Shop by Brand Yamaha OutboardCylinder Head Back Cylinder Head Cover 6B4-11111-00-1S Viewer:292 OEM No.: 6B4-11111-00-1S For YAMAHA outboard 9.9, 13.5, 15 HP & 2 Stroke You May Also Be Interested In Cylinder Head 6E7-11111-01-1S Cylinder Head Cover 6B4-11111-00-1S Gasket, Muffler 688-45123-00-00 Gear 62Y-45571-00-00(24T)