Shop by Brand Yamaha OutboardShim ; Washer Back Shim 676-45577-00-18 Viewer:1677 OEM No.: 676-45577-00-18 For YAMAHA outboard 40 HP T: 1.8 MM You May Also Be Interested In Shim 663-45587-01-30 Washer, Wave 90206-12054-00 Nut 6CB-45384-00-00 Housing, Water Pump 676-44341-00