Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 689-11631-60 STD Viewer:997 OEM No. : 689-11631-60-STD For YAMAHA Outboard 25, 30 HP You May Also Be Interested In Piston Pin 6E7-11633-00 Piston Kit 6H4-11636-09 0.50 Gasket, Cylinder Head 306204/0306204 Pinion Gear 69J-45551-00-00(15T)