3917291 casting camel hump small block chevy heads. 2.02in intake valves and 1.6in exhaust valves. 64cc combustion chambers. heads are assembled. have umbrella style valve stem seals. no accesory holes. these were taken from a 1968 camaro z28 with 302 sbc according to the previous owner. they appear to have been ported and polished by the previous owner as all ports are smooth. they have been sitting on a shelf for a long time so could be cleaned up some. theyve been painted blue at some point by the previous owner and some of the paint got int othe ports as you can see in the pics. has the stock pressed in studs. only thing wrong is 1 head bolt hole on each head has a small peice broken off. you can see this in the pics. they should still bolt up fine. just be sure to use the washers with the head bolts or studs you use. im asking $800 or best offer, or trade for a 64-66 c10 cab in GOOD shape. pref a cab with small rear window.(rusty floor ok) pics are here. http://new.photos.yahoo.com/williamb82/album/576460762400127181 btw, im in tampa, florida.