> I found a casting number on the head, D3VE-A2A. > D0OE-R ( SCJ 429) or a D0VE-xxx 1970 460 head FYI - The first char "D" is decade, the second is year, ie C7xx = '67 D3xx='73, E8xx = '88, F5xx = '95 etc. Model year part was first released.