I have a 1988 Four Winns Horizon 200 with 5.0L OMC Cobra. Trailer is a Metal Craft dual axle and all four tires are P20575R14 load range B. My best guess is the boat and trailer weigh about 3500-3700 pounds with fuel, etc. Boat/motor is about 2700 pounds. Tires look good and no rot, plenty of...