The 5448 VVT spring lock tool is used to hold the variable valve timing spring in place while installing our 5448 phaser limiters. After the limiters have been installed, this lock tool can be removed from the spring.

This Part Fits:

Year	Make	Model	Submodel
2006-2008,2010-2011	Ford	Crown Victoria	Base
2006-2011	Ford	Crown Victoria	LX
2006	Ford	Crown Victoria	LX Sport
2006-2011	Ford	Crown Victoria	Police Interceptor
2006-2007	Lincoln	Town Car	Designer Series
2006-2010	Lincoln	Town Car	Executive
2006-2010	Lincoln	Town Car	Executive L
2006-2007	Lincoln	Town Car	Signature
2006-2010	Lincoln	Town Car	Signature L
2006-2010	Lincoln	Town Car	Signature Limited
2006-2008	Mercury	Grand Marquis	GS
2006-2010	Mercury	Grand Marquis	LS