Spare parts for MBK Nitro 50

Polini racing cylinder kitCode: 166.0083/RThe Polini cylinder kit consisting of piston and cylinder is suitable for those who need to replace the original unit due to damage or for those who simply...

Reed valve pack PoliniCode: 213.0046The Polini valve or Reed valve regulates the flow rate of fresh gases in the combustion chamber of 2-stroke engines. The extremely precise construction of the...

Polini variators rollersCode: 242.122Polini produces high quality rollers for variators available according to the needs in different sizes and weight.Features:Specific for: MBK Nitro 50 1996> 2T...

Polini secondary gear + long gearCode: 202.1346Made with the utmost care and precision, Polini gears are an essential step in upgrading the performance of your engine. In some cases it is possible to...

Polini Team 4 approved muffler for scooterCode: 200.0408Polini's Scooter Team 4 mufflers are created for the track but approved for the road; for Yamaha / Minarelli horizontal and vertical engines and...

Polini Evolution gear box coverCode: 170.0301The Polini Evolution is a aluminum cover gearbox designed for Piaggio or Yamaha / Minarelli horizontal scooters with 50 cc long casing. Unlike the original...

Polini aramid belts for scooter 50 ccCode: 248.040Aramid (Kevlar) is a polymeric fiber with very high mechanical performance. Polini arimidic fiber belts allow you to make the most of all the power...

Polini evolution carter variatorCode: 170.0305The Polini evolution variator casing is designed for horizontal Yamaha - Minarelli engines. Characterized by technical innovations thanks to an additional...

Contrast springs Evo-slider for Polini variatorsCode: 243.094The Polini contrast springs with EVO SLIDER designed with wear-resistant and self-lubricating material allow the Speed Drive mobile...

Contrast springs Evo-slider for Polini variatorsCode: 243.093The Polini contrast springs with EVO SLIDER designed with wear-resistant and self-lubricating material allow the Speed Drive mobile...