Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 6R5-11642-11 STD Viewer:875 OEM No. : 6R5-11642-11-STD For YAMAHA Outboard 115, 130, 150, 175, 200, 225 HP You May Also Be Interested In Piston Kit 677-11635-00 0.25 Piston Ring 6G0-11610-20 0.50 Piston Kit 679-11636-00 0.50 Plug 19-47579/47579