Adjustable Billet By-Pass Carbureted Fuel Pressure Regulator by Holley®. This product is made of high-quality materials to sere you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at an affordable cost.
Adjustable from 4-65 psi for precise fuel pressure adjustments
Constructed of billet aluminum with a black anodized base and a clear anodized top for good looks
Used in systems with a return line back to the tank
Includes fitting for manifold reference
Includes an 1/8 NPT gauge port
Boost Reference - 1:1
Holley® being an undeniable leader in fuel systems for over 100 years, Holley offers a wide range of performance carburetors, fuel pumps, intake manifolds and engine dress–up products for street performance, race, and marine applications. Holley carburetors have powered almost every NHRA Pro–Stock champion and every NASCAR Sprint Cup team for 40 years. As a single solution, or partnered with products from other Holley companies such as Hooker, Flowtech, NOS, Weiand, and others, the Holley products provide the quality and performance you've been looking for.
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