PONTIAC SUNFIRE CYLINDER HEAD REPLACE/REMOVE

I Ended Up Taking The Head Off And Stripping It Bare. The Valves I'm Going To Clean And Also Reuse Everything But Not The Remaining...

From The Engine In A Pattern About Ever Second When Idling? Ex. Psht, Psht, Psht With Some Help I Took On The Task Of Replacing The Engine...

I Need To Know If You Have To Change The Heads If You Put A Motor From A 2000 Model Sunfire Into A 1997 Sunfire