http://www.rpw.it Comprehensive website with manuals and technical information. The main page has photos of tidy rebuilds and restorations.
http://www.alzavalvole.it/manuali-moto-d-epoca.html An assortment of manuals and literature for some important marques. An added bonus is the detailed list of electrical diagrams and technical information towards the bottom of the page. This dell’orto carburetor pdf. file is a must have for an Italian single owner http://www.alzavalvole.it/files/carburatori-dell-orto-regolazione-carburatori.pdf