OTC's Ford and Mercury Camshaft Sensor Synchronizer Tool is a 'must have' for ensuring correct installation of the cam sensor housing. Correctly aligns shaft and housing for insertion into engine once engine has been rotated to top dead center on the no. 1 cylinder's compression stroke. For use on the following vehicles: 1999 - 2002 5.0L V8 Explorer/Mountaineer; 2004 - 2007 3.9L V6 Freestar (VIN 6); 2004 3.9L V6 Monterey (VIN 6); 1999 - 2004 3.8L V6 Mustang; 1999 - 2003 3.8L V6 Windstar. Same as Ford No. 303-630. Heavy duty metal construction for long life. Comes with complete instructions for proper use of tool. Value is at the core of the OTC tool and equipment portfolio. Whether it's a simple repair or the most complex drivability concern, these award-winning tools universally solve problems faster, and at better value, than any other product line available. Whether it's a specialty tool or unique piece of service equipment, OTC provides top solutions to modern automotive service challenges while increasing technicians' productivity and shop profits.