Naked Motorcycles
1987IZH Jupiter 4
18 fields on record
The 1987 IZH Jupiter 4 is a Soviet-built cruiser suited to riders seeking affordable, accessible motorcycle ownership. Its air-cooled 350cc twin-cylinder engine delivers modest 27 horsepower with characterful simplicity. Best known for reliable budget cruising and easy maintenance, it remains a practical choice for casual riders prioritizing value over performance.
- Capacity
- 350.0 ccm
- Engine
- Parallel Twin, two-stroke
- Gearbox
- 4-speed
- Wet weight
- 180.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 27.0 HP (19.9 kW) @ 6000 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It's built for leisurely nostalgic rides and short local trips rather than performance or long-distance touring.
- Built for
- This is a charmingly old-school Soviet-era cruiser with a rugged, no-frills mechanical simplicity and modest air-cooled two-stroke twin power.
- Not ideal for
- It's not suitable for riders wanting modern performance, high-speed touring, or serious off-road capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 350.0 ccm
- Power
- 27.0 HP (19.9 kW) @ 6000 RPM
- Engine type
- Parallel Twin, two-stroke
- Power/weight ratio
- 0.1500 HP/kg (wet)
- Bore x stroke
- 62.0 x 58.0 mm
- Compression
- 9.5:1
- Cooling system
- Air
- Torque
- Not on record - add it
Transmission
- Gearbox
- 4-speed
- Transmission type
- Manual
- Final drive
- Chain
Performance
- Top speed
- 125.0 km/h (77.7 mph)
Dimensions & weight
Brakes & wheels
- Front brakes
- Expanding brake
- Rear brakes
- Expanding brake
- Front tyre
- 3.50-18
- Rear tyre
- 3.50-18
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 1984 | 1985 | 1986 | 1987 |
|---|---|---|---|---|
| Capacity | 350 cc | 350 cc | 350 cc | 350 cc |
| Fuel capacity | 17 L | 17 L | 17 L | 17 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the IZH Jupiter 4?
The 1987 IZH Jupiter 4 has a Capacity of 350.0 ccm (21.36 cubic inches).
What engine power does the IZH Jupiter 4 have?
The 1987 IZH Jupiter 4 has a Power of 27.0 HP (19.9 kW) @ 6000 RPM.
How many gears does the IZH Jupiter 4 have?
The 1987 IZH Jupiter 4 has a Gearbox of 4-speed.
How much does the IZH Jupiter 4 weigh?
The 1987 IZH Jupiter 4 has a Wet weight of 180.0 kg (396.8 pounds).
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