2005 xpress x17, 05 yamaha 90hp. Boat was new never in water when purchased in may of 2008 motor is a slightly used 2005 that was taken in on trade by the dealer. The issue's are I'm only seeing 4600 rpm's at around 40mph with 13.25 X 17 stainless 3-blade. Also there is oil in the air intake...
