Water Pump Pulley Socket AM-J-38816-1A
Applications: G, E, K, K SPECIAL, 1993-Newer Cadillac 4.6L Northstar V8 engine and 1995-1999 Oldsmobile Aurora 4.0L V8
The water pump on the Northstar engine is held in place via a cam lock. This tool engages the notches on the pump to allow for removal and installation. The tool has a 1/2" square drive for use with a torque wrench.