Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Ring 656-11610-00 STD Viewer:718 OEM No. : 656-11610-00-STD For YAMAHA Outboard 25 HP You May Also Be Interested In Piston Kit 6E7-11631-00-97 STD Piston Ring 676-11610-00 STD Nut 95380-12600-00 Pin, Cotter 09204-03003-000/09204-03001-000