I have 2003 Sabre, with a 175 Merc Opti the motor is one hole up on the trans, running 23 trophy 4 blade, do not have jack plate, no hydralic, I live in Phoenix, AZ. we run our boats at at 1000 to 3000 ft. above sea leavel, at Roosevelt Lake and the temp. over 100 degrees, I run 62 mph at 5600 RPMwith a full load, the cable steering works fine I see no need for Hydralic. I Love my Sabre……