Description

Sierra’s 18-3421 Water Pump Base is designed for use with Mercruiser 120, 140, and 160 stern drives with flush screw in gear housing. Includes (1) Water Pump Base, (1) Sierra 18-2013 Oil Seal, and (1) Sierra 18-2014 Oil Seal. It is interchangeable with GLM 12330, Mallory 9-43309, and Mercruiser Stern Drive 46-48748A1. Each Sierra product meets or exceeds the original equipment part it replaces. Fit specific, check part numbers to ensure proper fit.
Designed for use with Mercruiser 120, 140, and 160 stern drives with flush screw in gear housing
Includes (1) Water Pump Base, (1) Sierra 18-2013 Oil Seal, and (1) Sierra 18-2014 Oil Seal
Interchangeable with GLM 12330, Mallory 9-43309, and Mercruiser Stern Drive 46-48748A1
Each Sierra product meets or exceeds the original equipment part it replaces
Fit specific, check part numbers to ensure proper fit