Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 6R5-11631-11 STD Viewer:897 OEM No. : 6R5-11631-11-STD For YAMAHA Outboard 115, 130, 150, 175, 200 HP You May Also Be Interested In Piston Pin 663-11633-00-00 Piston Pin 6G5-11633-00 Piston Kit 12110-93130-025 0.25 Seal, Shift Rod 25223-94400-000