Universal 21mm Dellorto PHBG21 carburettor replica. Racing version without oil and vacuum connections. 21mm opening is ideal for high-end racing cylinders such as the MHR Team or Airsal Xtreme series. Pre-mix is recommended. There is an option with oil and vacuum connections for those wishing to run with separate oil mixture. Supplied with M5 #90 main jet, manual choke and 90° angled throttle cable connection. 32mm air filter connection and 60mm with air intake.