Shop by Brand Yamaha OutboardPiston/Piston Kit ; Piston Pin ; Piston Ring Back Piston Kit 6R5-11631-11 STD Viewer:887 OEM No. : 6R5-11631-11-STD For YAMAHA Outboard 115, 130, 150, 175, 200 HP You May Also Be Interested In Piston Ring 6K5-11601-12-00 0.25 Piston Ring 6J8-11601-11-00 0.25 Gasket, Cylinder Head 338222/0338222 Gasket, Exhaust Cover 677-41112-01