I am lost. I am a first time pontoon owner and bought a 2001 22' suntracker party barge. It has a 9.9 Mercury Big foot and I am looking to go bigger. I have found a rebuilt 2002 60 hp Big Foot EFI and also a 50 and 75 hp Mercury 4 stroke but not EFI or big foot both are 2010. They are all...