Minibikes
2014Polini X1R H2O
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The 2014 Polini X1R H2O is a liquid-cooled mini motocross bike from the Italian tuning specialist Polini. Its 49.3cc single drives a chain final drive. A low 600 mm seat, 43 kg dry weight and a 3-litre tank make it a quick, competitive bike for young racers.
- Capacity
- 49.3 ccm
- Engine
- Single, two-stroke
- Gearbox
- 4-speed
- Dry weight
- 43.0 kg
- Seat height
- 600 mm
- Power
- 5.4 HP (4.0 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built as a tiny high-revving two-stroke pit bike or minibike racer for closed circuits, garden tracks, and playful cross riding rather than any kind of road use.
- Built for
- A tiny, high-strung two-stroke go-kart on wheels that rewards aggressive body positioning, quick throttle inputs, and a playful, flickable riding style.
- Not ideal for
- It is not suitable for anyone wanting a comfortable, stable, or practical machine for daily commuting, road riding, or long-distance touring.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 49.3 ccm
- Power
- 5.4 HP (4.0 kW)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.1256 HP/kg (dry)
- Bore x stroke
- 40.0 x 39.3 mm
- Compression
- 15.2:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Kick
- Ignition
- Electronic
Transmission
- Gearbox
- 4-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Centrifuge
Dimensions & weight
- Wheelbase
- 900 mm
- Seat height
- 600 mm
- Dry weight
- 43.0 kg
- Fuel capacity
- 3.00 litres
Chassis & suspension
- Front suspension
- Paioli, 33 mm
- Rear suspension
- Paioli monoshock
Brakes & wheels
- Front brakes
- Expanding brake (drum brake). Hydraulic
- Front brakes diameter
- 160 mm
- Rear brakes
- Expanding brake (drum brake). Hydraulic
- Rear brakes diameter
- 140 mm
- Front tyre
- 2.50-10
- Rear tyre
- 2.75-10
Other
- Color options
- Blue/white
Specs last verified against published sources: .
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 | 2010 | 2012 | 2013 | 2014 | 2015 | 2016 |
|---|---|---|---|---|---|---|
| Capacity | 49 cc | 49 cc | 49 cc | 49 cc | 49 cc | 50 cc |
| Dry weight | 43 kg | 43 kg | 43 kg | 43 kg | 43 kg | 43 kg |
| Seat height | 600 mm | 600 mm | 600 mm | 600 mm | 600 mm | 630 mm |
| Fuel capacity | 3 L | 3 L | 3 L | 3 L | 3 L | 3 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 Polini X1R H2O?
The 2014 Polini X1R H2O has a Capacity of 49.3 ccm (3.01 cubic inches).
What engine power does the Polini X1R H2O have?
The 2014 Polini X1R H2O has a Power of 5.4 HP (4.0 kW).
How many gears does the Polini X1R H2O have?
The 2014 Polini X1R H2O has a Gearbox of 4-speed.
How much does the Polini X1R H2O weigh?
The 2014 Polini X1R H2O has a Dry weight of 43.0 kg (94.8 pounds).
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