Shop by Brand Yamaha OutboardGasket/Gasket Kit Back Gasket, Upper Casing 66T-45113-A0 Viewer:1241 OEM No.: 66T-45113-A0 For YAMAHA outboard 40 HP You May Also Be Interested In Gasket, Exhaust Outer Cover 6G1-41114-A0-00 Gasket, Exhaust 6G1-41112-A1-00 Fitting 22-63186/63186 Gasket, Upper Casing 66M-45113-00-00