you cut a grove around the deck abit smaller wire to hold it like 039 wire then when thats done you can blue the head deck side lay it on with the o ring installed this will make a print out were to cut the groove in the head needs to be abit bigger then the goove cut for the o ring in the deck there is other ways to do the head but this should work the best this for how hi the wire needs to be that has some to do with the how thick of a head gasket you use 500 just to cut the orings for the deck? to bad you do not live in mich you could drop if off and i could do it for you