1991 trans am gta 5.3\4l60E swap
Thread Starter
Junior Member
Joined: Jun 2014
Posts: 11
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From: Hamilton ontario
Car: 1991 pontiac trans am Gta
Engine: Lb9 5.0 soon to be L98 5.7
Transmission: 700r4
Axle/Gears: 3.27
1991 trans am gta 5.3\4l60E swap
hey guys and girls i just picked up a 5.3 LM7 with low miles for 200 with the harness and computer. i will be running the stock truck intake and the truck water pump with a ict billet alt relocation bracket also a walbro 255. i need some info i am getting a 4l60E from a 98-02 f-body will i need to run the torque arm mount from the 4th gen or a 3rd gen torque arm mount and how much is the transmission cross member off i can modify the stock transmission cross member. thanks
Joined: Aug 2011
Posts: 2,381
Likes: 10
From: San Diego, California For Now
Car: 88 Formula, 90 Iroc RIP, 92 RS Sold
Engine: 305 to 350
Transmission: 700r4
Axle/Gears: 10 Bolt
Re: 1991 trans am gta 5.3\4l60E swap
Recommend using search function and Google fairly easy answers to your question
TQ arm is same yes you can modify and build your trans mount look at hawks mount
TQ arm is same yes you can modify and build your trans mount look at hawks mount
Thread Starter
Junior Member
Joined: Jun 2014
Posts: 11
Likes: 0
From: Hamilton ontario
Car: 1991 pontiac trans am Gta
Engine: Lb9 5.0 soon to be L98 5.7
Transmission: 700r4
Axle/Gears: 3.27
Re: 1991 trans am gta 5.3\4l60E swap
Thanks is the torque arm bracket the same as the 4th gen one