The Polini D3.6 Torque Compression Spring (Part #243.093) is designed to enhance the performance of your Yamaha Minarelli 50cc 2-stroke scooter by optimizing the operation of the CVT (continuously variable transmission). This high-performance torque spring increases pressure on the torque driver, improving acceleration, belt grip, and shifting response—especially under load or during high-performance riding.
Ideal for tuning setups or replacing a worn-out stock spring, this Polini component delivers consistent performance and durability backed by one of the top names in scooter racing and performance parts.
Part Number: 243.093
