Heavy duty clutch spring Vespa

Made by Polini, this clutch centre spring increases the clamp pressure of the clutch on your smallframe Vespa - good for upgraded 50cc-102cc engines to stop clutch slip. Suits Vespa models: V50 50 S SS50 / 50 Super Sprint SS90 / 90 Supersprint ET3 Primavera 90 S 100 S Vespa 125 Ape 50 PK50 / XL and all other smallframe except auto PK