The 4.7 and 2002 3.7 used the same springs for both intake and exhaust valve springs. The 4.7 HO and 2003+ 3.7 switched to using different springs for intake and exhaust. The 2008+ 4.7 (Corsair) went back to using the same valve springs for both intake and exhaust. The difference between the...

Dear Team, The whining noise from the front of the engine of my 2007 Nitro has dictated me to do the following. Change Water Pump Check power steering and change fluid Check Belt Check Alternator Put car on computer: nothing to report What I did not do: Check is AC is making the noise...

Hello everyone, I've searched all over the internet and on this forum and couldn't find a definitive answer. I hope i can find an answer from the collective. I'm working on replacing the head gasket on my 07 Dodge Nitro 3.7L. I'm at the point of putting the heads back on the block and i was...

Hi guys, was doing some routine checks on my 2007 Nitro 3.7 SXT and noticed the serpentine belt has a split in it. I see the belts are about $50 but wondering how easy they are to replace?