Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 624-11631-00 STD Viewer:1528 OEM No. : 624-11631-00-STD For YAMAHA Outboard 2 HP You May Also Be Interested In Piston Kit 670-11631-01 STD Piston Pin 677-11633-00-00 Crank 63V-11412-00-00 Propeller 361-64114-0/361641140M