Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 689-11636-60 0.50 Viewer:852 OEM No. : 689-11636-60-0.50 For YAMAHA Outboard 25, 30 HP You May Also Be Interested In Piston Kit 6L1-11645-01 0.25 Piston Kit 682-11631-00 STD Nut 95303-06600-00 Oil Seal 3H8-07025-0/3H8070250M