Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 6F6-11636-00 0.05 Viewer:1146 OEM No. : 6F6-11636-00-0.50 For YAMAHA Outboard 40 HP You May Also Be Interested In Piston Kit 6J8-11635-02-00 0.25 Piston Pin 677-11633-00-00 Water Pump Repair Kit 17400-96353-000 Impeller 19210-ZW9-013