MIKUNI 26MM CARBURETOR+Air Filter This item fits most Honda XR/CRF 50/70, SDG, KLX110, and most Chiense Made pit bikes This item will increase HP and airflow for your ride The carburetor should work with any setups with the 1-7/8 center to center Intake bolts Specifications: Mikuni 26mm Carb 38 mm Air Filter for Higher performance Want Precise Throttle response and More consistant jetting, this is what you need! This carb is not a direct replacement for stock CRF50 bike, some modification may be needed Made in Japan!