everything you need to know about the trans function can be found here .... the input shaft should be the same as any other you might have had, if not you'd need a different clutch, not a different input shaft - the output shaft changed on the Saginaw, and requires a different [fine spline] yoke, listed for 68+

Bill

Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics