Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 624-11631-00 STD Viewer:1561 OEM No. : 624-11631-00-STD For YAMAHA Outboard 2 HP You May Also Be Interested In Piston Kit 69L-11646-00 0.50 Piston Kit 6R5-11645-01 0.25 Mount Rubber, Upper Side 682-44514-00-94 Pinion Gear 6J9-45551-00-00(14T)