Ford
Ripoff to consumers, sparkplugs blow out of 5.4 and v10 engines 1999 to 2004 Faulty cylinder heads that have only 3-4 threads holding plug Detriot
Sparkplugs blow out of 5.4l and v10 Ford engines. Faulty cylinder heads that have only 3-4 threads holding plug in. $2000 to repair as heads have to come off. Extented warranty doesnt cover as 'non lubricated part ...