Zündapp KS50 Super Sport type 517-20: history, specs, pictures

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Zündapp KS50 Super Sport type 517-20
Manufacturer
Also called KS 50 Super Sport type 517-20
Production 1971
Engine
single cylinder, two-stroke
Bore / Stroke 39.0mm x 41.8mm
Top Speed 56 mph (90 km/h)
Horsepower 5.9 HP (4.4 KW) @ 8400RPM
Fuel System carburetor. bing 19mm (1/19/36)
Transmission Gear box: 5-speed

Final Drive: chain

Clutch: wet plate
Brakes Front: expanding brake (drum brake)
Rear: expanding brake (drum brake)
Front Tire 17-2.75
Rear Tire 17-2.75
Wheelbase 48.43 inches (1230 mm)
Weight 185.19 pounds (84.0 Kg) (dry), 97.0 kg (wet)
Fuel Capacity 2.56 Gallon (9.70 Liters)
Fuel Consumption 4.50 liters/100 km (22.2 km/l or 52.27 mpg)
Manuals Service Manual


The Zündapp KS50 Super Sport type 517-20 was a single cylinder, two-stroke standard produced by Zündapp in 1971. It could reach a top speed of 56 mph (90 km/h). Claimed horsepower was 5.9 HP (4.4 KW) @ 8400 RPM.

Engine[edit | edit source]

The engine was a air cooled single cylinder, two-stroke. A 39.0mm bore x 41.8mm stroke result in a displacement of just 50.0 cubic centimeters. Fuel was supplied via a port control.

Drive[edit | edit source]

The bike has a 5-speed transmission. Power was moderated via the wet plate.

Chassis[edit | edit source]

It came with a 17-2.75 front tire and a 17-2.75 rear tire. Stopping was achieved via expanding brake (drum brake) in the front and a expanding brake (drum brake) in the rear. The KS50 Super Sport type 517-20 was fitted with a 2.56 Gallon (9.70 Liters) fuel tank. The bike weighed just 185.19 pounds (84.0 Kg). The wheelbase was 48.43 inches (1230 mm) long.