1951 Vincent Comet

Description

OFFERED WITHOUT RESERVE

Produced by Vincent HRD, the British-built Vincent Comet was part of the Series C lineup, which also included the famous Black Shadow and Rapide models. The Comet, however, was unique in its own right, featuring a 499cc single-cylinder engine, which was a departure from the twin-cylinder engines used in its more powerful siblings. 

The Comet's engine was designed with a high camshaft and overhead valve (OHV) configuration, providing a balance of performance and reliability. This engine was capable of producing around 28 horsepower, which was quite impressive for a single-cylinder bike of its time. The motorcycle also featured Vincent's innovative "Girdraulic" front fork, a combination of girder and hydraulic suspension, which offered superior handling and comfort compared to traditional designs. 

One of the standout features of the Comet was its frame, which integrated the oil tank into the backbone, reducing weight and improving rigidity. This design also allowed the engine to be a stressed member of the frame, enhancing the bike's overall stability and performance. 

Highlights 

• Finished in black paint with gold accents and badges 

• Powered by an air-cooled 499cc single-cylinder engine rated at 28 horsepower 

• Burman BAP four-speed manual transmission

• Upgrades/maintenance since December 2023: 

  • Fuel tank cleaned and given new lining 

  • Fresh oil 

  • Fresh transmission fluid 

  • New battery 

  • Complete safety check 

• The chassis number (RC18608) decodes as: 

  • RC1 – Series C Comet with 499cc single-cylinder engine 

  • 8608 – Production number (Stevenage, Hertfordshire, plant) 

Features 

• Smith 120 mph speedometer with odometer 

• Lucas amps gauge built into single headlamp 

• Blank front fender plate 

• 3.5 gallon fuel tank 

• Avon Speedmaster tires: 3.0-20 front, 3.50-19 rear 

• Heroes Motors plate in rear 

Known Imperfections 

• Light paint imperfections commensurate with the age of the vehicle 

• Tires show age 

Included 

• Copy of recent service invoice 

Ownership History 

This 1951 Vincent Comet was purchased by its current owner in 2018. During eight years of ownership, this bike has resided within climate-controlled storage, where it has been ridden sparingly while remaining on a consistent start-up schedule. 

Additional Notes  

A Broad Arrow Auctions Specialist is working as an agent on behalf of the owner of this vehicle. Broad Arrow Auctions is a wholly owned subsidiary of Hagerty. 

Contact: Blake Wingrove Phone: 616.822.8589 email: bwingrove@hagerty.com