had a posi however most lockers will be a gov loc. The only way to find out is to spin the wheels if the cars are supported, checking for a G80 RPO code or pulling rear covers. When spinning wheels, if one goes forward and the other backward, it's not a posi.
Old 04-09-2008 | 12:12 AM
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ryan91rs's Avatar
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From: New Philadelphia/ Canton OH
Car: 1991 RS, 84 El Camino conquista RIP
Engine: 5.0 (for now)
Transmission: 4L60
Axle/Gears: 2.xx torsen limited slip & 3.42 ope
Re: what gm vehicles have posi 7.5 10 bolt

also check out the cutlass and the blazers (80's). but you have to crack them open or jack them up to see if they are really posi.
Old 04-09-2008 | 01:18 AM
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89maroconvrs's Avatar
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Re: what gm vehicles have posi 7.5 10 bolt

thanks guys i appreciate the help. il go look around see if i can find nething.
Old 04-09-2008 | 02:22 AM
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ryan91rs's Avatar
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From: New Philadelphia/ Canton OH
Car: 1991 RS, 84 El Camino conquista RIP
Engine: 5.0 (for now)
Transmission: 4L60
Axle/Gears: 2.xx torsen limited slip & 3.42 ope
Re: what gm vehicles have posi 7.5 10 bolt

just avoid the LS1 (more power and abuse) and not all 80's were 7.5, the Grand National and 442 have a different rear even though it's a ten bolt (still grab it though whole thing is worth 1K)
Old 04-09-2008 | 07:28 AM
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From: erlangen, Germany
Car: 1991 Z28 1LE
Engine: LS1
Transmission: T56
Axle/Gears: 3.42
Re: what gm vehicles have posi 7.5 10 bolt

Originally Posted by ryan91rs
just avoid the LS1 (more power and abuse)
Huh? I would much rather have a LS1 rear that can be 6-10 years old with a zexel carrier and 28 spline axles and 12 inch disks with aluminum calipers. than a 30 year old G-body rear.

to each there own I guess .
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