Here're 2 videos:

Camshaft running in (is it the correct technical word?) at 2500rpm for 25 minutes:



Then, a small start. The fuel pump is noisy but broke the same day. It has been replaced by a more quit one from "Facet". As you'll notice, there's a small pop at the beginning but we have to set correctly the carb:



PS: yes, we can have sun in Europe