I recently purchased a 2003 Sunesta 223 with the 5.0 GXI Volvo-Penta motor. It has a Duoprop outdrive with 1.95:1 gear ratio pushing F5 props. I am seeing terrible acceleration times to plane. I usually run a full boat, 4 to 6 adults 2 to 4 kids and am getting planing times of 11 to 12...
