Ariel W-NG 350: history, specs, pictures

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Ariel W-NG 350
Production 1940 - 1944
single cylinder, four-stroke
Bore / Stroke 72.0mm x 85.0mm
Horsepower 16.63 HP (12.4 KW) @ 5800RPM
Fuel System carburetor
Ignition coil
Transmission Gear box: 4-speed
Final Drive: chain
Suspension Front: grider fork
Rear: rigid
Brakes Front: expanding brake (drum brake)
Rear: expanding brake (drum brake)
Front Tire 3.25-19
Rear Tire 3.25-19
Length 83.86 inches (2130 mm)
Weight 372.58 pounds (169.0 Kg) (dry),
Oil Capacity 0.61 Gallon (2.30 Liters)
Fuel Capacity 3.17 Gallon (12.00 Liters)
Manuals Service Manual

The Ariel W-NG 350 was a single cylinder, four-stroke standard produced by Ariel between 1940 and 1944. Claimed horsepower was 16.63 HP (12.4 KW) @ 5800 RPM.


The engine was a air cooled single cylinder, four-stroke. A 72.0mm bore x 85.0mm stroke result in a displacement of just 346.0 cubic centimeters. Fuel was supplied via a overhead valves (ohv).


The bike has a 4-speed transmission.


It came with a 3.25-19 front tire and a 3.25-19 rear tire. Stopping was achieved via expanding brake (drum brake) in the front and a expanding brake (drum brake) in the rear. The front suspension was a grider fork while the rear was equipped with a rigid. The W-NG 350 was fitted with a 3.17 Gallon (12.00 Liters) fuel tank. The bike weighed just 372.58 pounds (169.0 Kg).