evil12vcummins
New member
- Joined
- Apr 27, 2009
- Messages
- 47
so i have a 4000gsk kit i have for my 12v. hey say it can be either used as a 3000 or 4000. what springs do i use for the 4000 gsk. pics would be great. also i need to get all the info on how to mod a 215 pump.