Polini Performance Transmission Kit for Piaggio 50cc 4 Stroke Scooters with the iGET 3 Valve Engine. This kit is designed to improve acceleration on stock, untuned scooters.
Includes Variator, Ramp Plate, Slides, Variator Boss, 19×15.5 Roller Weights in 4.3g and 7g, Clutch Springs and Torque Spring. Fits the following 4 stroke models:
- Piaggio: Liberty 50 3v, Liberty Sport 3v (2015-2017)
- Vespa: Primavera 50 3v, Sprint 50 3v (2017-2018)
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