Minibikes
2008Polini 911 GP5
23 fields on record
The 2008 Polini 911 GP5 is a lightweight sport minibike designed for young riders and racing enthusiasts seeking entry-level competition experience. Powered by a 39.9cc two-stroke engine, it delivers sharp throttle response and nimble handling through its latticed frame. The bike is best known for its agility on tight circuits and affordable platform for developing fundamental riding skills.
- Capacity
- 39.9 ccm
- Engine
- Single, two-stroke
- Gearbox
- Not on record
Know it? Add it → - Dry weight
- 22.0 kg
- Seat height
- 460 mm
- Power
- 5.4 HP (4.0 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for minimoto track days and competitive pit-bike racing, where its tiny size and light weight allow extremely tight, fast cornering.
- Built for
- A tiny, high-strung two-stroke racer that rewards aggressive throttle and body-steering technique with go-kart-like agility on tight circuits.
- Not ideal for
- It is not suitable for road use, touring, carrying a passenger, or riders wanting comfort and stability at real-world speeds.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 39.9 ccm
- Power
- 5.4 HP (4.0 kW)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.2455 HP/kg (dry)
- Bore x stroke
- 36.0 x 39.2 mm
- Fuel system
- Carburettor
- Starting
- Kick
- Ignition
- Electronic
Transmission
- Clutch
- Dry with centrifuge counter weights
Dimensions & weight
- Overall length
- 1065 mm
- Overall width
- 240 mm
- Seat height
- 460 mm
- Dry weight
- 22.0 kg
- Fuel capacity
- 1.50 litres
Chassis & suspension
- Frame
- Latticed tubular frame
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 148 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 130 mm
- Front tyre
- 90/65-R6.5
- Rear tyre
- 110/50-R6.5
Other
- Color options
- White/blue
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Polini 911 GP5?
The 2008 Polini 911 GP5 has a Capacity of 39.9 ccm (2.43 cubic inches).
What engine power does the Polini 911 GP5 have?
The 2008 Polini 911 GP5 has a Power of 5.4 HP (4.0 kW).
How much does the Polini 911 GP5 weigh?
The 2008 Polini 911 GP5 has a Dry weight of 22.0 kg (48.5 pounds).
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