what do you need to change head cover gasket
Should you do it yourself. Replacing a head gasket is not a DIY job, unless the person has plenty of experience, knowledge, and the proper tools. The fact that a person would even ask, How to replace a head gasket, would indicate to some that they should not trying to do that repair.To replace a head gasket you must remove the intake manifold, exhaust manifold, valve train, and then the head.This is very involved and requires disconnecting lots of sensors and the ignition system. If you take the cylinder head off then you might want to replace it with a rebuilt one. 2  Or at least get a valve job done. 3  If you decide to do this yourself ensure you either rent all the tools or purchase them. 4  For the first timers I would recommend a rebuilt head they will run between $150-$300 with a core exchange.