CMC PL-65 Electric Hydraulic Transom Jack Plate With this powerful CMC transom jack, one switch lets you easily set optimum motor height throughout all speeds. This self-contained and waterproof hydraulic unit, with permanent magnet 12V motor, has 5 of vertical travel. It features a high-strength extruded aluminum mounting bracket that sets your motor back 5.5 to let it run in cleaner water. This jack has many advantages like quicker starts, better prop clearance, increased speed, more versatility and reduced fuel consumption. It mounts easily with included hardware no drilling or modifying. For V-6 and smaller outboard marine engines. Maximum lift: 5. CMC Manual Transom Jack is the same size and has the same features as the above model, but with a manual lift jack. Threaded shaft for easy height adjustment with wrench. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Transom Jack Plates.