Difference between revisions of "Yamaha YAS 1"
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|power = 14.62 HP (10.9 KW) @ 8500RPM | |power = 14.62 HP (10.9 KW) @ 8500RPM | ||
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|fuel_system = | |fuel_system = carburetor | ||
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|spark_plug = | |spark_plug = | ||
Revision as of 00:02, 2 July 2019
| Manufacturer | Yamaha |
|---|---|
| Also called | YAS1 |
| Production | 1970 - 1971 |
| Engine | twin, two-stroke |
| Bore / Stroke | 43.0mm x 43.0mm |
| Top speed | 68 mph (110 km/h) |
| Horse Power | 14.62 HP (10.9 KW) @ 8500RPM |
| Fuel system | carburetor |
| Battery | 7.0:1 |
| Transmission | Gear box: 5-speed Final Drive: chain |
| Brakes | Front: expanding brake Rear: expanding brake (drum brake) |
| Front Tire | 2.25-17 |
| Rear Tire | 2.50-17 |
| Weight | (dry), 105.0 kg (wet) |
| Fuel capacity | 2.51 Gallon (9.50 Liters) |
| Manuals | Service Manual |
| Tech Specs · Brochures · Reviews · Ads · Videos | |
The Yamaha YAS1 was a twin, two-stroke standard produced by Yamaha between 1970 and 1971. It could reach a top speed of 68 mph (110 km/h). Claimed horsepower was 14.62 HP (10.9 KW) @ 8500 RPM.
Engine
The engine was a air cooled twin, two-stroke. A 43.0mm bore x 43.0mm stroke result in a displacement of just 125.0 cubic centimeters. Fuel was supplied via a port control.
Drive
The bike has a 5-speed transmission.
Chassis
It came with a 2.25-17 front tire and a 2.50-17 rear tire. Stopping was achieved via expanding brake in the front and a expanding brake (drum brake) in the rear. The YAS1 was fitted with a 2.51 Gallon (9.50 Liters) fuel tank.