C10MixMaster
Full Access Member
- Joined
- Dec 6, 2016
- Posts
- 756
- Reaction score
- 1,424
- Location
- Kingman AZ
- First Name
- Ben
- Truck Year
- 1977
- Truck Model
- C10 BIG10
- Engine Size
- ZZ4 350
Well got my radiator back in and ended up using Napa green coolant. I did find a MSDS safety data sheet for Napa green coolant printed by Ashland oil so there is a good possibility it is Valvoline/Zerex.