98 4.0 swap with 96 4.0
5 Answers
I don't know if you can upgrade all the parts or not.
I only used block ,heads,intake manifold .no inj, rail
Do a little research on the 4.0 OHV engine. You will notice there were as many as eight modifications to the engine over the years. Some engine parts are not interchangeable, even though they bolt up.