Description
In order to extend the air-flow capacity of the either the Electronic Airflow-meter or Mechanical Airflow-meter with 2000 L/min (72 CFM). This By-pass added exact 2000 L/min (72 CFM) airflow at 50 kPa (14.77 Inch. Hg.) to both Airflow-meters. The diameter of this By-pass goes from 46mm (internal) to 46mm (external).
