Polini Clutch Springs for 125cc – 500cc Aprilia, Honda ScootersCOMPATIBILITY: Aprilia – Leonardo 125/150, Scarabeo 125/150/500BMS 250cc Scooters and Go KartsCFMoto Scooters and CruisersCoolster 250cc Go KartsDiamo 250cc ScootersFlyscooter 250cc ScootersGilera – Nexus 500Honda – Helix CN250, Foresight 250, Forza 250, Jazz-Reflex 250, Pantheon (Carb) 125/150Kinroad – 250cc Go KartsMalaguti – Spider 500Motobravo – 250cc Scooters and Go KartsNST – 250cc Scooters and Go KartsPeugeot – SV 250Piaggio – Beverly 500, Hexagon 250, X9 250, X9 500Qlink – 250cc Scooters and CruisersRoketa 250cc Scooters and Go KartsSSR 250cc Scooters and Go KartsTank Sports 250cc Scooters and Go KartsTNG 250cc ScootersOther Similar ModelsTuned engines develop their power usually at higher speeds, and the engine is losing power in the lower rpm range, which is often worse at the suit of the rollers. To bridge this POLINI is offering clutch springs with different strengths–3 sets in all. The color’s strength are des