OEM® 27109 Water Pump Socket for GM Northstar

The OEMTOOLS GM Water Pump Socket Remover/Installer works on the Cadillac Northstar 4.6L V8 engine (1993 - newer), and the Oldsmobile Aurora 4.0L L47 V8 engine (1995-1999). It has a 1/2" drive and is designed for use with 1/2" drive breaker bar or ratchet. The tool is designed to center itself in the water pump housing, allowing the tangs to fully engage the water pump for removal or installation.