Clutch spring 90-100cc Minarelli / Piaggio scooter 2Fast - black

These 2Fast Minarelli / Piaggio contrast springs have been specially developed for high-performance engines. They should be used with oversize/overrange pulleys (for example, from Malossi, 2Fast, Stage6 or Polini).

• Wire D.4.8mm - KG 38.
• Developed together with 2FAST pulleys
• Adaptable to all Racing pulleys of Piaggio Racing and Minarelli Scooter 50cc
• Recommended for 90-100cc engines