Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 61A-11645-00 0.25 Viewer:1286 OEM No. : 61A-11645-00-0.25 For YAMAHA Outboard 250 HP You May Also Be Interested In Piston Kit 6D0-11636-00 0.50 Piston Kit 64D-11645-00 0.25 Insert Cartridge 6AW-44322-00-00 Stop Switch Assembly 6A0-82550-01-00