Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Ring 647-11610-00-00 STD Viewer:730 OEM No. : 647-11610-00-00-STD For YAMAHA Outboard 8 HP You May Also Be Interested In Piston Kit 6G5-11642-00 STD Piston Kit 6D0-11636-00 0.50 Rectifier & Regulator Assy 6D3-81960-00-00 Gasket A, Inlet Manifold 350-02104-0/350021040M/350-02104-1/350021041M