hello all just joined this site to get info on my old trump ,,Im building a 66 speedtwin custom problem im having is parts for it like a cylender head or even another doner engine due to this one has wrong head looks like a daytona dual carb but i know the 66 speedtwin was a single carb head ,,reason cause i have the proper manafold and carb but the manafold dont line up to the head thats on it so is there another head or topend that i could use since i cant find the one it needs or am i out of luck ???