1977 Yamaha XS1000 Four Preview - Yamaha joins the one-liter club.

Yamaha's 1000cc four-cylinder four-stroke was the best kept secret among all the new 1977 models. We knew the company was developing a one-liter machine, but we didn't expect to see it so soon after the introduction of the firm's 750 triple. The XS1000 may turn out to be the fastest motorcycle you can buy...

XS-1000

1977 Yamaha XS1000 Four Preview - Yamaha joins the one-liter club 2-Page Article available at www.DadsVintageAds.com