Hi oldtmy48! I have a 49 3/4 ton that I want to do the same to. They are geared so low, that after you shift into 4th, you need one more gear! I have a question of you. Now since you have the higher rear end, how's it's take off power from a stop, in second?
Thanks!
KT
------------------
1949 3/4 ton Chevy


1953 3100 with 1957 235, T5 and 12 bolt 373 rear