I own a 1988 iroc 305 with a TBI...my best 1/4 time is 16.8 at 84mph i love my car but i need some help...is there anything i can do to hop up the TBI unit..and some ideas and brands of some other good mods to do...and stay street legal..

 

This is the place to start. Start reading the other posts. The Aftermarket review board will help with word from people who have tried different mods. Pay attention to people signatures. Usually they have a list of performane mods and times with the mods.

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'87 Silverado
350 4 bolt main bore .040 over
TB Injected
Ported and Polished heads
Comp cams 268h cam and top end
Flowtech headers
3.73s on Detroit locker