Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 6H1-11635-03 0.25 Viewer:1209 OEM No. : 6H1-11635-03-0.25 For YAMAHA Outboard 75, 80, 85, 90 HP You May Also Be Interested In Piston Kit 664-11631-00/664-11631-01 STD Piston Kit 689-11631-60 STD Washer Shim 09160-20043-000 Gasket, Valve Seat 6H3-13622-A1-00