Good Morning ; My question , I am running a 13.25 / 19 , stainless , full blade with a slight cup , on a trophy 2002 , wot 4900 rpm - 5000 rpm . My motor is a 1999, force 120 hp , My problem is power in rough seas loaded . I want to try a 13,5/ 17 , either alm / stainless . I found a yamaha 130...