mikekx65

I have an 88 GT with the 302 and the following upgrades....e-303 cam, roller rockers, cold air intake,msd ignition, 70mm throttle body, edelbrock upper and lower intake,underdrive pullies, and GT 40 heads....what would be your guys guess to how much hp my motor is putting out???

ctgreddy

prolly around 270to the wheels.

mikekx65

So your telling me all those parts only added 40hp up from stock?

Albizo66

the stock rating is at the motor, not the rear wheels

Fistuv

If you get it tuned right you can probably get about 275rwhp and about 300-310torque out of it. Untuned you might get about 260-265rwhp. Adding that many mods you need a tune. No matter how well the computer can adapt a tune still makes it better.