TM 9-2320-209-20-3-1 2-4. REAR ENGINE MOUNTS REMOVAL AND REPLACEMENT. NOTE This task is shown for the left rear engine mount. This task is the same for the right rear engine mount. TOOLS : Hydraulic jack 15/16-inch socket wrench 3/4-inch open end wrench 1/2-inch open end wrench (2) Bronze hammer SUPPLIES : Wood block (2) PERSONNEL : One EQUIPMENT CONDITION : Truck parked, engine off, handbrake set, wheels chocked. Preliminary Procedure. Open hood and both side panels. Refer to TM %-2320-209-10. 2-10