Licenced replica of the English Amal carburettor from Arreche. Low-cost, robust replacement item. Various sizes available: 16mm and 17.5mm for original use, 19mm and 21mm for high-end and racing use. Supplied with 60 main jet + additional size. Depending on size, jets may need to be changed for optimal performance. 3 versions per carb available. with manual choke E-choke ready *with E-choke. [ only Mach G 50LC, Jog 50 older model, Jog 50 RR LC ] Please check whether your vehicle requires a manual or E-choke.