I used a reverse rotation Saginaw box out of a mid 70's dodge 4x4. Took a lot of planning and careful measuring, but it was the only solution in my case to retain the original steering geometry

http://i131.photobucket.com/albums/...13-2828-000002C01B3A58A1_zps45bcf9e3.jpg


1950 Chevy 3800
4-53T Detroit Diesel conversion
In the Stovebolt Gallery
More pictures in Photobucket