ok so i have

96 s10 blazer 4.3 vortec nv3500 4wd motor is junk brand new slave,clutch and flywheel less then 500 miles on them.

91 s10blazer 4.3 tbi 700r4 4wd tranny is junk.

can i take the nv3500 and put it in the 91 will this work?

what all do i need to take from the 96 for the swap to fit it in the 91