Valve cover gaskets, timing chain, maybe front and rear main seals. If you do a cam there is a host of gaskets you will need. Front cover gasket, water pump gasket, etc. There is a host of minor maintenance things you could do (which is what Ive been planning to do with the engine and tranny out. You might consider replacing your control arm bushing, lower engine and tranny mount. You could probably get a little insane, just depends on how far and complete you want to be.