GM Northstar 4.0 and 4.6L Water Pump Socket by lisle tools
Removes and Installs the Water Pump Assembly on GM Northstar 4.0L & 4.6L Engines.
Insert the tool over the water pump blades and engage the teeth into the locking tangs. Turn the tool with a 1/2" drive ratchet or breaker bar. Angled teeth prevent the tool from slipping.
