I'm thinking it might be the front bearing on the input shaft or roller brgs between the input shaft & mainshaft in the trans. Check the grease in the trans. & see if it is silvery color.
George

Last edited by Wrenchbender Ret.; 11/26/2020 11:06 PM.
They say money can't buy happiness. It can buy old Chevy trucks though. Same thing.
1972 Chevy c10 Cheyenne Super
In the Gallery Forum