Timing probably isn't that bad, sync'n the carbs (8) I would imagine is a real test of patience. 4 Kehin carbs can be a challenge on a bike, 8 has GOT to be fun
I've actually been trying to find some info about this engine set up, just to know what all was involved ( cam grind, what other mods, yadda yadda.....) so far this is all I've found, I saw the pictures a few weeks agon on another website.