With what you have to work with I agree with H.I.S., a converter will give you the most bang for the buck and least amount of effort. Gear would be the best overall fix but will cost more to make the changeover. Besides the converter is broken right?
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1994 Formula
535ci NA CV-1 - single 1050 with c14 - 940hp@7000/825tq@5200
Pontiac Powered 4th Gen Project Progress
