Northstar Water Pump Socket 3707
For removal and installation of the water pump impeller used on some
GM engines. The impeller is held by a cam lock system that this tool is
specially designed to remove by turning the pump impeller 25 degrees.
Northstar 4.6-L V-8 from 1993 and later
Olds Aurora 4.0 V-8 liter 1997 and later
Tools KD 3707 Northstar Water Pump Socket KD3707