Well you guys nailed it. I believed him when he said that nothing else had been touched. Didn’t check the simplest fix 🤦♂️
He must have messed with the transmission as well because I pulled a filter and it was empty. So checked fluid and really, really low. Feel dumb now but hope this helps...
New member trying to help out my elderly neighbors that have a 2006 Kubota RTV900. Used just to bring feed and supplies back and forth to their barn down the street. He had a family member change the oil and overfilled the engine by googling and finding the wrong answer. Filled up and started...