McM81
New Member
- Joined
- Aug 6, 2017
- Messages
- 12
- Reaction score
- 0
- Points
- 0
- Location
- Colorado Springs CO.
- Vehicle Year
- 1987
- Make / Model
- Ford
- Engine Size
- 2.9l
- Transmission
- Manual
I'm running an 88 2.9l with the eec, i'm doing the delete, so on the exhaust manifold there is a hole what size is that a plug and is it pipe thread. also that hole being open like that does it have an affect on the idle or overall performance? thanks