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    2006 4.0 engine in 2001?

    I changed the intake manifold just to have a new one. No real reason other than cleaner inside and out. It matched up really well compared to the old one. I have not checked tdc on the block i will try that when i have time and see if there is a change.
  2. I

    2006 4.0 engine in 2001?

    Need advice. Hopeing i didnt screw myself here. I put an 06 4.0l in my 01. After 04 they changed the intake manifold and some emissions stuff and the cam shaft sensor. I swapped in a new intake and got all my emissions controls hooked up. And then i replaced the plug on my wiring harness to fit...