89 Trans Am
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Joined: Mar 2008
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Car: 1993 Mustang,1989 GTA
Engine: 5.0 302,5.7 350
Transmission: AOD Built 500HP Mustang
Axle/Gears: 8.8 Rear Built 4.10's Mustang
89 Trans Am
How much hp can the stock block handle if I run 8psi? Its a auto Trans am, will the trany and rear end handle the 8spi aswell?
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Car: 1988 firebird trans am GTA
Engine: 5.7L w/hsr
Transmission: 700r4
Axle/Gears: posi 3.23
Re: 89 Trans Am
8psi is about the max you should run on a stock bottom end. from what i'm told, a stock bottom end can hold about 500 horse before you start running the risk of popping it. also depends on the mileage (rings worn, etc).
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