Sierra International 18-7800 Fuel Pump Kit The Sierra 18-7800 Fuel Pump Kit is interchangeable with the following: GLM 40850, Evinrude/Johnson 438616, 433519, Mallory 9-37701. Contains: (2) 18-7796 Check Valve, (1) 18-7413 O-Ring, (1) 18-7403 O-Ring, (1) 18-0850 Fuel Pump Gasket. Sierra Fuel Pump Kit Meets or exceeds the original equipment quality Sierra part number: 18-7800 Interchangeable with the following: GLM 40850, Evinrude/Johnson 438616, 433519, Mallory 9-37701 Contains: (2) 18-7796 Check Valve, (1) 18-7413 O-Ring, (1) 18-7403 O-Ring, (1) 18-0850 Fuel Pump Gasket