Shop by Brand Yamaha OutboardCrankcase ; Crank/Crankshaft ; Crank Pin/Crankshaft Pin Back Crankcase Assy 66T-15100-02 Viewer:585 OEM No.: 66T-15100-02 For YAMAHA outboard 40 HP E40X You May Also Be Interested In Crankshaft 6R3-11411-00-00 Crank 61N-11422-00-00 Propeller Shaft 63D-45611-00-00 Power Head Gasket Set 3T5-87121-6/3T5871216M