78C10BigTen
Full Access Member
- Joined
- Apr 12, 2017
- Posts
- 15,951
- Reaction score
- 25,354
- Location
- pennsylvannia
- First Name
- Ted
- Truck Year
- 1978
- Truck Model
- C10 BIG TEN
- Engine Size
- 350
Is there a calculator to figure out your rear gear ratio based on tire size, speed and rpm?Crawl ratio calculator
https://4lo.com/calc/gearratio.php