Doug904
Sponsor
- Joined
- March 30, 2001
- Messages
- 533
- Reaction score
- 1
- City, State
- Jasper, Alabama
- Year, Model & Trim Level
- 2005 Roush GT
they use shaft type rockers which is sometimes preferable, however, from my experience with them (72 F100 with 360) the shafts cant be bent and on rocker replacement is a major pain. i'd just got for a more easily buildable engine.
The 4.0 has shaft mounted rockers.
Doug904.