Originally Posted by Blind1968
Thanks guys, I think the early 4X4 SM465 had the 10 spline and then changed to the 32 spline on the later models. 2 wheel drives had the 35 spline. I was able to get the bell housing that came with the transmission. I will just need to find a part number for a 283 flywheel.
All SM420, SM 465 & G.M. versions of NVG4500 have 10 spline input shafts, are you sure the 32 & 35 splines aren't the output shaft?


BC
1960 Chevy C10 driver 261 T5 4.10 dana 44 power loc
1949 GMC 250 project in waiting
1960 C60 pasture art
Retired GM dealer tech. 1980 - 2022