Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 6R5-11631-11 STD Viewer:898 OEM No. : 6R5-11631-11-STD For YAMAHA Outboard 115, 130, 150, 175, 200 HP You May Also Be Interested In Piston Kit 676-11636-00 0.50 Piston Ring 675-11610-10 0.25 Spark Plug 98079-5614E/BKR6E Oil Seal 26-816464-1/816464 1