i have a 1992 rs myself and a friend pulled the 305 tbi and put in a 350 tbi from a 1993 caprice classic wagon.we put on 2.5 headers that connect to a y pipe i have no cat in gonna run the pipe straight into the walker ultra flow ss muffler i just bought.but i cant seem to find the right comp chip to pump it it every stage 2 chip or speed chip all say that they are for tpi's plus dont know what kind of intake i should have i hear that the tbi is horrible for good hard accel does anyone have any idea what i can do to increase the horsepower in the ride

 

Search the TBI forum.

They have engines making unreal power with that setup. You also need to introduce yourself to tuning. Hit the DIY PROM forum for that.

Welcome aboard!