Thread: 88 Chevy TBI - Hesitating - need help

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Originally Posted by FFM

fuel pressure is 8 psi, been happening since I put this engine in. It has same specs as old engine though, same TBI, electronics, etc. All vacuum lines are hooked up properly fuel is fine, clean, new fuel filter. spark control working fine. initial was set to 32, and with it plugged in the cpu advances 4 degrees. totaling 36 degrees. has egr, havent tried unplugging it. will try it.

You need stock timing and 11-12 psi for fuel pressure. Then you can start tunning your computer, very easy. Your stock fuel regulator is also adjustable.

Originally Posted by BigTruckDriver

You need stock timing and 11-12 psi for fuel pressure. Then you can start tunning your computer, very easy. Your stock fuel regulator is also adjustable.

Clue me in on how you "Tune your computer" Never heard of that before