I will put a regulator, internal hose, and float today and see if it helps. Thank you all very much for the advice! This has been frustrating but interesting, I have learned a lot.
My motor number is 1B693754. I rented a fuel pressure gage from Orileys and the fitting didn't fit the top fitting. I disassembled the fuel module this evening looking for cracked hose or something out of the ordinary (I don't really know what I'm looking for other than cracked hose or dirty...
I have an issue seems my 2008 115fhp mercury 4 stroke EFI motor takes time to get to full rpms, the rpms drop off after a while then they perk back up. Sometimes it runs rough at idle and sometimes it doesn't. It doesn't miss or backfire but there is an issue. The oil had some fuel in it...
