MIKUNI 25MM CARB INTAKE MANIFOLD + INTAKE GASKET SEAL Brand New item Never Been Used or Installed!! This item fits most Honda XR/CRF 50/70, SDG, KLX110, or similar bikes like 70cc, 110cc & 125cc. It also works perfect with the Mikuni carb we sell. Specifications: Head 46MM center to center Carb 48MM center to center End/Openning: 25MM. Note: It may not fit Honda style engines with top mounted starter. (Sorry, O ring not included in this listing)