Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Ring 656-11610-22 0.50 Viewer:726 OEM No. : 656-11610-22-0.50 For YAMAHA Outboard 25 HP You May Also Be Interested In Piston Kit 6R5-11631-11 STD Piston Ring 63D-11603-00-00 STD Cylinder liner Sleeve L123OB Propeller Shaft 63D-45611-00-00