The NSU Pony was a popular motorcycle produced from 1937 to 1953, with 250,000 units made. It had a single cylinder, 2-stroke engine with a capacity of 97 cc and a bore x stroke of 49 x 52 mm. The engine was air/oil cooled with dry sump lubrication and used a 1:25 oil fuel mixture. The clutch was a multi-plate friction clutch, and it had kick start ignition, and a Pradnico-magneto flywheel 6V, 15W Bosch or Noris. The carburetor was initially Amal 68/412 N and later switched to BING AJ 1/14/17 after the war. It had a single steel and chrome exhaust, delivering 2.2 kW / 3 hp at 4700 rpm. It had a 2-speed transmission with gearshift on the tank and a final drive via a chain. The frame was made of round steel pipe, and it measured 1970 mm x 720 mm x 1100 mm (L x W x H). The wheels were initially 26 x 2.25 in and later increased to 26 x 2.50 in. It had a rear brake, replacing the pedals, and a jaw brake in 1938. The wet weight was only 63 kg, and it had a tank capacity of 7.5 l / 2 US gal. It had an average consumption of 2.2 l/100km and a top speed of 55 km/h / 34 mph (previously 60 km/h / 37.3 mph). The source of this information is audi.com and nsu.riders.pl.
Technical specifications:
Make Model: NSU Pony
| Year | 1937 – 53 |
|---|---|
| Production | 250 000 units |
| Engine | Single cylinder, 2 stroke |
| Capacity | 97 cc / 5.9 cub in |
| Bore x Stroke | 49 x 52 mm |
| Cooling | Air/Oil cooled |
| Lubrication | Dry sump |
| Oil Fuel Mixture | 1:25 |
| Clutch | Multi-plate friction clutch |
| Starting | Kick start |
| Ignition | Pradnico -magneto flywheel 6V, 15W Bosch or Noris |
| Carburetor | Amal 68/412 N and after teh war BING AJ 1/14/17 |
| Exhaust System | Single, steel and chrome exhaust |
| Max Power | 2.2 kW / 3 hp @ 4700 rpm |
| Compression Ratio | 1:6 |
| Transmission | 2-speed, gearshift on tank |
| Gear Ratios | 1st 2.91, 2nd 1.76:1 |
| Final Drive | Chain |
| Frame | Round steel pipe |
| Dimensions | Length 1970 mm / 77.6 in. Width 720 mm / 28.3 in. Height 1100 mm / 43.3 in. |
| Wheelbase | 1225 mm / 48.2 in. |
| Wheels | 26 x 2,25 in (from 1952: 26 x 2.50 in) |
| Brakes | Rear. Initially reversing the pedals to engage the rear hub. Replaced in 1938 by internal brake jaw |
| Wet Weight | 63 kg / 139 lbs |
| Tank Capacity | 7.5 l / 2 US gal (from 1952: 9.5 l / 2.5 US gal) |
| Average Consumption | 2.2 l/100km / 45.5 km/l / 106.9 US mpg |
| Top Speed | 55 km/h / 34 mph (from 1937: 60 km/h / 37.3 mph) |
| Source | audi.com, nsu.riders.pl |
