4.7 timing chain help - JeepForum.com
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post #1 of 4 Old 08-06-2011, 02:29 PM Thread Starter
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1999 XJ Cherokee 
Join Date: Aug 2011
Location: litchfield park
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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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post #2 of 4 Old 08-06-2011, 05:00 PM
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Join Date: Dec 2010
Location: hinton
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mine does the same thing every once in awhile it goes away and comes back any simple fix for this?
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post #3 of 4 Old 08-06-2011, 10:41 PM
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1997 ZJ 
Join Date: Dec 2006
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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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post #4 of 4 Old 08-07-2011, 05:51 AM
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2000 WJ 
Join Date: Sep 2009
Location: Cross Lanes
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are these new chains + tensioners?
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