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Anyone have a used but good condition 3.73 gear ratio ring and pinion set for 8 3/4 742 case? I am currently running 3.23 in my 440 six pack scamp, 2500-2800 stall converter comp extreme high energy .525 / .525 lift cam. Runs good but just not the beast I think it could be with lower ratio...

Does anyone have a new or good used ring and pinion? 3.55 for a 742 case 8.75 rear. I an im northern NJ. Thanks