In 1932 Bert Collier designed and built a narrow angled 594cc V-Four called the Matchless Silver Hawk motorcycle. The bold engine design was quite sophisticated for the time, and the SilverHawk would be the precursor to the AJS Vee Four several years later. More specs and user manual of Silver Hawk you can see in next overview.



Matchless Silver Hawk specification

General information by Matchless Silver Hawk
Model: Matchless Silver Hawk
Construction period: 1930-1935
Engine: 594cc (50,8 x 73,02 mm) overhead-camshaft v-four, 26 hp, 4-cylinder
Sturmey Archer: 4-speed gearbox hand
Tyres: 3.25 x 19 in front and rear (4x19 in at extra cost), wired on
Frame: Brazed lug tubular construction incorporating cantilever rear suspension
Front forks: Matchless centre spring girders
Brakes: Interconnected 8 in diameter drums, front and rear