91 accord questions

i have a 91 accord ex with stock f22a4 and was wondering what the block is made of and also if there is a way to bolt on a h22 head on to the block? please let me no.



also if anyone needs parts for an 91 accord let me no

i believe the block is made of aluminum, and no i dont think its possible to put an h22 head on the f22

thank u , i also need to now if it is safe to bolt on a turbo or super. to it with out damage