Shop by Brand Yamaha OutboardGasket/Gasket Kit Back Power Head Gasket Kit 66T-W0001-00/66T-W0001-01 Viewer:1331 OEM No.: 66T-W0001-00/66T-W0001-01 For YAMAHA outboard 40 HP You May Also Be Interested In Gasket, Valve Seat 6H4-13621-A1-00 Gasket, Cartridge 676-44324-A0-00 Tube, Water 17561-92L60-000 Gasket, Drive Shaft Housing 350-61012-1/350610121M