Some MARUSHO Motorcycle Service Manuals PDF above the page - 500 Magnum.
There's a typical classic motorcycle with a limited edition of 600 copies, of which, it is believed, about 150 have survived to this day.
The founder of Marusho, Masashi Ito, a former student of Soichiro Honda, although he did not experience the same success, his motorcycles were reliable and well designed.
Decades later, it will be a good investment.