I have a merc 90 4s with a 17p x 13.25 prop on a lund prosport 1700.The rig weighs in at about 2500 lbs.the altitude here is 3500 feet but we vacation at a lake at 2400 feet.My hole shot is good,and so is top speed.rpm is 5400 at wot.motor is rated for 5000-6000 rpm range.
I want an...