Please make sure the size of your parts before you place the order
Thread Size: M4x0.70
Overall Length: 7mm
Round Style Main Jet, used for GY6 49cc 50cc 80cc 100cc engine
When tuning your carb and trying to get the air/fuel mixture dialed in, start with a larger jet than you think you need and then work your way down in small increments, so that you don't go too lean and risk damaging your engine.
1.New Products with High Quality 2.Replacement for GY6 50cc Carburetor Main Jet 3.Fits Most of Chinese Made Scooters and ATV. Such as JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO, Dongfang, Kazuma, JCL, BMS