Holley Performance 12-704;4-1/2-9 Psi; One 1/2 Inch Npt Inlet And Two 1/2 Inch on 2040-parts.com

The needle and seat assemblies that are installed in Holley performance Carburetors can satisfactorily control fuel pressure up to about 8 PSI. If the fuel pump is putting out more than 8 PSI, a regulator should be used to keep the fuel pressure within safe limits and avoid the possibility of flooding. Holley manufactures a number of regulators for most any need. A street regulator is available in chrome finish. A performance regulator is available in chrome finish. Both regulators feature a 3/8 Inch NPT inlet port and two 3/8 Inch NPT outlet ports with a 0.220 Inch restriction. The street version regulates pressure from 1 To 4 PSI while the performance version regulates pressure from 4-1/2 To 9 PSI. Fuel Type: Gasoline/ Alcohol Pressure Range (PSI): 4.5 To 9 Pounds Per Square Inch Regulator Location: Inline Regulator Type: Return Gauge Port: No Inlet Attachment: Female Threads Inlet Quantity: Single Inlet Size: 1/2 Inch NPT Outlet Attachment: Female Threads Outlet Quantity: Dual Outlet Size: 1/2 Inch NPT Includes Fittings: Yes Includes Mounting Brackets: Yes Finish: Natural Color: Silver Material: Aluminum Features Basically A Larger Version With More Flow CapacityWithout A Doubt Pro-Series Regulators Are The Least Restrictive, Highest Flowing, Production Regulators Currently Available