Minibike, sport · 2004
GR 3 Reverse Minimoto
MotoLibrary Score
53 /100 Balanced
Power/Weight
0.68 hp/kg
Engine
49 ccm
Technical Overview
2004 Polini GR 3 Reverse Minimoto Technical Analysis & Specification Breakdown
Built around Polini's minibike, sport motorcycle platform, the 2004 Polini GR 3 Reverse Minimoto utilizes a 49.3 cc (3 cu in) single cylinder, two-stroke layout. In factory specification, peak output is rated at 13 HP (9.5 kW). Internal engine geometry specifies a bore and stroke of 40.2 x 39.3 mm (1.6 x 1.5 inches) with a 14.0:1 compression ratio.
On the scales, the GR 3 Reverse Minimoto measures 19.2 kg (42 lbs) dry.
Engine
Displacement 49.3 ccm (3.01 cubic inches)
Engine Type Single cylinder, two-stroke
Engine Details Single cylinder, two-stroke
Power 13.0 HP (9.5 kW))
Compression 14.0:1
Bore x Stroke 40.2 x 39.3 mm (1.6 x 1.5 inches)
Fuel System Carburettor
Wheels & Brakes
Front Brakes Single disc
Rear Brakes Single disc
Dimensions & Weight
Dry Weight 19.2 kg (42.3 pounds)
Power/Weight 0.6771 HP/kg
More from Polini
Buying Checklist
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Power
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Weight
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Brakes
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Rider Profile
Who Is This Bike For?
🟢
Beginner
A2 license compatible, manageable power.
🏁
Best For
Sport & Track
⚖️
Handling
Very lightweight — easy to handle
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