I run a .63/.60 60 trim T3 on my 2.5L V6, and that's small already, I'm running 5psi as well. Most people run a T3/T4 on my motor, some went with a GT30 or GT35. I'd say go with a T3/T4, your big V6 will need it.
- ZE Power MX6
- Just Licensed SolaraGuy
- Posts: 12
- Joined: Tue Nov 21, 2006 11:52 pm
- Location: Homewood, IL / West Lafayette, IN