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IZHJupiter 3
1975
1975
The IZH Jupiter 3, specifically the 1975 model, represents a key point in the evolution of Soviet-era motorcycles. Building upon the Jupiter lineage, it aimed to provide a reliable and relatively powerful machine for the masses. During its time, it directly competed with other motorcycles like the Jawa 350, offering a similar displacement and intended use.
At the heart of the IZH Jupiter 3 lies a 347.0 ccm (21.17 cubic inches) twin-cylinder, two-stroke engine. This configuration provided ample power for its intended purpose. The motorcycle boasts a top speed of 120.0 km/h (74.6 mph), making it suitable for both commuting and longer journeys. With a fuel capacity of 18.00 litres (4.76 US gallons), it offered a decent range before requiring refueling. The two-stroke design, while simple, required careful maintenance and oil mixing with the fuel.
The riding experience on the IZH Jupiter 3 is characterized by its upright stance, typical of standard motorcycles of the era. The seat is adequate for shorter rides, but longer journeys might reveal its limitations in terms of comfort. The suspension, while functional, is basic and not designed for particularly rough terrain. The handling is predictable, although the motorcycle's weight can be felt, especially at lower speeds. The engine's two-stroke nature means the power delivery is somewhat abrupt, requiring careful throttle control.
The IZH Jupiter 3 from 1975 appeals primarily to motorcycle enthusiasts interested in vintage Soviet bikes or those seeking an affordable and mechanically simple machine for restoration projects. Its straightforward design makes it relatively easy to work on, and parts are generally available, though perhaps not as readily as for more common models. The IZH Jupiter 3 offers a glimpse into the motorcycling landscape of the Soviet Union, providing a unique and characterful riding experience for those who appreciate its historical significance and functional simplicity.
✅ Why buy this bike?
• Simple, robust design makes it relatively easy to maintain and repair, even with limited mechanical experience, crucial for remote areas. • Affordable purchase price, especially compared to contemporary Western or Japanese motorcycles, making it accessible to a wider audience. • Good torque at low RPMs allows for decent pulling power, useful for carrying loads or navigating challenging terrain, despite limited horsepower. • Relatively comfortable riding position for longer journeys, especially considering its age and intended use as a utilitarian vehicle. • Parts are readily available and inexpensive, even today, due to its widespread production and presence in Eastern Europe and surrounding regions. • Its two-stroke engine delivers a distinctive sound and character, appealing to riders who appreciate vintage motorcycles and their unique charm.⚠️ Things to consider
• The two-stroke engine is relatively fuel-inefficient, requiring frequent refueling compared to modern four-stroke motorcycles of similar displacement. • Requires pre-mixing oil with gasoline, adding complexity and potential for errors if the mixture is not correct, leading to engine damage. • The electrical system is notoriously unreliable, often requiring upgrades or modifications to ensure consistent starting and lighting performance. • Handling can be unpredictable, particularly at higher speeds, due to the outdated suspension design and flexible frame, demanding careful riding. • Produces high levels of exhaust emissions, contributing to air pollution and potentially violating modern environmental regulations in some areas.Rule of thumb: under 125cc / 15HP → A1, under 47HP → A2, above → A.
Estimated average for 347cc class: 45-60 mpg (4.0-5.5 L/100km)
⛽ Tank: 18.00 litres (4.76 US gallons)
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