Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Ring 656-11610-00 STD Viewer:707 OEM No. : 656-11610-00-STD For YAMAHA Outboard 25 HP You May Also Be Interested In Piston Ring 682-11610-10-00/682-11610-11-00 0.25 Piston Ring 6K5-11601-02-00 STD Gasket, Oil Pan 11381-ZV1-850 Oil Seal 09283-10011