Shop by Brand Yamaha OutboardSeal ; Seal, Labyrinth Back Seal 66T-42615-02-00 Viewer:49 OEM No.: 66T-42615-02-00 / 66T-42615-00-00 / 66T-42615 For Yamaha Outboard 40 HP You May Also Be Interested In Seal, Valve Stem K0A-A3721-00-00 Seal, Labyrinth 662-11515-00 Piston Kit 432804/0432804 0.030 Propeller 58130-ZV4-030ZB