Im looking into getting a 4 blade stainless prop for my 19' galaxie tri hull boat. It currently has a 19x14 1/4 pitch stainless thats tops out at 39mph at 5100rpm. Reccomended rpm is 4400 to 4800. The 3 props that are available are the solas rubex, salas hr titan and the quicksilver typhoon. We...