Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 61A-11635-00 0.25 Viewer:1429 OEM No. : 61A-11635-00-0.25 For YAMAHA Outboard 250 HP You May Also Be Interested In Piston Kit 61N-11635-00 0.25 Piston Kit 6R5-11635-11 0.25 Key, Water Pump Impeller 350-65022-0/350650220M Propeller 6E0-45941-01-EL