I have a 1999 BB super vee 21ft with a Johnson 225 ho. Prop to pad is 3.5 below and it has a original raker 24 on it. By myself unloaded it gets 64 at 5600-5700 rpm and 25-30 psi pressure. Light load and one other person 57-58 mph. It should be getting more then that! I need help! Anyone?