



Products reserved exclusively for competitions in designated areas in accordance with the provisions of the relevant sports authorities. We accept no responsibility for inappropriate use.
The POLINI cylinder kit (manufacturer reference 140.0133/10) is designed for engine preparations for track use. Created for 50 cc scooters seeking reliable performance under demanding conditions, this kit consists of a robust cast iron cylinder, a cylinder head, and a piston pin Ø12 mm.
Ideal for tuners and riders participating in track competitions, this kit offers an equipment solution tailored to the thermal and mechanical constraints of racing. Installation and adjustments should be performed by a professional or an experienced mechanic to ensure proper assembly and optimal safety.
Common compatibilities: PIAGGIO BRAVO (2000–2001, 50 cc) and PIAGGIO SI (1986, 50 cc). Check compatibility with your model before purchase.