Cavitation issue

[Jbubenko]

I have an E130 that is 2 years old and came with the house I bought last year, while cutting last year the mower started to sound loud and shudder during the cut, I have greased the IRC’s and removed grass and leaves from top of deck and still have cavitation

 

[Rivets]

Check the belt and spindle and tensioner pulley bearings, Most likely the cause of the problem.