MBK vertical and horizontal Minarelli clutch thrust springs Booster, Nitro ... Polini Evolution

Clutch springs Polini Evolution MBK Booster, Nitro, Yamaha Aerox ...

New torque corrector thrust springs suitable for XNUMXcc MBK scooter Booster, Nitro, Yamaha Aerox ... The clutch thrust spring acts on the opening of the torque corrector, it influences acceleration and pick-up. Her force opposes that of the variator rollers. A thrust spring that is too hard will not allow your torque corrector to open correctly, conversely a thrust spring that is too soft will open your torque corrector more quickly.

Technical characteristics and dimensions of the springs

• Mark: Polini
• Modèle: Evolution
• Manufacturer no .: XNUMX
• Material: steel
• Colors: blue and white
• Total length of a spring: XNUMX mm
• Outer diameter of a spring: XNUMX mm
• Inner diameter of a spring: XNUMX mm
• Diameter of a coil of a spring: XNUMX mm
• Gap between the coils of a spring: XNUMX mm