: >According to Galen Goviers little white book, the casting number is for >any 440 from 1966 thru 1972. This book only goes through 1974 and the >last number for 440 heads is 3769902 and is for a 1964 car. I suspect your >heads are later than this, as the number is higher and this goes from 1962 >untiul 1974. I don't think the heads originally came with this car but I could be wrong on this. Hope this helps. Danno >I really appreciate the info on which car it came out >of. One of the biggest questions I had was what year >and model the engine came out of...