Recommended 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 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
MPN SP546 OEM # SP546 PZK14F SP-546 Other # SP515 SP546-10K SP546
