Welch Plug, 1.250" O.D.

Welch Plug. For Mercruiser Stern Drive. O.D.: 1.250". Replaces Mercruiser 19-42682, Mallory 9-78141, and GLM 22031. Premium Quality For Longer Life. Meets or exceeds manufacturer's recommended specifications. Backed by Sierra's limited lifetime warranty. O.D.: 1.250" Replaces Mercruiser 19-42682, Mallory 9-78141, and GLM 22031 Premium Quality For Longer Life Meets or exceeds manufacturer's recommended specifications Backed by Sierra's limited lifetime warranty