Featured Pages Ariba Ariba Supercharged 500cc DOHC Watercooled Four, 1928
Riva FourThree at a Squeeze A confounded contraption
Atlanta DuoDestined for Legend Road Tests of New Models
Wooler 1921
High quality photography of Vintage, Classic and Racing motorcycles. An introduction to his encyclopedic catalogue is available here:
Phil Aynsley's Motorcycle Portfolio
Production years: 1960-1969
Power: 26 CV at 5800 rpm
Capacity: 494cc
Engine: HO Twin, OHV
Transmission: cardan Maximum speed: 140 Km/h
Weight: 195 Kg solo
Number Produced: 19,036
Horizontally Opposed Twin
Examples include BMW, Zundapp and Douglas HO Twins have conrods running on a common crank, with one on the exhaust stroke and the other on inlet.
Shaft Drive
Examples include BMW, Zundapp and Velocette LE Cardan drive eliminates chain and associated mess and maintenance. Often referred to as a "diff", the final drive unit consists of bevel crown and pinion gears.
