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gremlinsteve 01-16-2007 12:59 AM

4.0 motor question
what year did they switch the 4.0 over to a hydraulic roller cam? or have they done that yet?

im getting the feeling its still flat tappet.


4Jeepn 01-16-2007 09:50 AM

Same year they added muffler bearings.

gremlinsteve 01-16-2007 01:19 PM

ha, thats funny.
i for some reason was thinking the newer 4.0 motors had roller cams in em.

guess i now know.


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