Yamaha RD250: review, history, specs
Manufacturer | Yamaha |
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Also called | RD250, RD250LC |
Production | 1973 - 1975 |
Class | Classic |
Engine | two cylinder boxer, two-stroke |
Bore / Stroke | 54.0mm x 54.0mm |
Compression ratio | 7.5:1 |
Top speed | 101 mph (163 km/h) |
Horse Power | 37.15 HP (27.7 KW) @ 8500RPM |
Sparkplug | NGK B8HS 73-75 |
Battery | YUASA 12N5-5A-3B 73-75 |
Transmission | Gear box: 6-speed Final Drive: chain |
Brakes | Front: single disc Rear: expanding brake |
Front Tire | 3.00-18 |
Rear Tire | 3.50-18 |
Weight | (dry), 158.0 kg (wet) |
Fuel capacity | 4.49 Gallon (17.00 Liters) |
Related | Yamaha RD350 |
Competition | Honda CB175/CB350 Kawasaki S1 Suzuki T250R and T250J |
Manuals | Service Manual |
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The Yamaha RD250 was a two cylinder boxer, two-stroke Classic motorcycle produced by Yamaha between 1973 and 1985. It could reach a top speed of 101 mph (163 km/h). Claimed horsepower was 37.15 HP (27.7 KW) @ 8500 RPM.
Engine
The engine was a liquid cooled two cylinder boxer, two-stroke. A 54.0mm bore x 54.0mm stroke result in a displacement of just 250.0 cubic centimeters. Fuel was supplied via a membrane & power valve.
Drive
The bike has a 6-speed transmission.
Chassis
It came with a 3.00-18 front tire and a 3.50-18 rear tire. Stopping was achieved via single disc in the front and a expanding brake in the rear. The RD250 was fitted with a 4.49 Gallon (17.00 Liters) fuel tank.
The Yamaha RD250 is a motorcycle produced by Yamaha from 1973 to 1975.
1973
1974
1975
1973 - 1980 Yamaha RD 250
The 1973 Yamaha RD 250 is an air-cooled two-cylinder two-stroke motorcycle of the Japanese manufacturer
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