twinturbo427
Full Access Member
- Joined
- Apr 7, 2014
- Posts
- 622
- Reaction score
- 702
- Location
- Florida
- First Name
- Phil
- Truck Year
- 1987
- Truck Model
- Suburban
- Engine Size
- 350
I figure this bad boy with some double humps and a 3/4 race cam ought to make about 490-507 horsepressures.
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