Best thing I EVER did to make my 46 fun to drive was install an overdrive trans. For that you'll need an open drive rear end.

You can make the later torque tube rear ends work in your truck but the mounting arrangement to the springs is different and it's a bit of work for minimal gain. Think about going open drive line with an S-10 trans, can be done for much less than the $700 gears.

There are how to's all over this web site.


It's easier to get forgiveness than permission!
1946 1/2-Ton Chevy
1953 Chevy 3/4-ton Factory Stakebed