WRC-45805 - AN6 CHECK VALVE RED ALUM (SPECIFY PSI) LIMITED QUANTITY*

Waterman Red Aluminum AN6 Check Valves with Stainless Steel poppets are offered in a variety of spring pressures.

Pressure can be easily adjusted up to 200psi with different springs and shims (available separately).

Typical Fuel Pressure Settings:
Tunnel Ram Gas / E85 / Alky - Idle Check Valve Pressure 2-3 psi
Tunnel Ram Gas / E85 - Secondary Pressure 17 psi
Tunnel Ram Alky - Secondary Pressure 25 psi
Tunnel Ram Gas / E85 - Hi-Speed Pressure 35 psi
Tunnel Ram Alky - Hi-Speed Pressure 45 psi

Mild Blown Alcohol - Idle Check Valve Pressure 5 psi
Mild Blown Alcohol - Hi Speed Pressure 45-60 psi
Mild Blown Alcohol - Pump Saver Pressure 160 psi

Blown Gas / E85 - Idle Check Valve Pressure 2-3 psi
Blown Gas / E85 - Secondary Pressure 17-25 psi

Will work with all fuels. Note: may need to change o-rings if using Diesel or Nitro.