Al Smith
Here For The Long Haul!
- Local time
- 6:00 AM
- User ID
- 537
- Joined
- Jan 14, 2016
- Messages
- 6,470
- Reaction score
- 14,398
- Location
- North western Ohio

On that pump .If I'm not mistaken that screw limits the throw or movement of the diaphragm .More throw more oil .