Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 6F8-11631-00 STD Viewer:854 OEM No. : 6F8-11631-00-STD For YAMAHA Outboard 2 HP You May Also Be Interested In Piston Ring 63D-11603-00-00 STD Piston Kit 676-11631-60 STD Oil Seal, S-Type 93101-36M46-00 Bearing 93341-214U1-00