- Joined
- Aug 7, 2007
- Messages
- 1,140
- Reaction score
- 7
- Points
- 0
- Location
- Northern IL
- Vehicle Year
- Many
- Make / Model
- All Fords!
- Engine Size
- Many
- Transmission
- Manual
I am thinking about putting oversize valves in my head since I've gone so far with porting it and the valves are now the limiting factor. Can I keep the stock valve springs or do I need bigger ones? Cam will be an A237. Engine management will be stock ford EEC-IV.