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

Bw rebuild

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Old Sep 7, 2022 | 07:26 PM
  #1  
george88gta's Avatar
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From: Long Island N.Y
Car: 1988 Pontiac GTA
Engine: 5.7 l98
Transmission: 700r4
Axle/Gears: BW 9bolt with torsen carrier
Bw rebuild

Lost posi in my 9bolt bw, I heard a long time ago there was a guy on long Island ny, who would rebuild, think is was lighthouse auto????? Any ideas??? Thank you
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Old Sep 7, 2022 | 08:02 PM
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TTOP350's Avatar
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From: Il
Car: 1989-92 FORMULA350 305 92 Hawkclone
Engine: 4++,350 & 305 CIs
Transmission: 700R4 4800 vig 18th700R4 t56 ZF6 T5
Axle/Gears: 3.70 9"ford alum chunk,dana44,9bolt
Re: Bw rebuild

Don't waste your time rebuilding the stock unit. It'll fail fairly quick.

give this a look

9 Bolt Borg Warner Torsen upgrade completed! Thanks keykey! - Third Generation F-Body Message Boards
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Old Sep 8, 2022 | 12:31 AM
  #3  
george88gta's Avatar
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Joined: Jan 2003
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From: Long Island N.Y
Car: 1988 Pontiac GTA
Engine: 5.7 l98
Transmission: 700r4
Axle/Gears: BW 9bolt with torsen carrier
Re: Bw rebuild

Originally Posted by TTOP350
Don't waste your time rebuilding the stock unit. It'll fail fairly quick.

give this a look

9 Bolt Borg Warner Torsen upgrade completed! Thanks keykey! - Third Generation F-Body Message Boards
thanks, that post was from awhile ago. Rear Still going strong?
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Old Sep 8, 2022 | 04:07 AM
  #4  
TTOP350's Avatar
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Joined: Oct 2001
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From: Il
Car: 1989-92 FORMULA350 305 92 Hawkclone
Engine: 4++,350 & 305 CIs
Transmission: 700R4 4800 vig 18th700R4 t56 ZF6 T5
Axle/Gears: 3.70 9"ford alum chunk,dana44,9bolt
Re: Bw rebuild

Not my rearend but I do have one of those diffs on the shelf with a gm 3.70 gear for one of my 89 formula 350s down the road.
everything I've read about these they work, they last and every one is happy with them
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Old Sep 8, 2022 | 10:13 AM
  #5  
george88gta's Avatar
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Joined: Jan 2003
Posts: 451
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From: Long Island N.Y
Car: 1988 Pontiac GTA
Engine: 5.7 l98
Transmission: 700r4
Axle/Gears: BW 9bolt with torsen carrier
Re: Bw rebuild

Originally Posted by TTOP350
Not my rearend but I do have one of those diffs on the shelf with a gm 3.70 gear for one of my 89 formula 350s down the road.
everything I've read about these they work, they last and every one is happy with them
thank you!
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Old Sep 11, 2022 | 04:09 PM
  #6  
george88gta's Avatar
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Joined: Jan 2003
Posts: 451
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From: Long Island N.Y
Car: 1988 Pontiac GTA
Engine: 5.7 l98
Transmission: 700r4
Axle/Gears: BW 9bolt with torsen carrier
Re: Bw rebuild

Originally Posted by TTOP350
Don't waste your time rebuilding the stock unit. It'll fail fairly quick.

give this a look

9 Bolt Borg Warner Torsen upgrade completed! Thanks keykey! - Third Generation F-Body Message Boards
no response from Dave. Any ideas on where to get one?
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Old Sep 12, 2022 | 09:28 AM
  #7  
george88gta's Avatar
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Joined: Jan 2003
Posts: 451
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From: Long Island N.Y
Car: 1988 Pontiac GTA
Engine: 5.7 l98
Transmission: 700r4
Axle/Gears: BW 9bolt with torsen carrier
Re: Bw rebuild

Originally Posted by TTOP350
Not my rearend but I do have one of those diffs on the shelf with a gm 3.70 gear for one of my 89 formula 350s down the road.
everything I've read about these they work, they last and every one is happy with them
  • after a few days dave responded. Thanks again!
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