Definetely start out with 373s or 410s. Then do other basic stuff like advancing the timing, and maybe a set of underdrive pulleys.
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1990 GT
Vortech S-trim 10-12psi 373s, fms upper and lower control arms
hurst shifter, mac offroad h pipe, warlock
catback exhaust,c&l 73mm mass air, 30lb injectors, mac unequal length headers,trex inline pump, msd btm
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