Difference between revisions of "Yamaha DS 7"
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{{Motorcycle | {{Motorcycle | ||
|name = '''Yamaha DS 7''' | |name = '''Yamaha DS 7''' | ||
|aka = | |aka = | ||
|manufacturer = [[Yamaha]] | |manufacturer = [[Yamaha]] | ||
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|ignition = | |ignition = | ||
|spark_plug = | |spark_plug = | ||
|battery = | |battery = | ||
|transmission = Gear box: 5-speed <br> | |transmission = Gear box: 5-speed <br> | ||
Final Drive: [[chain]] <br> | Final Drive: [[chain]] <br> | ||
Revision as of 20:49, 9 November 2019
| 'Yamaha DS 7' | |
| Manufacturer | [[Yamaha]] |
|---|---|
| Production | 1971 - 1972 |
| Engine | twin, two-stroke |
| Bore / Stroke | 54.0mm x 54.0mm |
| Top Speed | 87 mph (140 km/h) |
| Horsepower | 23.47 HP (17.5 KW) @ 7500RPM |
| Transmission | Gear box: 5-speed Final Drive: chain |
| Brakes | Front: expanding brake Rear: expanding brake |
| Front Tire | 3.00-18 |
| Rear Tire | 3.25-18 |
| Weight | 146.0 kg (wet) |
| Fuel Capacity | 3.17 Gallon (12.00 Liters) |
| Manuals | Service Manual |
The Yamaha DS 7 was a twin, two-stroke standard produced by Yamaha between 1971 and 1972. It could reach a top speed of 87 mph (140 km/h). Claimed horsepower was 23.47 HP (17.5 KW) @ 7500 RPM.
Engine
The engine was a air cooled twin, two-stroke. A 54.0mm bore x 54.0mm stroke result in a displacement of just 247.0 cubic centimeters. Fuel was supplied via a port control.
Drive
The bike has a 5-speed transmission.
Chassis
It came with a 3.00-18 front tire and a 3.25-18 rear tire. Stopping was achieved via expanding brake in the front and a expanding brake in the rear. The DS 7 was fitted with a 3.17 Gallon (12.00 Liters) fuel tank.