tx_truckin
Junior Member
- Joined
- Sep 5, 2011
- Posts
- 4
- Reaction score
- 0
- Location
- Fort Worth
- First Name
- Jason
- Truck Year
- 1983
- Truck Model
- k10
- Engine Size
- 350
I have a SM 465 in my 1983 Chevy k20 with a 350 and at 60 I'm pushing 3000 RPM's.
Is there a 5 or 6 speed transmission that I can change to that will give me one or two more gears so the rpms will go down and gas mileage will improve.
Specs on truck:
1983 k20
350 4 bolt main
sm465
np205
4.10 rear end
Is there a 5 or 6 speed transmission that I can change to that will give me one or two more gears so the rpms will go down and gas mileage will improve.
Specs on truck:
1983 k20
350 4 bolt main
sm465
np205
4.10 rear end