Variateur POLINI Hi-Speed

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.