- Messages
- 17,656
- Reaction score
- 9,908
- Location
- Somewhere between here and there
- # of dives
- 2500 - 4999
IP on Mk17s and Mk11s are set at low supply pressure. Spec is around 145PSI at 500PSI supply pressure. The IP increases as supply pressure drops.
In some cases, the increase is substantial.