I have a 1996 Johnson 90 VRO[removed!].. At WOT I am turning 4250 rpm. The motor should be @ 4500-5500,so it may be lugging a bit. Performance is not bad. My 1996 Aquasport Osprey 175 does about 33 mph@WOT and cruises nicely @28 mph. Another guy I know has the SAME rig and his tops out @ 35...