Valve Cover Gasket replacement Subaru WRX:

Valve Cover Gasket replacement Subaru WRX/STi:

6.)  Once your valve cover comes off, it should look like this picture below. Remember to run your finger along the lines where the gasket should be sitting, check for any old gasket pieces that might have broken off and gotten stuck. You want a nice gasket in there and to sit flush.

Valve cover gasket: The valve cover removed.
Valve cover gasket: The valve cover removed.

7.)  Clean the valve cover with engine de-greaser (both sides, in and out), spray a lot on it, and use a steel brush to clean it off if you need too.

Valve cover gasket: Clean the valve covers and make sure the valve cover gasket indent is cleaned out.
Valve cover gasket: Clean the valve covers and make sure the valve cover gasket indent is cleaned out.

8.) When applying the sealant, make sure you have a nice thick line going all around. Let it sit for about 10 minutes. Then, put the valve cover gaskets in. Push them down a little by running your finger along the valve cover gaskets. Also apply a thick line of sealant along the gasket once it was set in, so it seals Head->Gasket.

Valve cover gasket: Apply the Genuine Subaru sealant on these sections.
Valve cover gasket: Apply the Genuine Subaru sealant on these sections.

9.) Retrace these steps to put the valve cover back on. When putting the bolts back onto the valve cover….be extremely cautious. If you over tourqe these bolts, it will cross-read and destroy your head. Only screw then with one or two finger until it comes to a complete stop. For those with a torque wrench that has a meter, good luck with getting the bottom three.

Valve cover gasket: Follow this picture when tightening down the valve cover gasket bolts.
Valve cover gasket: Follow this picture when tightening down the valve cover gasket bolts.

Valve cover gasket:

Subaru 13272AA140 Valve Cover Gasket, Left

Subaru 13270AA190 Valve Cover Gasket, Right

Gasket sealant: (Use Genunine Subaru gasket bonding sealant.)

Genuine Subaru OEM Fujibond 004403007