I have a 94 but the head gaskets went so i bought a used one from a 96 that was totaled hit in back but i dont trust it so i'm going to rebuild it how far can i bore it out. what is the best rebuild kitor should i buy individual peices. also who makes the best head gaskets is it rue that the 96 has a bee hive spring and if it is is it the same as the ones from comp cams?