Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 6G5-11631-00 STD Viewer:1373 OEM No. : 6G5-11631-00-STD For YAMAHA Outboard 115, 150, 175, 200 HP You May Also Be Interested In Piston Kit 6E7-11635-00-00 0.25 Piston Ring 6E5-11610-00-00 STD Starter Motor Assembly 688-81800-12-00 Tab, Trim 55125-87E01