I'm rebuilding mine right now as well and Having a friend of mine rebuild mine and he is putting my stuff together for roughly 1400 bucks and that the pistons and the crank rebuilt with hot rods. he has 20 years of experience doing engine stuff. doing the the bigger pto bearing will require you...
i'm having the same problem with my 01 Rmk as well. the other day my buddy who works on this stuff said he changed out the jets and he said that it should make it better but i haven't had a chance to run it again since the change. but ya i was having the low end bog as well. i also have twin...
I ride a modified 01 Rmk 800. I would rather ride in the winter than the summer. I also ride a 95 foreman 400. I can't get this quad stuck no matter how hard i try.