Modifications as the owner called Handmade chopper. Yamaha XS650 made this year in 1972 leaving only engine only, the rest in their own custom.
Fuel supplier does not install the original part, but more commonly install carburettor used by speed freak event compete in the fast, especially if not carburettor NSR SP. Ganda cylinder because, of course, there are two carburettor installed.
Framework of concepts and then be made. Calcimine in the semi-shiny red glitter. Tank made of sheet formed teardrop style.