Top Performances Minarelli Rear Pulley Torque Driver
Oversize 122mm torque driver fits many scooters using the Minarelli Horizontal and Vertical engines.
Torque driver plate has your choice of 3 different linear angles. Designed for tuned engines since they usually have a narrow power band which makes it difficult to keep them in the ideal rpm range.
Aprilia SR50 with Minarelli engine
Yamaha Zuma 1989-2001
Yamaha Zuma 2002-2011
Malaguti F15 Firefox