Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Ring 656-11610-22 0.50 Viewer:856 OEM No. : 656-11610-22-0.50 For YAMAHA Outboard 25 HP You May Also Be Interested In Piston Kit 61A-11646-00 0.50 Piston Kit 670-11631-01 STD Diaphragm 62Y-24471-00-00 Piston Kit 700-834794A4/834794A 4 0.010 Watch Our Product Videos