My Explorer Sport is a 2000 year model with 40,000
miles. I have not had a tapping or any engine
problems. I do hope that there is nothing serious
wrong...have you tried higher octane gas? David



--- crswerd <chrisw@...> wrote:
> Hello,
>
> I own a 2001 Explorer Sport 4.0 SOHC and lately I
> noticed at start
> ups I will hear a tapping noise very similar to
> valves tapping when
> automatic gear shifts into OD. This especially
> happens if I kick
> down a gear to pass. If anyone knows what the cause
> may be, I would
> really appreciate it. It only has 25,000 miles on
> it, so that is why
> it makes me nervous. Even though it is under
> warranty, i would still
> like to get a good opinion, or see if others have
> experienced this.
>
> Thanx!
>
>


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