Original Equipment Quality at an Aftermarket Price!<br>  Port diameter  Less than 1/4"<br>   Applications<br>   It fits most 50cc 70cc 90cc 110cc 125cc 150cc Chinese Scooters, Mopeds, Quads, ATVs, Dirt pit bikes, and Go Karts.<br> <br> Fits most Chinese brands and some Japanese brands such as TaoTao, Roketa, Baja, SunL, BMS, SSR, KMD, NST, Buyang, Coolsports, AIM-EX, Roketa, Kazuma, Honda, Redcat, Eagle, etc.