Description

The Sierra 18-4273 Welch Plug is built with precision. Designed to be interchangeable with the following: GLM 22031, Mallory 9-78141, Mercruiser 19-42682. Each Sierra product meets or exceeds the original equipment part it replaces. Features an OD of 1.250 inches.
Sierra Welch Plug
Meets or exceeds the original equipment quality
Size: O.D.: 1.250″
Interchangeable with the following: GLM 22031, Mallory 9-78141, Mercruiser 19-42682