May be exhaust manifold leak.
I heard what I thought was injector tick when I first test drove my 2005.
It was the right manifold.
Under warranty, I had Ford replace the 'warped' manifold just 2 weeks ago.
2005 F150 4x4 King Ranch: SHO-TOW
1997 Ranger XLT: AKA Project SHO-NUP
1988 RX7 Conv: AKA Project SHO-VANNA
1968 Cougar: My 1st Car
1989 XR7, 1995 Contour and a bunch of SHO's (7)
Last edited by mrecoolgar; 02-11-2012 at 10:43 AM.