Has anyone built a DIY copy of the Norton Domiracer? Wondering how difficult it would be considering they only made 50 of them.

https://i.redd.it/ktguzra42f911.jpg via /r/CafeRacers https://www.reddit.com/r/CafeRacers/comments/8y59i2/has_anyone_built_a_diy_copy_of_the_norton/?utm_source=ifttt