P1000 - 2016 Honda Pioneer 1000 PRODUCT UPDATE CAMPAIGN | Engine Balancer Driven Gear Inspection
Maybe this?
Are you the guy on Facebook with the busted engine?
The one on facebook a few days ago was not mine but I bought a machine with similar damage. Dealership found some water in the intake system and blamed it on hydrolock but I believe it may have been the balancer. The original owner claimed he was on a gravel road when it happened.