Hi all, I'm new at this but here it goes. I have a 95 Starcraft Starcaster 1700 alum. bass boat with a 1995 40hp mercury. I hit a metal beam under the water and shaved off a little of one of the 3 blades. It has stamped on it 48-73138 A40L 14p. I figure that the 14P is the pitch but...