32 Results Found For "pressure"

Fuel Pressure Regulators, Die-Cast By-Pass, Adjustable, 4.5-9 psi, Return Style, In-line, 3/8 in.-NPT Ports, 1/8 in.-NPT Gauge Ports, Aluminum, Each

Part Number: HLY-12-881

4.1 out of 5 stars ( 61 )

Estimated Ship Date: Today

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

4.23 out of 5 stars ( 205 )

Estimated Ship Date: Today

Fuel Pressure Regulators, Carburetor Bypass Style, Return, 4.5-9 psi, Black, One 3/8 in. NPT Female Inlet, One 3/8 in. NPT Female Outlet, Each

Part Number: HLY-12-887

4.08 out of 5 stars ( 84 )

Estimated Ship Date: Today

Pressure Safety Switches, Fuel Pressure, Normally Open, Minimum 2 psi, Maximum 100 psi, 1/8 in. NPT, Each

Part Number: HLY-12-810

4.33 out of 5 stars ( 18 )

Estimated Ship Date: Today

Fuel Pressure Regulator, Die-Cast EFI Bypass/Return, Adjustable, 15-60 psi, Inline, 3/8 in.-NPT Main Ports, 1/8 in.-NPT Ports, Aluminum, Chrome, Each

Part Number: HLY-12-882

2.67 out of 5 stars ( 12 )

Estimated Ship Date: Today

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: Today

Fuel Pressure Regulators, High Pressure, 0-43 psi, No-Return, Boost, Vacuum Port, Stock Inlet and Outlet, Gold Color, Buick, GN, GNX, 3.8L, Each

Part Number: HLY-512-515

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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 )

Estimated Ship Date: Today

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: Today

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

Part Number: HLY-20-259

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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: Today

Brackets, Fuel Pressure Regulator, Billet Aluminum, Black Anodized, for Model 4150, 4160, Each

Part Number: HLY-20-120

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Special Order

Regulator Repair Parts, Diaphragm, Holley Pro-Jection, Gasoline, Kit

Part Number: HLY-512-1

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Special Order

Gauge, Fuel Pressure, 0-15 psi, 1 1/2 in. Diameter, Analog, 1/8 in. npt, Full Sweep, Mechanical, White Face, Each

Part Number: HLY-26-500

3.86 out of 5 stars ( 51 )

Estimated Ship Date: Today

Gauge, Fuel Pressure, 0-160 psi, 2 in. Diameter, Analog, Full Sweep, Illuminated, Liquid-filled, for Mechanical Sending Unit, White Face, Each

Part Number: HLY-26-506

3.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

Gauge, Nitrous Pressure, 0-1,500 psi, 1 1/2 in., Analog, Mechanical, Black Face, Each

Part Number: SNE-15952NOS

Not Yet Reviewed

Estimated Ship Date: Today

Gauge, Nitrous Pressure, 0-1,500 psi, 1 1/2 in., Analog, Mechanical, Black Face, Each

Part Number: SNE-15954NOS

Not Yet Reviewed

Estimated Ship Date: Today

Fuel Pressure Regulators, GM EFI, Inline, Steel Body, -6 AN Inlet/Dual Outlet, Male Threads, 5 micron, Paper Filter, Each

Part Number: HLY-162-591

3.3 out of 5 stars ( 10 )

Estimated Ship Date: Today

Fuel Pressure Regulators, GM EFI, Inline, Stainless Body, 0.375 in. Inlet, 5/16 in. and 3/8 in. Outlets, Quick-Connect, 5 micron, Paper Filter, Each

Part Number: HLY-162-590

Not Yet Reviewed

Estimated Ship Date: Today

Fuel Pump Rebuilds, Diaphram Assembly, Mechanical Pump, Low Pressure, for 12-289-30, 12-327-30, 12-454-30, Kit

Part Number: HLY-12-755

Not Yet Reviewed

Estimated Ship Date: Today

Fuel Injectors, Terminator X, EFI, 100 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Each

Part Number: HLY-522-101X

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

Hoses and Lines, Power Steering, Hard Line, Steel, Zinc Plated, Mid-Mount, fits GM Type II Pumps, Each

Part Number: HLY-198-203

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Fuel Injection System Components, Holley EFI, 1/8 in.-NPT, Sensor Block, Four Independent Ports, Aluminum, Black Anodized, Each

Part Number: HLY-534-35

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Fuel Injectors, Terminator X, EFI, 120 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Each

Part Number: HLY-522-121X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Vacuum Manifolds, Billet Aluminum, Black, Two -6 AN Female O-Ring Inlets, Twelve 1/8 in. NPT Outlets, Female Threads, Each

Part Number: HLY-534-52

Not Yet Reviewed

Estimated Ship Date: Today