7. ENGINE REMOVAL/INSTALLATION MXU 500 IRS Lower Engine Mounting Bolt/Nut Remove the front lower engine mounting bolt/nut. Remove the four nuts under right and left engine hangers, then remove the engine hangers. Remove the rear lower engine mounting bolt/nut. Engine Hanger Nuts Engine Hanger Remove the upper engine mounting bolt/nut. Rise the engine front side and move the engine forward, then remove the engine from the frame by disengaging the rear drive gear case. 7-6