Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 61A-11645-00 0.25 Viewer:1287 OEM No. : 61A-11645-00-0.25 For YAMAHA Outboard 250 HP You May Also Be Interested In Piston Ring 656-11610-11 0.25 Piston Kit 696-11631-00 STD Spring, Starter 6F5-15713-00/6F5-15713-01 Starter Motor Assembly 31100-95600-000/31100-95601-000