Polini Cylinder Kit d=47 Vespa HP 50cc

Polini Item no.: P140.0190

Polini Cylinder Kit d=47 Vespa HP 50cc



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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

Data Sheet

Name Polini Cylinder Kit d=47 Vespa HP 50cc
Item No. P140.0190
Brand Polini
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)

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