500 Yankee

Bore x stroke

72.0 x 60.0 mm (2.8 x 2.4 inches)

Category

Allround

Compression

8.1:1

Cooling system

Air

Displacement

488.0 ccm (29.78 cubic inches)

Engine type

Twin, two-stroke

Front brakes

Single disc

Front tire

3.25-19

Fuel capacity

18.00 litres (4.76 US gallons)

Fuel control

Port control

Gearbox

6-speed

Model name

OSSA 500 Yankee

Power

58.0 HP (42.3 kW)) @ 7500 RPM

Rear brakes

Single disc

Rear tire

4.00-18

Top speed

185.0 km/h (115.0 mph)

Transmission type

Chain (final drive)

Weight incl. oil, gas, etc

168.0 kg (370.4 pounds)

Year

1978