VOR MX503 Motocross: history, specs, pictures

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VOR MX503 Motocross
Manufacturer
VOR
Also called MX 503 Motocross
Production 2001
Engine
single cylinder, four-stroke
Bore / Stroke 95.0mm x 71.0mm
Horsepower 54.85 HP (40.9 KW) @ 8000RPM
Fuel System carburetor
Transmission Gear box: 5-speed
Final Drive: chain
Brakes Front: single disc
Rear: single disc
Front Tire 90/90-21
Rear Tire 130/90-19
Wheelbase 58.46 inches (1485 mm)
Seat Height 37.01 inches (940 mm)
Weight 240.3 pounds (109.0 Kg) (dry),
Fuel Capacity 2.38 Gallon (9.00 Liters)
Manuals Service Manual


The VOR MX503 Motocross was a single cylinder, four-stroke standard produced by VOR in 2001. Claimed horsepower was 54.85 HP (40.9 KW) @ 8000 RPM.

Engine[edit | edit source]

A 95.0mm bore x 71.0mm stroke result in a displacement of just 503.0 cubic centimeters.

Drive[edit | edit source]

The bike has a 5-speed transmission.

Chassis[edit | edit source]

It came with a 90/90-21 front tire and a 130/90-19 rear tire. Stopping was achieved via single disc in the front and a single disc in the rear. The MX503 Motocross was fitted with a 2.38 Gallon (9.00 Liters) fuel tank. The bike weighed just 240.3 pounds (109.0 Kg). The wheelbase was 58.46 inches (1485 mm) long.