
VERTEX Race Cast Piston – manufacturer reference 22775B
Cast aluminum piston by VERTEX, designed for small urban singles. Engineered for replacement installation on 50 cm3 engines, this piston from the Race range features a precise diameter of Ø 39.830 mm and a letter of oversize B, for a bore intended at 39.90 mm. Standard compression, suitable for original configurations or light modifications where the factory compression diagram is maintained.
This piston is aimed at riders looking for a robust replacement part that meets machining specifications for cylinders re-bored to size B. Ideal for engine restoration on urban machines and for modifications that retain the original rev range and mapping. For secure installation and optimal longevity, professional or experienced mechanic installation is recommended.
Main compatibilities: