Sierra’s 18-1237 Oil Pan Gasket is designed for use with MCM/MIE GM V-8 (305, 350 and 377 CID) engines with one-piece RM seals from 1985 and newer. It is interchangeable with GLM 39850, Mallory 9-61504, Mercruiser Stern Drive 27-13865, 27-138651, FI1101281, OMC Stern Drive 3856138, and Volvo Penta 3852664, 3856138. Each Sierra product meets or exceeds the original equipment part it replaces.
Designed for use with MCM/MIE GM V-8 (305, 350 and 377 CID) engines with one-piece RM seals from 1985 and newer
Interchangeable with GLM 39850, Mallory 9-61504, Mercruiser Stern Drive 27-13865, 27-138651, FI1101281, OMC Stern Drive 3856138, and Volvo Penta 3852664, 3856138
Includes one gasket per package
Each Sierra product meets or exceeds the original equipment part it replaces
