225 Yamaha Mid-Range heavy cavitation

[hangman1176]

No prop issues engine is shaking/cagvitating at low to mid range. The filters have all been changed. Problem started slowly. Runs great full rpm and idle. Compression is 114-116lbs in all cylinders.

 

[JB]

Re: 225 Yamaha Mid-Range heavy cavitation

I don't think you mean cavitating, hangman. Props cavitate, engines don't.

Please supply more info, like the model year, and more details.

 

[hangman1176]

Re: 225 Yamaha Mid-Range heavy cavitation

225 Yamaha Saltwater Series, 2 stroke. Shaking, Best described as a hesitation that shakes the engine quite a bit at low to mid range RPM. The shake occurs throughout the entire boat into the wheel. It runs fine at full throttle however 2000 rpm to 3500 rpm the problem occurs.