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

9 bolt borg warner rearend with a spacer?

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Old Jun 27, 2022 | 01:15 AM
  #1  
Blakteky's Avatar
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From: Denver CO
Car: 89 chevy s10
Engine: L31
Transmission: NV3500
Axle/Gears: 9 bolt BW 2.77 Posi
9 bolt borg warner rearend with a spacer?

I'm struggling to find a 3.27 or higher ratio borg warner 9-bolt rearend. I have a 2.77 which is a series 2. Has anyone ever used a series 2 case with a series 3 gear set by using a spacer? I'd be looking for measurements, primarily thickness.

There's a classified ad by Copchaser for a 3.27, but I can't respond because my account has such few posts. I'm in Denver, but would drive 10 hours if there's a rearend available, or pay shipping.
https://www.thirdgen.org/forums/engi...-3-series.html
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Old Jun 27, 2022 | 09:38 AM
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Dyno Don's Avatar
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From: Orange, CA
Car: '90 Trans Am-12.45@110.71
Engine: 355 w/AFR 195's Elem. 400/430 HP/TQ
Transmission: Tremec T-56
Axle/Gears: 12 Bolt 3.73
Re: 9 bolt borg warner rearend with a spacer?

I have a complete 3.45 9 bolt /less brakes for sale
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Old Jul 3, 2022 | 12:44 AM
  #3  
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jmd
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From: Aridzona
Car: `86 SS / `87 SS
Engine: L69 w/ TPI on top / 305 4bbl
Transmission: `95 T56 \ `88 200-4R
Re: 9 bolt borg warner rearend with a spacer?

If your 2 series carrier has miles, consider the torsen swap.

https://www.thirdgen.org/forums/transmissions-drivetrain/721867-i-just-successfully-installed.html?ispreloading=1

Last edited by jmd; Jul 3, 2022 at 12:52 AM.
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