Holley Billet Fuel PressureRegulators are part of a complete line of fuel system products from Holley. They areprecision machined from 6061-T6 billet aluminium for strength and durability. Theseregulators are adjustable from4-65 psi and will handle both carbureted and EFI applications. They are offeredwith two port sizes, 3/8" NPT or 6AN to adapt to your new orexisting fuel lines. So, if you are currently running a carbureted system but plan to upgrade to EFI in the future, these regulators will have youcovered either way.

Features:

• Adjustable from 4-65 psi for precise fuel pressure adjustments
• Constructed of billet aluminium with a black anodized base and a clear anodized top for good looks
• Used in systems with a return line back to thetank
• (1) 3/8†NPTInlet; (1) 3/8†NPT Outlet;and (1) 3/8†NPT Return Port
• Includes fitting for manifold reference
• Includes an 1/8 NPT gauge port
• Boost Reference -1:1