HEad cc's the same?

Are the 93-96 Vtec head's the same CC has the 97-01? Just curious b/c I have a 01 h22a4 block and I am going to be slappin a redone 93 vtec h22a1 head on it. Any complications/issues???
Also how thick is the stock Head gasket? and whats a good one to get.