Naked Motorcycles
1985Benelli 354 Sport II
19 fields on record
The 1985 Benelli 354 Sport II is a rare four-cylinder 350 roadster from Benelli's classic era. Its 345cc air-cooled inline-four makes 27 hp, with a 15.5-litre tank and a 153 km/h top speed.
- Capacity
- 345.0 ccm
- Engine
- In-line four
- Gearbox
- 5-speed
- Wet weight
- 181.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 27.0 HP (19.9 kW) @ 9500 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It suits leisurely rides, weekend outings, and collectors who value its quirky in-line four-cylinder engineering over outright speed.
- Built for
- A charming, mechanically distinctive classic with a small-bore four-cylinder engine that rewards riders who enjoy revving it out rather than relying on torque.
- Not ideal for
- It is not suited for riders seeking highway speed, long-distance touring comfort, or any kind of 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
- 345.0 ccm
- Power
- 27.0 HP (19.9 kW) @ 9500 RPM
- Engine type
- In-line four
- Power/weight ratio
- 0.1492 HP/kg (wet)
- Bore x stroke
- 50.0 x 44.0 mm
- Compression
- 10.2:1
- Cooling system
- Air
- Valves per cylinder
- 2
- Torque
- Not on record - add it
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
Performance
- Top speed
- 153.0 km/h (95.1 mph)
Dimensions & weight
Brakes & wheels
- Front brakes
- Dual disc
- Rear brakes
- Single disc
- Front tyre
- 3.00-18
- Rear tyre
- 3.25-18
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 |
|---|---|---|
| Capacity | 345 cc | 345 cc |
| Fuel capacity | 15.5 L | 15.5 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 Benelli 354 Sport II?
The 1985 Benelli 354 Sport II has a Capacity of 345.0 ccm (21.05 cubic inches).
What engine power does the Benelli 354 Sport II have?
The 1985 Benelli 354 Sport II has a Power of 27.0 HP (19.9 kW) @ 9500 RPM.
How many gears does the Benelli 354 Sport II have?
The 1985 Benelli 354 Sport II has a Gearbox of 5-speed.
How much does the Benelli 354 Sport II weigh?
The 1985 Benelli 354 Sport II has a Wet weight of 181.0 kg (399.0 pounds).
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