At Duroy Moto Sport we service all makes and models as well as offer performance modifications.


  • Spark Plugs
  • Belts & Chains
  • Brakes
  • Hoses
  • Full Engine Rebuilds
  • Overall Inspections
  • Valve Adjustments
  • Oil/Fluid/Filter Changes
  • Tire Pressure
  • Compression Tests
  • And much more

Performance Modifications

  • Cylinder Head Porting
  • Fuel Programmers
  • Carb Tuning & Jetting
  • And much more
  • Big Bore Kits
  • Cylinder Porting

Repairs and Performance Modifications

Proudly serving Saint Constant, QC.

Duroy Moto Sport
264 Voie de Desserte de la Route 132
Saint Constant, QC J5A2C9

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