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leaking oil after replacing gasket

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Old Mar 21, 2014 | 06:54 AM
  #1  
XJCherokee182's Avatar
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From: Wabash, IN
Year: 1998
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Engine: 4.0L i6
Default leaking oil after replacing gasket

Well around 2-3 months ago I replaced my head gasket and it stopped leaking. Sprayed some "sonofagun" engine degreaser on the engine and cleaned the engine bay up. No more oil anywhere on engine. Now it looks like I might have another oil leak coming from the back of the engine. I know I did the head gasket right... Anyone know what it could be? I don't have any pictures of it right now, but I can get some if need be.
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Old Mar 21, 2014 | 07:10 AM
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From: Canton, MI
Year: 1999
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Originally Posted by XJCherokee182
Well around 2-3 months ago I replaced my head gasket and it stopped leaking. Sprayed some "sonofagun" engine degreaser on the engine and cleaned the engine bay up. No more oil anywhere on engine. Now it looks like I might have another oil leak coming from the back of the engine. I know I did the head gasket right... Anyone know what it could be? I don't have any pictures of it right now, but I can get some if need be.
Could be the valve cover gasket.

Did you use a blue Felpro gasket?

Did you torque the screws down to 87 in./lbs?
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Old Mar 21, 2014 | 08:56 AM
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Are you sure that you replaced the head gasket or are you referring to the valve cover gasket? If it's the valve cover gasket maybe you didn't get a good seal at the rear of the cover.
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Old Mar 21, 2014 | 09:26 AM
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Sorry yeah I meant the valve cover gasket. I can't remember what brand but it was blue lol. I got all the bolts tightened down all the way around to 90 ft/lbs.
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Old Mar 21, 2014 | 09:47 AM
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If you tightened all the bolts to 90ftlbs then that's the problem. They only go to inch lbs. ft lbs means you probably over torqued them. Did you replace all the grommets around where all the bolts go??

Jeff
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Old Mar 21, 2014 | 09:54 AM
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Originally Posted by XJCherokee182
Sorry yeah I meant the valve cover gasket. I can't remember what brand but it was blue lol. I got all the bolts tightened down all the way around to 90 ft/lbs.
The torque is 87 inch/pounds. The torque limiters (tube-like insert) should have been in place in the grommets as well.
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Old Mar 21, 2014 | 10:51 AM
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Originally Posted by XJCherokee182
Sorry yeah I meant the valve cover gasket. I can't remember what brand but it was blue lol. I got all the bolts tightened down all the way around to 90 ft/lbs.
Not possible! You would have snapped every one of them. Even if you went with in/lbs that's to tight and you could have smashed the gasket and caused it to leak.
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