Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 689-11631-60 STD Viewer:1354 OEM No. : 689-11631-60-STD For YAMAHA Outboard 25, 30 HP You May Also Be Interested In Piston Kit 676-11636-00 0.50 Piston Pin 6K7-11633-00-00 Bearing 09263-25062-000 Pump, Squeeze 65770-95541