Try our re-instated info resource - "Aladdin's Cave" (Main menu)- sorry it's taken so long to fix
I thought that the F2 had bigger diameter fork tubes
EB, David Silver sells tappet caps and Honda CBX1000 Yokes are a straight swap, cheers Mark.https://www.davidsilverspares.co.uk/CB750K2-FOUR-1972/part_105133/