D CODE 65's
 

i dont exactly know what a d code came with so if you know any thing about them, or a site where i can go, let me know thanks.

The D-code was the early 65 (some call them 64 1/2) 4V 289. It was rated at 210hp, had 54cc chambers and 1.67/1.45 valves. Hope this is helpful.