Sierra International 18-7814 Marine Fuel Pump Kit for Mercury/Mariner Outboard Motor Sierra Fuel Pump Kit Contains O-Rings 18-7411 and 18-7120 Sierra part number: 18-7814 Interchangeable with the following: GLM 40380, Mallory 9-37753, Mercury 89031A4 Fit specific, check part numbers to ensure proper fit