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MotoLibrary Score
39/100Commuter
Power/Weight
0.28 hp/kg
Top Speed
80 km/h
Engine
40 ccm
Technical Overview
2005 Polini 911 AIR Technical Analysis & Specification Breakdown
Engineered by Polini for the minibike, sport motorcycle segment, the 2005 Polini 911 AIR relies on a 39.7 cc (2.4 cu in) single cylinder, two-stroke powerplant. In factory specification, peak output is rated at 6.2 HP (4.5 kW). Internal engine geometry specifies a bore and stroke of 36.0 x 39.0 mm (1.4 x 1.5 inches).
On the scales, the 911 AIR measures 22 kg (49 lbs) dry. Rider ergonomics and chassis geometry center around a 455 mm (17.9 in) seat height — giving shorter riders and urban commuters confident flat-foot reach at traffic stops.
Standover Height
455 mm (17.9 in)
Engine
Displacement39.7 ccm (2.42 cubic inches)
Engine TypeSingle cylinder, two-stroke
Engine DetailsSingle cylinder, two-stroke
Power6.2 HP (4.5 kW))
Bore x Stroke36.0 x 39.0 mm (1.4 x 1.5 inches)
Fuel SystemCarburettor
Transmission
ClutchDry with centrifugal counter weights
Performance
Top Speed80.0 km/h (49.7 mph)
Chassis
Frame TypeReinforced die cast light alloy
Dimensions & Weight
Dry Weight22.0 kg (48.5 pounds)
Power/Weight0.2818 HP/kg
Seat Height455 mm (17.9 inches) If adjustable, lowest setting.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
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Seat Height
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Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
