## Rear Clutch Centre Spring, Red +61%, Top Racing, Minarelli 2T This red rear clutch centre spring from renowned Portuguese company Top Racing, designed for Minarelli 2T engines, offers a +61% hardness increase compared to a standard spring. This increased hardness translates to improved power and torque transmission, minimizing belt slippage, especially crucial in tuned vehicles. The red color allows for easy identification and selection of the appropriate spring hardness. ### Why choose a Top Racing spring? Top Racing is a brand known for its high-quality scooter and motorcycle parts. This centre spring has been precisely manufactured, guaranteeing long life and reliability. Using a +61% hardness spring significantly improves vehicle dynamics, providing better acceleration and throttle response. ### Technical Specifications: * Spring Hardness: +61% * Colour: Red * Spring Wire Thickness: 4.20mm * Spring Outer Diameter: 4.50mm * Height: 122mm ### Benefits: * Increased hardness (+61%) for improved power transmission * Minimized belt slippage * Improved dynamics and acceleration * High quality Top Racing manufacturing * Easy identification thanks to the red colour * Compatibility with Minarelli 2T engines