Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Pin 6F5-11633-00 Viewer:817 OEM No. : 6F5-11633-00 For YAMAHA Outboard 40 HP You May Also Be Interested In Piston Pin 677-11633-00-00 Piston Kit 6F5-11631-00 STD Gasket, Oil Pan 6G8-15312-A0-00 Boot, Shift Rod 682-44147-00-00