Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 6G5-11631-00 STD Viewer:1395 OEM No. : 6G5-11631-00-STD For YAMAHA Outboard 115, 150, 175, 200 HP You May Also Be Interested In Piston Kit 6L1-11631-11 STD Piston Ring 6F5-11610-20/6F6-11610-20-0.50 Plunger, Shift 66T-45635-00-00 Bearing 93306-00519-00