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12 bolt

  1. 1965-1970 impala 12 bolt

    Transmission & Driveline
    does anyone have a 12 bolt posi rear end, preferably with 4.11 gears for sale, just let me know what you got thanks stewart
  2. 66 impala rear end

    Performance
    hi im new to the site my toy is a 66 impala. im having a motor build with about 370 hrse and got a 700r4 trans. currently i have the stock 10 bolt. has anybody had any problems with these rearends breaking if upgraded to posi and or bigger gears? i probly got 273 or 308s and i know its open...
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