- Data Sheet
- Suitable for (1)
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 aluminium 47mm Vespa HP 50cc, aluminium racing cylinder with 47mm bore that allows for increasing displacement to 70cc while keeping with the original stroke.
Port timings are designed for racing, with excellent torque throughout the entire rpm range. 5 Nikasil-plated transfer ports, a special exhaust port design, and cylinder head design improve the quality and quantity of air flow. A large cooling area provides excellent cooling, and the 2-ring piston has a low-friction coating.
Increased displacement leads to higher top speed. Reliable and powerful, everything manufactured according the very high quality standards - what more can you ask for.
- cylinder, cylinder head, piston, gaskets
- aluminium cylinder + high compression head
- 70cc displacement, 47mm bore
Name Polini Cylinder Kit d=47 Piaggio Vespa HP 50cc Item No. P140.0190 Brand Polini Homologation No Homologation No Displacement 75cc Stroke Original Conrod Length Standard Product Line Sport Material Aluminium Engine Type 2-stroke Cooling Type AC Bore 47 mm Piston Pin Original Number of Piston Rings 2 Cylinder Head Included
Your product goes with the following manufacturers and their models:
APE 50cc (TL1)