i have a 1998 20 foot reinell with a 5.7 lx 250 hp with a alpha 1 merc on her. my question is how much can the out drive take as in hp and what can i do to get more speed out of her with out putting a ton of cash in her..?im running a 18 inch prop 21 pich..can i put a different prop and will it hert the out drive, or over rev the moter?i can do about 50 mph now at 5000 rpms....i would like to see 60...or more..i know buy a jet but i like a all round boat...lol...thanks for the help..