engine upgrade
I have a 99 f150 with the 4.2 engine and 24's on it and it runs great(129,000miles).I would like to put a 351 or something with more power than a 4.2,just wondering what all i would have to do to make the change.Is it as simple as swap em out and done.
Last edited by georgiaboi; Jun 9, 2010 at 08:56 PM. Reason: none


