Cylinder Kit Polini Racing 130cc (d=57mm) Vespa 125 Primavera

Polini is one of the big names in 50cc scooter tuning, and is also one of the leading manufacturers of tuning parts for Vespa, modern and vintage. Cylinders, intake manifolds, exhausts, air filters, carburetors, crankshafts and more - everything you need to boost the performance of your Classic Vespa.

Polini Cylinder Kit Racing 130cc (d=57mm) Vespa 125 Primaver, cast iron racing cylinder with 57mm bore by Polini.

This 57mm diameter cylinder will raise displacement to a total of 130cc while allowing to retain the original crankshaft, and increased displacement leads to higher top speed. Port timings are designed for racing, with an impressive boost in torque throughout the entire rpm range.

The cylinder has 7 transfer ports, a large exhaust port and a 2-ring S10 piston with low-friction coating. Cooling properties are excellent, so this cylinder allows for intense racing use. Optimum RPM range is approximately 8,100rpm. 12.6hp can be easily achieved.

And, made by Polini, everything is manufactured according to very high quality standards.

• cylinder, cylinder head, piston, gaskets
• cast iron cylinder, high-compression aluminium head
• 130cc displacement
• long thread spark plug