POLINI Cylinder Kit

POLINI Ø 61 CYLINDER KIT FOR PIAGGIO MEDLEY 4T – VESPA GTS 125/150 ie 4V
The Polini Ø61 cylinder kit is designed to increase the performances of Piaggio 125-150cc
engines 4 stroke 4 valves (Euro 4 and Euro 5).
Thanks to the increase of the displacement to 171,8cc, the kit guarantees 40% more in
acceleration, significantly improving engine response.
The cylinder is made in aluminium with cast iron barrel, while the aluminium piston is
equipped with high performance piston rings: one is chromed, one is in steel and with oil
scraper.
For an optimal performance, it is necessary to combine it with the dedicated ECU.

FOR Euro4 ENGINES MATCH TO THE CYLINDER KIT THE ECU ITEM 171.0008 AND WIRING ITEM 171.0204

FOR Euro5 ENGINES 125cc MATCH TO THE CYLINDER KIT THE ECU ITEM 171.0023

FOR Euro5 ENGINES 150cc MATCH TO THE CYLINDER KIT THE ECU ITEM 171.0024