2Fast Torque Spring for powerful racing and hyper racing engines. It can only be used with oversize / overrange torque drivers (such as the ones by 2Fast, Malossi, Stage6, Polini).
- Red: 70cc - 80cc engines
- Additional Information
Name 2Fast Torque Spring 70-80cc Minarelli / Piaggio red Item No. TFAST042 Brand 2Fast