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This page is retained for technical reference, scooter compatibility, servicing information and historical product documentation.
Browse compatible alternativesPolini 66cc cylinder kit for scooters using a Yamaha 50cc 4-stroke liquid-cooled engine. (Euro2 versions only)
Increased capacity means great torque and improved acceleration. To adapt the original engine map the kit is supplied with a increased fuel pressure regulator and a increase airbox union sleeve.
Fitment
MBK Nitro 4, Ovetto.
Yamaha Aerox 4, C3, Giggle,
Neo's 4, VOX, Zuma.
Polini 166.0109
If your starter motor and battery are in good condion, yes.
