Bailey motorsport DV34 VENTURI DUMP VALVES are precision CNC, machined from aircraft quality aluminium alloy,Using stainless steel rods and bolts and a lightweight polymer piston...

The dv34 venturi atmospheric dump valve designed with a single *venturi* style trumpet outlet... The dv34 is the single piston model, suitable for cars with no airflow meters... These valves are a derivative of our dv30 re-circulating type to offer a distinctive lower-tone pitch *dump*...

The dv34 is an aggressive valve with increased airflow capability for higher power applications... It has a 25mm push on base and comes supplied as standard with a straight 4mm polymer push on vacuum/boost connection.