Holley Fuel Pumps & Regulators

Fuel Pressure Regulators, Low Pressure, 4.5-9 psi, No Return, Inline, 3/8 in. NPT Ports, Female Thread, Aluminum, Chrome Plated, with Bracket, Each

Part Number: HLY-12-803

4.25 out of 5 stars ( 201 )

Estimated Ship Date: Monday 6/9/2025

Fuel Pressure Regulators, Low Pressure, 1-4.psi, No Return, Inline, 3/8 in. NPT Ports, Female Thread, Aluminum, Chrome Plated, with Bracket, Each

Part Number: HLY-12-804

4.41 out of 5 stars ( 95 )

Estimated Ship Date: Monday 6/9/2025

Rebuild Kits, Fuel Pump, Electric, Red 12-801-1, Blue 12-802-1, 12-812-1, Black 12-815-1, Lower Gasket, Rotor, Vanes, Kit

Part Number: HLY-12-811

4.54 out of 5 stars ( 13 )

Estimated Ship Date: Monday 6/9/2025

Pressure Regulator Mounts, Billet Regulator Bracket, Fuel Pressure, Aluminum, Black Anodized, Universal Design, for Model 4150, 4160 Series, Each

Part Number: HLY-20-275

3.14 out of 5 stars ( 7 )

Estimated Ship Date: Monday 6/9/2025

HydraMat Install Kits, Magnets, 6-32 Thread Studs, Nuts, Washers, Kit

Part Number: HLY-16-204

Not Yet Reviewed

Estimated Ship Date: Monday 6/9/2025

Rebuild Kits, Fuel Pressure Regulator, Service Kit, Diaphragm, Spring, Instructions, for Regulator 12-879 and 12-880, Kit

Part Number: HLY-12-828

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 6/9/2025

Fuel Pressure Regulators, Holley Sniper EFI Fuel Regulators, Low Pressure, 4.5 - 9 psi, Non-return, Inline, Aluminum, Chrome, Gas, Carb Usage, Each

Part Number: SNE-80000103

Not Yet Reviewed

Estimated Ship Date: Monday 6/9/2025

Fuel Pressure Regulator Rebuild Set, Diaphragm, Spring, Instructions, Multi-Fuel, for 12-841, 12-842, 12-881, and 12-887, Fuel Pressure Regulators,Kit

Part Number: HLY-12-823

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 6/9/2025

Rebuild Kits, Fuel Pump, Diaphragm, Holley, Alcohol, Gasoline, Kit

Part Number: HLY-12-752

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 6/9/2025

HydraMat Install Kits, Magnets, 4-40 Thread Studs, Nuts, Washers, Kit

Part Number: HLY-16-203

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 6/9/2025

Rebuild Kits, Fuel Pump, Red Electric, Model 12-801-1, Lower Gasket, Check Valve, Spring, Screen Filter, Kit

Part Number: HLY-12-805

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 6/9/2025

Rebuild Kits, Fuel Pressure Regulator, Diaphragm Only, for Pressure Regulator 12-803BP, Kit

Part Number: HLY-12-818

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 6/9/2025

Fuel Pickup Components, Hydramat Install, Disc Magnets, Kit

Part Number: HLY-16-205

Not Yet Reviewed

Estimated Ship Date: Monday 6/9/2025

Rebuild Kits, Electric Fuel Pump, Check Valve Service, Inlet Screen, Spring, Lower Gasket, Check Valve, for Fuel Pump 12-150, Kit

Part Number: HLY-12-820

Not Yet Reviewed

Estimated Ship Date: Monday 6/9/2025

Rebuild Kits, Fuel Pressure Regulator, Service Kit, Diaphragm, Spring, Instructions, for Regulator 12-848, Kit

Part Number: HLY-12-827

Not Yet Reviewed

Estimated Ship Date: Monday 6/9/2025

Fuel Pump Rebuilds, Mechanical, Repair, Gaskets, Rubber Pulsator, Hose Barb, Bronze Breather Vent, for Ultra HP Pumps, Kit

Part Number: HLY-12-757

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 6/9/2025

Fuel Pump Block-Off Plates, Steel, Chrome Plated, with Gaskets, Chevy, Small Block, V8 Engines, Each

Part Number: HLY-12-814

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 6/9/2025

Rebuild Kits, Fuel Pressure Regulator, Service Kit, Diaphragm, Spring, Instructions, for Regulator 12-846, Kit

Part Number: HLY-12-826

4.67 out of 5 stars ( 3 )

Rebuild Kits, Fuel Pressure Regulator, Service Kit, Diaphragm, Spring, Instructions, for Demand Regulator 12-840, Kit

Part Number: HLY-12-822

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 6/9/2025

Fuel Pump Gaskets, Sniper, Replacements, Viton Rubber, Black, 5 Hole, O-rings Included, Each

Part Number: SNE-19-188

Not Yet Reviewed

Estimated Ship Date: Monday 6/9/2025

Fuel Pump Gaskets, Sniper, Replacements, Viton Rubber, Black, 6 Hole, O-rings Included, Each

Part Number: SNE-19-187

Not Yet Reviewed

Estimated Ship Date: Jun 30, 2025 if ordered today

• Special Order

Rebuild Kits, Fuel Pressure Regulator, Service Kit, Diaphragm, Spring, Instructions, for Regulator 12-843, Kit

Part Number: HLY-12-824

Not Yet Reviewed

Estimated Ship Date: Monday 6/9/2025