2FAST push spring for scooter PIAGGIO, MINARELLI, MBK, YAMAHA... (3 colors available)

Here are the thrust springs for setting your scooter.

They were specially designed for powerful competition engines. They can only be used with oversize/overrange couple correctors (e.g. from Malossi, 2Fast, Stage6 or Polini).

3 types of springs are available:

Red spring:

- Suitable for motors between 70 and 80cm

- 34 kg

- Thickness: 4.6mm

Blue spring:

- Suitable for engines over 80cm

- 36 kg

- Thickness: 4.7mm

Black spring:

- Suitable for 90cc and more engines

- 38 kg

- Thickness: 4.8mm

ATTENTION, they are sold individually. Please choose your color before ordering.