Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 64D-11645-00 0.25 Viewer:1592 OEM No. : 64D-11645-00-0.25 For YAMAHA Outboard 150, 175, 200, 225 HP You May Also Be Interested In Piston Ring 61X-11604-00-00 0.25 Piston Kit 6H3-11631-01 STD Filter Element 68V-24563-00-00 O-Ring 93210-32738-00