I have a 92 formula. I need to do some cheap mods and the best ones. I have 4:11 gears the suspension is upgraded . Now i need the engine to work on. I need do some cheap but hp mods to my bird. I am building a zz430 but for now a need some engine mods to kept up with the mustangs
thanks

 

nos fogger.

headers, open element, tbi free mods, fuel pressure boost a little, intake.

 

hey last time i checked all 92 formulas had a 350 or 305 TPI...i may be wrong though becuase i know the 87,88,89,90 305's were LO3's

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91 Pontiac Firebird...305 TBI
black, t-tops, auto
K&N 14x3 open element air cleaner, 3 inch high flow cat, 3 cat-back into a flowmaster 40 series, kenwood head unit, pioneer 5 1/2's, Infinity Kappa 6x9's, 2 JBL 10's...more mods soon!

 

87's aren't L03's, 88-92 that have TBI are L03's, or the TPI engine is the LB9, I don't know about L03's in formula's after '89.

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1989 Pontiac Firebird Formula LO3 Auto
-180 degree stat
-Hooker Cat-Back
*****Possible summer '01 mods*****
Open Element, Auburn Posi, Keyless Entry, wonder Bar off the IROC, 4th gen seats, T/A tail lights

1985 Camaro IROC-Z LB9 Auto
http://www.geocities.com/krt80/