A dependable tilt and trim system is important to every boat driver. You owe it to yourself to get a quality boat part at a great price. The Manual Store carries top of the line Sierra and Mallory parts with warranties you can count on. Just choose your inboard, outboard or stern drive manufacturer from the list below. Then select the year and engine size. It's that easy! Once you have selected your motor, browse both Mallory and Sierra product lines. The Tilt and Trim motors and pumps are listed in the "Electrical" section.