Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Ring 656-11610-00 STD Viewer:704 OEM No. : 656-11610-00-STD For YAMAHA Outboard 25 HP You May Also Be Interested In Piston Kit 6G5-11636-00 0.50 Piston Kit 6E7-11636-00-00 0.50 Shift Cam Assembly 6P3-44150-00-00 Crankshaft 6R3-11411-00-00