I purchased a Pro-Quicksilver 48-11078 A40 25P prop on EBay. I would like to use it on my 2001 Yamaha Vmax 150. It fits fine but requires a different Thrust Washer. The current Yamaha washer is 15/16" thick. To keep the equal spacing the washer should be in the 9/16" range. In looking though a...