Motoforce Racing CNC 13mm front variator pulley for Yamaha Aerox/ Minarelli 50cc 2-stroke engines.

High-performance CNC-machined pulley made from high-quality aluminium. This pulley is reinforced to handle the demands of tuned engines. The precision-machined running surface ensures smooth, low-vibration operation of the V-belt, making it an ideal choice for performance-focused setups.

Fits standard 13mm crankshafts.

Motoforce MF78.16609