Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 677-11631-00-97 STD Viewer:882 OEM No. : 677-11631-00-97-STD For YAMAHA Outboard 8 HP You May Also Be Interested In Piston Ring 66T-11603-00 STD Piston Ring 688-11603-A0-00 STD Bush, Special Nylon 90386-12089-00 Piston Kit 12110-94400-000 STD