Read line number 5. HERE
The variations in inside torque tubes diameters.
Could make it loose or tight.
Best bet is to Check your torque tube inside diameter.
Bring Okie bushing to a machine shop and have some metal lathed off.

I think Vintage Auto Parts, Inc. makes the Okie bushings for all the vendors.
http://www.vapinc.com/
Below is Vintage Auto Parts, Okie bushing page.
Driveshaft Bushings and Seal Assemblies

Okie bushing photo album