Home WORLD Excelsior 4hp 1922 550cc One Cylinder Sv Blackburne

Excelsior 4hp 1922 550cc One Cylinder Sv Blackburne


This sturdy bike is equipped with a 548cc Blackburne engine, heavy duty four bolt Sturmey Archer three speed gearbox, senspray carburetor and a massive flywheel to make sure that the engine runs very smooth. Special feature on this bike is the three bolt detachable cylinder head.

source/image(PrtSc): classic-motorcycle.com

This fine running chain-cum-belt Excelsior has been restored to highest possible standard the paint is perfect and the stripping is painted as well how it should be. The white paint gives the motorcycle a noble appearance.

Excelsior, based in Coventry, was a British bicycle, motorcycle and car maker. They were Britain’s first motorcycle manufacturer, starting production of their own ‘motor-bicycle’ in 1896.


Originally a bicycle company making penny-farthings in 1874 under their original name: Bayliss, Thomas and Co, they later sold bicycles under the names of Excelsior and Eureka and changed the company name to Excelsior Motor Co. in 1910.

  • Manufacturer: Excelsior
  • Model: 4 ¼hp
  • Year: c. 1922
  • Displacement: 548 ccm
  • Cylinder: 1 Blackburne
  • Engine type: 4-stroke / sv
  • Bore / Stroke: 85 x 97 mm
  • Power: 14hp @ 3600 RPM
  • Compression Ratio: 1:4.8