These Polini counter pressure springs increase pressure by 25%, making them ideal for light tuning. When the level of tune increases, so too should the strength of the springs. Variator must be calibrated if springs are changed.
- Original Spring Loading: 70/40mm/kg
- Polini Spring Loading: 70/50mm/kg
- Spring Thickness: 6mm
- Spring Length: 130mm
- Inside Diameter: 65mm
- Number of Turns: 6