You aren't going to over rev it unless you have really small diameter tires or driving over 100 MPH!

As I remember Advance Adapters can help you swap to a NVG3500, not going to be cheap. Might be more cost effective to swap axles to 3.07 if the transmission in it works for you.


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