A ahammonds31 CB750 New member Messages 3 Reaction score 0 Points 1 Location United States Jul 13, 2015 #1 Any idea on what year engine this is. The numbers are cb750e-1074726
dirtdigger Moderator Staff member Top Contributor Messages 3,779 Reaction score 280 Points 83 Location US Jul 13, 2015 #2 Its a K1, could have been 70 or 71, the early years of the 750 kind of ran together.