Polini Hi-Speed 

Features

• Application: Scooters with Piaggio 50 cc 2-stroke engine (long case)

• Weight: approx. 0.99 kg

• Material: Metal and plastic components

Scope of delivery

• Variator

• V-belt

• 2 counterpressure springs

• 2 roller sets (19 × 15.5 mm – 5.0 g / 6.3 g)

• Evo sliders / sliding pieces

Some scooters equipped with old Piaggio engines may have a longer piston pin than the usual one. To solve this problem you have to remove the original shim 16mm long and place one of 4mm thick.