Holley HP Billet Carbureted Fuel Pressure Regulator (HO12-843) Water/Meth Absolute zero is the pressure

Absolute zero is the pressure measurement when all the pressure exerted by the atmosphere has been removed

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Holley HP Billet Carbureted Fuel Pressure Regulator (HO12-843) Water/Meth Absolute zero is the pressureHO12 843 REGULATOR BILLET 4. 5 9 PSI Two Port Adjustable from 4. 5 to 9 psi Part Number: HO12 843 Holley Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley. They are precision machined from 6061 T6 billet aluminium for strength and durability. They feature a black bright dip anodised body and a clear bright dip anodised top for corrosion resistance and good looks. The Holley 12 843 fuel pressure regulator