Signswise Racing Carburetor for 2 Stroke Engine Motorized Bicycle ATV Quad 49cc 66cc 70cc 80cc Blue A perfect replacement for your original damaged or worn out carb. Easy to install. Fits 2 stroke 49cc 66cc 70cc 80cc engine. Complete carburetor with an air filter. Please check your original carb are the same with this replacement carb.