Patricks makes a 3.90 ratio for the 3/4 rear. Gears and install kit run around $1000 US. Supposed to bolt right into the 67-72 carrier. According to the tech page on Jim Carter's site, the third members from 1947 to 1972 are all interchangeable.
Current fleet (subject to change w/o notice) \'49 GMC 3/4-Ton , 60 Austin Healey Frog-eye Sprite (some assembly required), 2011 Dodge Avenger, 2015 Jeep Cherokee. No, they don't all run. My other ride is a (B737)no, (B767)no, A320.... Update... was Embraer E190, now Boeing B787. Knowledge is a wonderful thing, but ignorance means you don't know you can't do something.
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