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torque converter

  1. Driveline
    Hey guys newbie here... I have a TH350, I plan on getting a 3.73 gear posi rear for my Nova at some point, and I would like to have better gas mileage on the highway. I've heard about a torque converter for my tranny that would bascially give me a 4th gear and bring the rpms down, I was...
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