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  1. Vintage Mustang Forum
    I have a 3:20:1 rear axle, and there is a steady leak coming from the front of the diff where it bolts to the drive shaft. What should I replace to stop the leak??
  2. Mod and Custom Forum
    What's the pinion offset on the '71-73s? I've got a '71 Mach that I'm considering re-engining and even if I don't re-engine it I'm going to be fitting a tougher rear axle. However, sorting out an axle requires me knowing offset of the pinion from the centre line (rather than just in the...
1-2 of 2 Results