I have searched thru threads and have not found a solution to my problem.
I recently bought a 03 Rinker 192 Captiva with a 5.0 Merc. It came with a 14.25"x17 stiletto ss prop and I get 4950 rpm and 45 mph (gps) trimmed up. The boat pulls ok, but will not stay on plane below 3k rpm and about...