Dirty intake & Noisy Lifters!!! | Ford Explorer Forums

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Dirty intake & Noisy Lifters!!!

bluevolume

Well-Known Member
Joined
May 2, 2000
Messages
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City, State
Rochester, NY
Year, Model & Trim Level
2001 XLT
2000 XLS 4.0 OHV

During the tuneup I did last week, I tried cleaning up the intake with some spray carb cleaner. I just sprayed the throttle body with the engine running, and was able to clean that up, but further in the intake is really dirty. I just ran my finger along the inside, past the TB, and my finger was covered in greasy black soot. How can I clean this? Is it normal?

Also, my lifters are NOISY! It sounds to me like there is a knock in the crank or the wrist pins, but I've had 2 unbiased mechanics say its the lifters. With the cold weather it has gotten worse. How to I quiet those suckers down?

Thanks,
Blue
 






Unless you never change your oil, it's probably your wrist pins. You can try 10W-30. Quited mine down for a while, especially after I was 2K past my 3K oil change... :(
 






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