Polini 911 GP4R [2013] - Air Cooled 4.2hp
Technical Specifications
Engine 2-stroke monocylinder
Cooling Air
Bore for stroke 36 x 39
Displacement 36.69
Compression Ratio 16.2:1
Carburettor PHBG-15
Ignition Electronic with inductive discharge
Fuel Unleaded with 2% synthetic oil
Intake Reed valve in the crankcase
Starting Pull start with self-winding cable
Clutch Dry centrifuge with counter weights
Frame Latticed tubular frame
Front brake ø 148 mm
Rear brake ø 130 mm
Front tyre 90/65-R6.5
Rear tyre 110/50-R6.5
Tank 2.2 ltr
Weight 22Kg
Length 960 mm
Width 245 mm
Seat height 435 mm


Polini 911 GP4R [2013] Air Cooled 4.2hp