Jawa 90: history, specs, pictures
The Jawa 90 was a single cylinder, two-stroke enduro / offroad motorcycle produced between 1969 and 1971. It could reach a top speed of 59 mph (95 km/h). Max torque was 4.72 ft/lbs (6.4 Nm) @ 5500 RPM. Claimed horsepower was 9.25 HP (6.9 KW) @ 6500 RPM.
EngineEdit
The engine was a air cooled single cylinder, two-stroke. A 48.0mm bore x 49.0mm stroke result in a displacement of just 89.0 cubic centimeters. The engine featured a 8.5:1 compression ratio. Fuel was supplied via a port control.
DriveEdit
The bike has a 5-speed transmission. The final drive was via chain.
ChassisEdit
It came with a 2.50-18 front tire and a 2.75-18 rear tire. Stopping was achieved via expanding brake in the front and a expanding brake in the rear. The 90 was fitted with a 2.77 Gallon (10.50 Liters) fuel tank. The wheelbase was 44.49 inches (1130 mm) long.
In MediaEdit
Jawa 90 | |
Manufacturer | |
---|---|
Also called | 90 Roadster |
Production | 1969 - 1971 |
Class | Road |
Engine | single cylinder, two-stroke |
Bore / Stroke | 48.0mm x 49.0mm |
Top Speed | 59 mph (95 km/h) |
Horsepower | 9.25 HP (6.9 KW) @ 6500RPM |
Torque | 4.72 ft/lbs (6.4 Nm) @ 5500RPM |
Fuel System | carburetor. jikov |
Transmission | Gear box: 5-speed Final Drive: chain |
Brakes | Front: expanding brake Rear: expanding brake |
Front Tire | 2.50-18 |
Rear Tire | 2.75-18 |
Wheelbase | 44.49 inches (1130 mm) |
Length | 75.98 inches (1930 mm) |
Width | 23.62 inches (600 mm) |
Weight | 90.0 kg (wet) |
Fuel Capacity | 2.77 Gallon (10.50 Liters) |
Fuel Consumption | 3.20 liters/100 km (31.3 km/l or 73.51 mpg) |
Manuals | Service Manual |
The Jawa 90 was a single cylinder, two-stroke Road motorcycle produced by Jawa between 1969 and 1971. It could reach a top speed of 59 mph (95 km/h). Max torque was 4.72 ft/lbs (6.4 Nm) @ 5500 RPM. Claimed horsepower was 9.25 HP (6.9 KW) @ 6500 RPM.
EngineEdit
The engine was a air cooled single cylinder, two-stroke. A 48.0mm bore x 49.0mm stroke result in a displacement of just 89.0 cubic centimeters. Fuel was supplied via a port control.
DriveEdit
The bike has a 5-speed transmission.
ChassisEdit
It came with a 2.50-18 front tire and a 2.75-18 rear tire. Stopping was achieved via expanding brake in the front and a expanding brake in the rear. The 90 was fitted with a 2.77 Gallon (10.50 Liters) fuel tank. The wheelbase was 44.49 inches (1130 mm) long.