My first post: I just bought a 2021 2286 sbx with a vmax 115, it came with an aluminum 135/8" x 14". With this prop, 4 people on board, no trim, the rpm was 6400 and climbing. I throttled back @6400 as the max rpm is 6300. Speed was only 26.6 mph (very underwhelming for a tritoon boat), no pull from 4000-6400 rpm. I am…