Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Ring 656-11610-22 0.50 Viewer:714 OEM No. : 656-11610-22-0.50 For YAMAHA Outboard 25 HP You May Also Be Interested In Piston Ring 6G1-11610-00-00/6G1-11603-00-00 STD Piston Ring 6E5-11610-10 0.25 Impeller 389589/0389589 Pinion Gear 6H4-45551-00-00/6H4-45551-01-00(13T)