You may be in over your head dude.
An mhg= metal head gasket
hks= brand of metal head gasket.
Not the cheapest shite around.
My 2.mm hks stopper mhg was right around 350 cash.
You need to do some research urgently.
Because this is a real good way for you to waste a car, not knowing what you are doing,
www.horsepowerfreaks.com
These guys have everything you need except for the torque wrench.