Help identify transmission in 89 TA
Thread Starter
Junior Member
Joined: Sep 2008
Posts: 11
Likes: 0
From: Sonora, CA
Car: 89 Firebird Trans-Am
Engine: 5.0 TPI
Transmission: THM 700 R4
Axle/Gears: 273 Limited Slip
Help identify transmission in 89 TA
I am trying to find out what transmission is in my 89 trans am. It has 305 TPI, with auto trans. MXO on dealer window sticker, but RPO does not tell you the model of trans... help
Joined: Dec 2006
Posts: 346
Likes: 0
From: Western Mass
Car: 1985 Camaro/89 Merkur XR4Ti
Engine: 5.0 305 LG4/2.3 Turbo (180hp/205tq)
Transmission: TH700R4 with Shift Improver Kit/T-9
Axle/Gears: 3.42LT1 Rear/3.64
Re: Help identify transmission in 89 TA
its most likely a 700r4. You can supposedly tell what transmission you have by the pan. I think theres a post on here somewhere with an image, unless its on another site I go to.
Thread Starter
Junior Member
Joined: Sep 2008
Posts: 11
Likes: 0
From: Sonora, CA
Car: 89 Firebird Trans-Am
Engine: 5.0 TPI
Transmission: THM 700 R4
Axle/Gears: 273 Limited Slip
Re: Help identify transmission in 89 TA
Thanks for your help, I will check out the pan for any numbers!
Joined: Dec 2006
Posts: 346
Likes: 0
From: Western Mass
Car: 1985 Camaro/89 Merkur XR4Ti
Engine: 5.0 305 LG4/2.3 Turbo (180hp/205tq)
Transmission: TH700R4 with Shift Improver Kit/T-9
Axle/Gears: 3.42LT1 Rear/3.64
Re: Help identify transmission in 89 TA
no no, the pans are different shapes/different numbers of bolts for different transmissions.
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