Holley Holley Universal EFI Boost Reference Regulator HO512-504-5

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Holley Universal EFI Boost Reference RegulatorBrand: HOLLEYPart Number: HO512-504-5Description: This precision adjustable fuel metering regulator is the ultimate fuel pressure cont rol unit designed to work on all naturally aspirated EFI, turbo and supercharged applications like vehicles that run in the Pro Street, Pro Import and Outlaw classes. This is a 2 port 1:1 boost compensating return style regulator that is adjustable from 15-65 PSI + boost reference and is designed to be used in conjunction with any electric EFI fuel pump. Features built in gauge port, mounting bracket, two AN -8 O-ring Fittings and a AN-6 O-ring return fitting. All racing Regulators come Black hard anodised for ultimate durability. Features: Allows Adjustment from 15-65 PSI + Boost Reference Bolts In Stock Location Easy Installation Designed to regulate high fuel demands for naturally aspirated EFI, turbo, supercharged and NOS race applications Engineered to regulate extreme flow volumes generated by racing fuel systems -8AN & -6AN O-Ring style fittings included to adapt to steel braided fuel lines CNC Machined Billet Aluminium Show more