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

Decisions, decisions.

Old Jun 26, 2001 | 01:11 AM
  #1  
Justin 87 GTA's Avatar
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Posts: 844
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From: Long Island, NY
Car: 1987 GTA
Engine: 645hp/656 ft lb Blown 383
Transmission: 700-R4 3,000 stall
Axle/Gears: 3.55 moser 12-bolt
Decisions, decisions.


My 700 is on the way out. I know it's gonnna shatter when I take it for its' first test drive w/ the new blower. Should I go w/ a rebuild-race 700r4 or w/ a turbo 350 or something of the sort and get the torque arm that bolts to the floor. Anybody have any GOOD info that has been in my shoes. I need a tranny that could handle 525 hp now and 600+ when I go to 15 lbs boost and a 383 blower motor. cost is an issue, I don't want to spend $3,000, and I would like to keep similar gearing, but I might not need OD. thanks

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SUPERCHARGED 87 GTA: Blk/Gld w/Superam, 355cid Trickflows, forged pistons 9.5:1. Auto 2,600 stall, 3.45 9 bolt disc, Best time & mph (Naturally Aspirated): 13.567 @ 101.900 w/ a poor 60ft. Best mph: 104.3 *This car is 100% NYS emissions legal, w/ all emissions controls!* "If you want to have a fast car, hang out w/ those who do!"
http:// www.community.webtv.net/munks87/JustinsGTApage.com
VORTECH S-TRIM, INSTALLATION IN PROGRESS: 10 & 15 LB> PULLEYS, CUSTOM HKS RACE BYPASS, CUSTOM DUCTING W/ COLD AIR, SWAPPING TO SERPENTINE, & MANY EXTRAS! BEST TIME: 11'S I GUESS. WE'LL SEE IN SPRING!

[This message has been edited by Justin 87 GTA (edited June 25, 2001).]
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Old Jun 28, 2001 | 12:04 AM
  #2  
Justin 87 GTA's Avatar
Thread Starter
Senior Member
iTrader: (3)
 
Joined: Jul 1999
Posts: 844
Likes: 0
From: Long Island, NY
Car: 1987 GTA
Engine: 645hp/656 ft lb Blown 383
Transmission: 700-R4 3,000 stall
Axle/Gears: 3.55 moser 12-bolt
anyone??? lets go tranny guys/mods

------------------
SUPERCHARGED 87 GTA: Blk/Gld w/Superam, 355cid Trickflows, forged pistons 9.5:1. Auto 2,600 stall, 3.45 9 bolt disc, Best time & mph (Naturally Aspirated): 13.567 @ 101.900 w/ a poor 60ft. Best mph: 104.3 *This car is 100% NYS emissions legal, w/ all emissions controls!* "If you want to have a fast car, hang out w/ those who do!"
http:// www.community.webtv.net/munks87/JustinsGTApage.com
VORTECH S-TRIM, INSTALLATION IN PROGRESS: 10 & 15 LB> PULLEYS, CUSTOM HKS RACE BYPASS, CUSTOM DUCTING W/ COLD AIR, SWAPPING TO SERPENTINE, & MANY EXTRAS! BEST TIME: 11'S I GUESS. WE'LL SEE IN SPRING!
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Old Jun 28, 2001 | 07:51 AM
  #3  
Willie's Avatar
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25 Year Member
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Joined: Jul 1999
Posts: 2,926
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From: Tucson, Arizona USA
Car: 1987 Z28 Convertible
Engine: 305 TPI
Transmission: 5-speed
Talk to Dana at Pro Built Transmissions (800.776.3288) and express your needs. He built my 700R4 to handle 650hp. The cost was $1100 and came with a one-year warranty.

One year later, I'm totally satisfied with its performance and reliability.

------------------
Willie

Supercharged 1987 305 IROC-Z, Daily-Driver, Emissions-Legal.
Former Paxton (6-psig): 12.57 @ 111 mph.
Former Paxton (6-psig) & former 50-hp nitrous: 12.04 @ 114 mph.
ATI D1SC (5-psig):
12.26 @ 113.55 mph
ATI D1SC (10-psig): Projecting high 11's.
Future ATI D1SC (15-psig): Gotta catch them pesky 26-psig boosted TTA's!!

http://willie.camaro-firebird.org/

1987 "20th Anniversary Commemorative Edition" Z28 Convertible -- Super Chevy Show Class Winner, 1998.

[This message has been edited by Willie (edited June 28, 2001).]
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Old Jun 28, 2001 | 11:03 AM
  #4  
Justin 87 GTA's Avatar
Thread Starter
Senior Member
iTrader: (3)
 
Joined: Jul 1999
Posts: 844
Likes: 0
From: Long Island, NY
Car: 1987 GTA
Engine: 645hp/656 ft lb Blown 383
Transmission: 700-R4 3,000 stall
Axle/Gears: 3.55 moser 12-bolt
That's good info, thanks

------------------
SUPERCHARGED 87 GTA: Blk/Gld w/Superam, 355cid Trickflows, forged pistons 9.5:1. Auto 2,600 stall, 3.45 9 bolt disc, Best time & mph (Naturally Aspirated): 13.567 @ 101.900 w/ a poor 60ft. Best mph: 104.3 *This car is 100% NYS emissions legal, w/ all emissions controls!* "If you want to have a fast car, hang out w/ those who do!"
http:// www.community.webtv.net/munks87/JustinsGTApage.com
VORTECH S-TRIM, INSTALLATION IN PROGRESS: 10 & 15 LB> PULLEYS, CUSTOM HKS RACE BYPASS, CUSTOM DUCTING W/ COLD AIR, SWAPPING TO SERPENTINE, & MANY EXTRAS! BEST TIME: 11'S I GUESS. WE'LL SEE IN SPRING!
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