torque spring Polini +20% for Piaggio 125-300cc 4-stroke P.34018 fitting for Gilera Runner 200 M24000 2003, 19,7 PS, 14,5 kw

These Polini counterpressure springs increase pressure by 20%, 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: 60/26mm/kg
• Polini Spring Loading: 60/30mm/kg
• Spring Thickness: 4.5mm
• Spring Length: 116mm
• Inside Diameter: 55.5mm
• Number of Turns: 5.5