Model: Yamaha YDS3 Year: 1964-1967 Owner: Allan Shires
Handling was improved over the previous model. Testers were enthusiatic over the searing acceleration. With a bore and stroke of 56x50mm, the motor had a capacity of 246cc. Compression ration at 7.5:1 gave 28 bhp at 8000 rpm. Lubrication was by Autolube and the machine weighed 350 lbs.

Photograph taken at the National Motorcycle Museum of Australia


Image courtesy Mike Kelley, Chapter President, Maryland VRAMaryland VRA