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Holley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KIT

Holley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KIT
Holley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KITHolley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KITHolley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KITHolley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KITHolley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KITHolley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KITHolley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KITHolley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KITHolley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KITHolley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KITHolley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KITHolley Adjustable Billet by-Pass Regulator-6AN Kit 12-880KIT
$408.99 ea
NEWARRIVING SOONEstimated Ship Date 01/14/2025 (If Ordered Today)14 Available from HOLLEY PERFORMANCE PRODUCTS as of 12/27/2024
Model: 4951539
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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 aluminum for strength and durability. These regulators are adjustable from 4-65 psi and will handle both carbureted and EFI applications. A second pressure spring is included allowing you to increase the fuel pressure range up to 65 psi for EFI systems. They have 6AN port sizes to adapt to your new or existing fuel lines. So, if you are currently running a carbureted system but plan to upgrade to EFI in the future, these regulators will have you covered either way. These kits include a fuel pressure gauge and adapter fittings to get you started on your installation.
Features:
  • 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
  • (1) 6AN O-ring Inlet; (1) 6AN O-ring Outlet; and (1) 6AN O-ring return
  • Includes fitting for manifold reference
  • Includes an 1/8 NPT gauge port
  • Boost Reference - 1:1
  • The 4-15 psi carbureted spring comes installed in the regulator

About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

Downloads:

Download Name File Size
holleyfuelsystems_chart1.pdf360.32KB
199r10575rev3.pdf603.79KB

Videos:

Specifications:

Color Black
Emission Code 5, 3
Fuel System EFI/Carb
Fuel Type Gasoline
Inlet Size 6 AN O-Ring
Material Aluminum
Outlet Size 6 AN O-Ring
Part Type Fuel Injection Pressure Regulator
Product Type Fuel Pressure Regulator
Proposition 65 www.P65Warnings.ca.gov
Return Size 6 AN O-Ring
Style Bypass
Warranty Limited 90 Day

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