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c5 transmission

  1. what rear end size for a c5

    C4 Transmissions
    i have a 66 fairlane with a 302, a c5 , and a 2.80 rear end, the motor is built with a cam, exhaust, carb, intake, i also have a shift kit and a high stall converter. i want a 3.23 rear end but i can only find 3.55 for ford 8 inch rear axles. what rpms would i be at on the freeway at 70 with...
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