Coils

Reply Subscribe

Thread Tools

Search this Thread

Jul 22, 2008 | 05:57 PM

#11

obusnizzle

none.

Joined: May 2007

Posts: 3,840

Likes: 108

From: West Palm Beach, FL

Quote:

Originally Posted by Bill Wiltshire

Ok Bus, the 4.6L engine no problem. The 5.4L 2 valve no problem. The 5.4 3 valve makes the heads thinner at the plug hole. Is this correct? Am going to replace my 02 in near future and want to stay away from trouble. If you would elaborate a little more, it would be appreciated.

the 08s have a redesigned plug, the key is to change the plugs at an earlier interval than 100,000. Use the OTC tool and make sure the plug well is clean upon removal. Flateratetech.com has a write up and video that is quite helpful.