Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 689-11631-60 STD Viewer:1010 OEM No. : 689-11631-60-STD For YAMAHA Outboard 25, 30 HP You May Also Be Interested In Piston Kit 69L-11646-00 0.50 Piston Ring 689-11610-10/689-11610-11 0.25 Retaining Ring - Shift Shaft 53-29641/29641 Lower Unit Gasket Set 3C7-87321-2/3C7873212M