This site uses cookies to provide you with a great user experience and to show you relevant ads. If you’re OK with that, just continue. To find out more, please review our privacy policy.

Polini Sport Liquid Cooled 70cc Piaggio Cylinder Kit


Add to Basket

Polini sport cast-iron 70cc cylinder kit for scooters using Piaggio 50cc liquid cooled engines.

Robust cast-iron cylinder, this kit is the baseline for every day reliability and quality. A sports exhaust is recommended with this kit along with adjustments to the carb, variator and clutch. This kit can achieve upto 10HP at upto 10,000rpm, a gear kit and 19-21mm carb is also recommended to achieve this.

A new crankshaft is advised when fitting this kit.

Included: cylinder, head, head cover, piston kit, gasket set & reed petals.

Uses a long reach BR9ES spark plug. 

Polini 140.0183

  • Aprilia SR50R '03 onwards (Piaggio engine)
  • Derbi GP1 (01-05)
  • Gilera DNA 50cc
  • Gilera Runner 50cc
  • Piaggio/Gilera 50cc 2-stroke scooters (liquid cooled)
  • Piaggio NRG MC3
  • Piaggio NRG Power
  • Piaggio Zip SP