Description
Precision Fuel Regulation. The Holley HP Billet Carbureted Fuel Pressure Regulator controls fuel pressure in carbureted fuel systems, adjustable between 4.5 and 9 PSI to help provide consistent fuel delivery necessary for engine performance in street and strip applications.
Construction and Appearance. This regulator is constructed from durable 6061-T6 billet aluminum with a black anodized base and clear anodized top, offering corrosion resistance and a professional appearance. Precision machining contributes to strength and longevity under demanding conditions.
Installation. Installation is convenient with the included mounting bracket designed for inline mounting. This regulator is compatible with both electric and mechanical fuel pumps.
Warranty and Application. It comes with a manufacturer’s limited 90-day warranty for added peace of mind and fits carbureted fuel systems that do not require a fuel return line.
Holley 12-840
CA Residents: WARNING: Cancer and Reproductive Harm
- Adjustable From 4.5 To 9 Psi For Precise Fuel Pressure Adjustments
- Constructed Of 6061-T6 Billet Aluminum With A Black Anodized Base And Clear Anodized Top For Durability And Appearance
- Designed For Use In Carbureted Fuel Systems That Do Not Require A Return Line
- Compatible With Electric Or Mechanical Fuel Pumps
- One 3/8 Inch NPT Inlet And Two 3/8 Inch NPT Outlets
- One 1/8 Inch NPT Gauge Port
- Comparable And Interchangeable With Popular 12-803 Regulator
- Mounting Bracket Included For Inline Installation
- Rebuildable Design
- Non-Return Style
- Includes Manufacturer’s Limited 90 Day Warranty
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