Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Ring 61U-11601-20 0.50 Viewer:741 OEM No. : 61U-11601-20-0.50 For YAMAHA Outboard 115 HP You May Also Be Interested In Piston Ring 682-11610-00-00/682-11610-01-00 STD Piston Kit 6E7-11631-00-97 STD Bush 43211-87JL0-000 Propeller Shaft 648-45611-00