Replacement part for Chinese / CAG pocket bike or ATV Most effective way to Increase Engine Performance, gain horse power, and increase speed!! This carb kit is design for racing enthusiams that want to add top performance to their bikes Replace your standard low powered carb with this one. Lets your engine ride cleaner and gains horse power. Replacement for MTA-1 (Cagllari), MTA-2 (MX-3), MTA-3 (GP-RSR), 4 Wheeler ATVS, MTA-4 (A-4 Quattro), S4- Cobra, Evolution, Blade, Raptor, Teriminator, Giovanni and Zemmi, 2 stroke pocket bikes, ATV's or dirt bikes.