Automotive Parts and Accessories: Holley 12-804 Fuel Pressure Regulator - Holley
Automotive Parts and Accessories: Holley 12-803 Fuel Pump Fuel Pressure Regulator - Holley
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Automotive Parts and Accessories: Holley 12-840 4.5-9 PSI Adjustable Billet Fuel Pressure Regulator with 3/8" NTP Ports - Holley
Automotive Parts and Accessories: Holley 512-1 Fuel Pressure Regulator Diaphragm Replacement Kit - Holley
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Automotive Parts and Accessories: Holley 512-500-1 Fuel Pressure Regulator - Holley
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Holley Regulators Popular Q&A
Q: I replaced my intake to host a 4 barrel on my astro van but the a...
A: Assuming the van was fuel injected and still has the original in tank fuel pump, I would eliminate the in tank pump and mount an electric in-line fuel pump clos... Read More »
Q: On holley do you need a fuell presure regulator?
A: Most carburator's if running in factory trim do no need to utalize a fuel pressure regulator. If you desire, you can install one inline with the incoming fuel a... Read More »
Q: Holley electric fuel pump and fuel regulator?
A: Check to make sure that fuel pump is fully and completely grounded. And I agree with the other observations on fuel line obstructions, check all lines [includin... Read More »