Ford F150 F250 Motorcraft Spark Plugs SP-546 PZK14F USRecommended by Ford Motor Company
Designed to maintain optimum engine performance
Used for conventional distributor-equipped and coil-on-plug ignition systems
High melting point provides excellent resistance to erosion
Provide service intervals from 60,000 to 100,000 miles
Package Include:
Ford Motorcraft Spark Plug F150 5.4L 3 Valve* V8 SP-546
Ford EXPEDITION 2005-2008 5.4L V8 Ford F-150 2004-2008 5.4L V8 Ford F-250 SUPER DUTY 2005-2008 5.4L V8 and 6.8L V10 Ford F-350 SUPER DUTY 2005-2008 5.4L V8 and 6.8L V10 Ford F-450 SUPER DUTY 2005-2010 6.8L V10 Ford F-550 SUPER DUTY 2005-2010 6.8L V10 Ford F53 2006-2008 6.8L V10 Lincoln MARK LT 2006-2008 5.4L V8 Lincoln NAVIGATOR 2005-2008 5.4L V8