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Unread 08-06-2011, 02:29 PM   #1
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1999 XJ Cherokee 
Join Date: Aug 2011
Location: litchfield park, arizona
Posts: 1
4.7 timing chain help

'99 4.7 Just did complete over haul. Had knock,upper right front side. removed front cover and valve cover. turning engine by hand ,I notice right secondary chain goes loose on top side when a cam lobe crosses center and snaps cam snaps forward a little. Chain then slaps against upper guide and makes the knock. engine runs,timing ok tensioner working . Any Ideas. Thanks

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Unread 08-06-2011, 05:00 PM   #2
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Join Date: Dec 2010
Location: hinton, ab
Posts: 7
mine does the same thing every once in awhile it goes away and comes back any simple fix for this?
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Unread 08-06-2011, 10:41 PM   #3
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1997 ZJ 
Join Date: Dec 2006
Location: , Pennsylvania
Posts: 19,796
Ii edited your title to reflect the actual content. In the future please use a title that applies to the content.

More people will help.
'97 zj 5.2, some stuff, some other suff, and some things that even work sometimes.

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Unread 08-07-2011, 05:51 AM   #4
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2000 WJ 
Join Date: Sep 2009
Location: Cross Lanes, WV
Posts: 6,227
are these new chains + tensioners?

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