Valve Cover Gasket Job...
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Junior Member
Joined: Apr 2012
Posts: 34
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Year: 1999
Model: Cherokee
Engine: I6
About to do my first valve cover gasket job on my I6. I bought a nice Felpro gasket. Do I need to add gasket sealant as well or that not necessary? Thanks
Junior Member
Joined: Sep 2012
Posts: 45
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From: Arkansas
Year: 1994
Model: Cherokee
Engine: 4.0l
You can, just so you can stick it in place, but i wouldnt, its a new gasket, just think, if you put too much on it, its going to squeeze inside the valve cover and itll be floating around in your oil.
I would Put a little grey silicone on the head side of the gasket, literally just a little bit on your finger and smear a thin layer across the gasket. It will help to hold the gasket in place while you mount the valve cover and it will help with the sealing.
A smidgen of silicone will give you that extra insurance on oil leaks and will still allow the gasket to be reused, just don't go overboard.
A smidgen of silicone will give you that extra insurance on oil leaks and will still allow the gasket to be reused, just don't go overboard.
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CF Veteran
Joined: May 2011
Posts: 2,135
Likes: 1
From: Santa Rosa, California
Year: 1987 Comanche,1990
Model: Cherokee
Engine: 4.0L Renix
No gasket spray needed for plastic felpro. Just did mine month ago and working like a champ. The hardest part, for me, was tightening the rear bolt.
CF Veteran
Joined: Oct 2011
Posts: 4,440
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From: Seal Beach, CA
Year: 1996
Model: Cherokee
Engine: 4.0 HO Straight Six
CF Veteran
Joined: Aug 2010
Posts: 8,357
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From: Canton, MI
Year: 1999
Model: Cherokee
Engine: 4.0
It will puke its guts out without that rear bolt in and tightened down. Use a 1/4 drive universal with a 3/8 socket and an extension. Be aware that the hole at the back left is a shallow blind hole and if you put a 1" bolt in there it will bottom out before it tightens down. I tossed all the OEM bolts and bought 1/4-20 X 3/4" flange head bolts to use (Except the three middle ones on the right side.
If you clean the cylinder head surface off real good you won't need any sealant when using the OEM or Felpro gasket. Make sure you use new gommets.
Torque is only 85 inch/pounds.
If you clean the cylinder head surface off real good you won't need any sealant when using the OEM or Felpro gasket. Make sure you use new gommets.
Torque is only 85 inch/pounds.
CF Veteran
Joined: May 2011
Posts: 2,135
Likes: 1
From: Santa Rosa, California
Year: 1987 Comanche,1990
Model: Cherokee
Engine: 4.0L Renix
Thread Starter
Junior Member
Joined: Apr 2012
Posts: 34
Likes: 0
Year: 1999
Model: Cherokee
Engine: I6
I got that last screw in. However, I didn't use the new plastic grommets. The existing ones looked pretty good. I guess time will tell if that was big mistake.
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