Np 435 into a gmc 3500

Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase, we may earn a small commission.

rogerhsr

Junior Member
Joined
Jan 29, 2022
Posts
2
Reaction score
0
Location
nc
First Name
roger
Truck Year
1984
Truck Model
gmc c3500
Engine Size
6.5
I have a 1986 dodge 1 ton truck with a np435 manual trans i wanna install it in my 1984 gmc 3500 I know the np435 is a 23 spline and the Gm is a 10 spline can I swap the input shafts?
 

Curt

Full Access Member
Joined
Sep 11, 2017
Posts
676
Reaction score
1,140
Location
Loco Hills
First Name
Curt
Truck Year
1984
Truck Model
K-30
Engine Size
383
I think you’d be better off with a SM465.However,look to Novak conversions for help.
 

Latest posts

Forum statistics

Threads
41,857
Posts
903,628
Members
33,370
Latest member
mitchell1128
Top