Autisa brand 44mm cylinder kit. It's aluminium with a cast iron sleeve. Fits like a stock cylinder, but with a boost of 10 additional cc of power.
Fits: PA50II, Camino / Hobbit, PX50, QR50. Also will fit the NC and NU50 Express mopeds with some cooling fin trimming. PA50I stock exhaust will not work, run a Proma exhaust, stock PA50II or another perfomance exhaut and you are good to go.
Comes with everything shown.
*This kit does not come with a top intake port like the other cylinder kit we offer, see picture.