Transmissions and Drivetrain Need help with your trans? Problems with your axle?

1986 z28 rear

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Old Nov 19, 2008 | 08:02 PM
  #1  
75nova's Avatar
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From: Mullica hill New jersey
Car: 94 blazer, 1985 berlinetta
Engine: 4.3, 5.7
Transmission: 700r4
Axle/Gears: 3.73 and soon to be 3.73 posi
1986 z28 rear

will this fit? http://www.jawsgear.com/Positraction...duct_info.html

I know I would need 28 spline axels, I just want to know if that locker and 28 spline axels are compatible with my carrier/houseing
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Old Nov 19, 2008 | 08:50 PM
  #2  
AlkyIROC's Avatar
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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: 1986 z28 rear

That locker will work with all 7.5/7.625 diffs so yes it will fit into yours however yours came with 26 spline axles if you have a 10 bolt in the car. You'll need 28 spline third gen axles from a 90-92 third gen or aftermarket axles.
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Old Nov 20, 2008 | 10:54 AM
  #3  
75nova's Avatar
Thread Starter
Junior Member
iTrader: (1)
 
Joined: Feb 2006
Posts: 18
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From: Mullica hill New jersey
Car: 94 blazer, 1985 berlinetta
Engine: 4.3, 5.7
Transmission: 700r4
Axle/Gears: 3.73 and soon to be 3.73 posi
Re: 1986 z28 rear

awesome thats what I wanted to hear lol.
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