Differences on 03-04 and 05-06 2.4 engines?


estradal71

New Member
Joined
Oct 14, 2021
Messages
1
Location
New Jersey
I have a 2006 TJ with bad block, I was able to get an engine but it was for a 2003/4, everything looks the same. does any one know if there are many differences? do I need to change PCM too in order to install it.


not much of a mechanic, just a project for my son.
Thanks