Sierra International 18-7821 Fuel Pump Kit The Sierra 18-7821 Fuel Pump Kit is interchangeable with the following: GLM 40830, Evinrude/Johnson 398514, 395867, Mallory 9-37700. Each Sierra product meets or exceeds the original equipment part it replaces. Sierra Fuel Pump Kit Meets or exceeds the original equipment quality Sierra part number: 18-7821 Interchangeable with the following: GLM 40830, Evinrude/Johnson 398514, 395867, Mallory 9-37700