What category is the 1981 Jawa 350 Type 634.6?

The 1981 Jawa 350 Type 634.6 has a Category of Classic.

What is the engine size of the 1981 Jawa 350 Type 634.6?

The 1981 Jawa 350 Type 634.6 has a Capacity: of 343.00 ccm (20.93 cubic inches).

What type of engine does the 1981 Jawa 350 Type 634.6 have?

The 1981 Jawa 350 Type 634.6 has a Engine type of Twin.

What is the engine power of the 1981 Jawa 350 Type 634.6?

The 1981 Jawa 350 Type 634.6 has a Power of 24.00.

Is the 1981 Jawa 350 Type 634.6 air cooled or liquid cooled?

The 1981 Jawa 350 Type 634.6 has a Cooling system of Air.

How many gears does the 1981 Jawa 350 Type 634.6 have?

The 1981 Jawa 350 Type 634.6 has a Gearbox of 4-speed.

How much does the 1981 Jawa 350 Type 634.6 weigh?

The 1981 Jawa 350 Type 634.6 has a Weight incl. oil, gas, etc of 175.0 kg (385.8 pounds).

What is the top speed of the 1981 Jawa 350 Type 634.6?

The 1981 Jawa 350 Type 634.6 has a Top speed of 125.0 km/h (77.7 mph).

Jawa 350 Type 634.6 - 1981 Specifications and Reviews

Name: 1981 Jawa 350 Type 634.6
Brand: Jawa

The 1981 Jawa 350 Type 634.6 is a lightweight classic twin-cylinder motorcycle ideal for riders seeking affordable, reliable transportation with genuine character. Known for its robust 343cc air-cooled engine and nimble handling, this Czech-built machine excels as both a practical commuter and spirited weekend companion for vintage enthusiasts.

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General information
Category	Classic
Year	1981
Model	Jawa 350 Type 634.6
Engine and Transmission Specifications
Transmission typefinal drive	Chain
Gearbox	4-speed
Cooling system	Air
Fuel control	Port control
Bore x stroke	58.0 x 65.0 mm (2.3 x 2.6 inches)
Compression	9.2:1
Power	24.00
Stroke	2
Engine type	Twin
Capacity:	343.00 ccm (20.93 cubic inches)

Physical measures and capacities
Weight incl. oil, gas, etc	175.0 kg (385.8 pounds)
Jawa 350 Type 634.6 dimensions and frame
Rear brakes	Expanding brake
Front brakes	Expanding brake
Rear tyre dimensions	3.50-18
Front tyre dimensions	3.25-18

Speed and acceleration
Top speed	125.0 km/h (77.7 mph)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	17.00 litres (4.49 gallons)

Performance Profile & Rider Fit

24 hp

Peak Power

14.5s

0-60 mph

77.7 mph

Top Speed

Best For

Track10%

City50%

Cornering35%

Daily Riding40%

Touring35%

Passenger30%

Rider Profile

Best For	This is a low-power, drum-braked classic best suited to riders who enjoy a relaxed, mechanically simple machine rather than outright performance, and beginners can handle it but should expect vintage-era handling quirks.
Purpose	It's a lightweight two-stroke twin from the early 1980s built for simple commuting and leisurely cruising rather than speed or long-distance touring.
Rider Fit	The 175 kg weight and modest seat height typical of this era make it easy to manage for most rider sizes, with light clutch and controls typical of small two-stroke twins.
Character	It has the charming, buzzy character of an old-school two-stroke twin, with a narrow power band, distinct exhaust note, and the mechanical honesty of drum brakes and a 4-speed gearbox.
Not Ideal For	It's not for riders wanting modern acceleration, sustained highway speeds, off-road capability, or confident stopping power in emergency braking situations.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.