Racing Cylinder POLINI

for Vespa 50 1
Serie
cast iron
6 ports

47,0mm
stroke 43mm
2 piston ring(s)
with cylinder head
cylinder base turned for V50 1
series

TUNING ROAD – for everyday use

For race use only. Not admitted in the area of the German StVZO! Product description
Welcome to the POLINI world of tuning! Here comes a powerful 75cc cylinder with power at low revs as well. Ideal basis for use by 2 people this item will not become tired even on longer rides or stretches at full throttle! Thick cylinder walls ensure good heat dissipation and make the POLINI a trouble-free companion.
Conclusion:
Powerful cylinder with extra power at low revs. Thanks to the higher compression and the additional channels sportier than the competition. Thermally balanced and long-lasting. Cast iron/ 47mm bore/ 6 transfer ports/ 74.60ccm Cast iron cylinders, stroke 43mm, 6 transfer ports, pistons with 2 piston rings, exhaust with a width of 27.5mm (chord dimension), 6mm exhaust studs, original POLINI cylinder head included in delivery, compression 11.2:1, incl. gasket set. Jets should be adjusted. Fits on all Vespa 50/PK/XL/XL2 models, except PK automatic. Transfer ports match the originals, casing must not be modified.