Theres no mark to line dizzy pulley up to.

[RetroMk1]

Done a few jobs on the coz today and will be going back together tomorrow, where does the dizzy pulley line up to, i can see the arrow on the pulley but...

[M K]

I am using a wrc/grp a bung similar to the pic below but i dont have the retaining bolt down metal piece, i assume as its old looking its the original...