Holley Parts and Accessories

Boost Controllers, Holley EFI, Solenoid Valve, 3 Port, 1/8 in. NPT, 2-pin ECU Pigtail, 3/16 in. Barb Fittings, 1/8 in. NPT Plug, Spare ECU Pin, Each

Part Number: HLY-557-200

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Fuel Pressure Regulators, HP Billet, Adjustable, 4-65 psi, Return Style, Inline, 3/8 in.-NPT, Female Thread, Aluminum, Black, Clear Anodized, Each

Part Number: HLY-12-879

3.95 out of 5 stars ( 20 )

Estimated Ship Date: Tomorrow

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Tuning Kits, Carburetor, Accelerator Pump, 2- or 4-barrel, Discharge Nozzles, Needle Valves, Check Valves, Diaphragms, Cams, Screws, Gaskets, Kit

Part Number: HLY-36-184

4.67 out of 5 stars ( 18 )

Estimated Ship Date: Feb 24, 2026 if ordered today

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Fuel Filters, HP Billet, Inline Style, 3/8 in. Inlet/Outlet, Female Thread, Stainless Steel Mesh, 40 Microns, 175 gph, Black Finish, Gas/E85, Each

Part Number: HLY-162-563

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Ignition Coil Wiring Harnesses, Holley EFI, LS Coil Extension Harness, 36 in. Long, OE Connectors, Plug & Play, Techflex F6 Loom, Chevy, 4.8-70L, Pair

Part Number: HLY-558-326

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Fuel Lines, Sniper EFI, Fuel Crossover, -6 AN Hose, Black, Braided Nylon, Aluminum Fittings, Black, Male Thread, for Stealth 4150, Throttle Body, Kit

Part Number: SNE-534-236

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Valve Covers, Vintage Series, Perimeter Bolt, Tall, Finned, Holley Logo, Cast Aluminum, Black Finish, Textured, Baffled, Chevy, 283-400ci, Pair

Part Number: HLY-241-242

3.78 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Throttle Body Intake Elbow, 105mm Bore Size, Aluminum, Natural, 5.12 in. Height, Each

Part Number: HLY-300-240

3.86 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Ignition Coil Wiring Harnesses, Holley EFI, Coil-On/Near Plug Harness, for GM LSx Coil Harness, Holley 558-312, to HP, Dominator EFI Systems, Each

Part Number: HLY-558-307

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Fuel Injection Systems Wiring Harnesses, Dominator EFI, J2B Auxiliary Harness, 8 Additional Inputs, 23 Outputs, Connector Included, Kit

Part Number: HLY-558-402

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Headlight Conversion, RetroBright, LED Style, Sealed Beam, Rectangular, 4 in. x 6 in. Housing, Classic White, High and Low Beam, 3,000K Bulb, Each

Part Number: HLY-LFRB120-1

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Fuel Pressure Regulators, Boost Adjustable, 15-90 psi, Inline, -6AN Inlet, Outlets, Return Style, Aluminum, Black/Clear Anodized, Universal, Kit

Part Number: HLY-12-894KIT

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Calibration Kits, Carburetor Tuning, Calibration, Holley, Double Pumper Style, Metering Jets, Pump Nozzles, Power Valves, Gaskets, Screws, Each

Part Number: HLY-36-182

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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Fuel Pressure Regulators, Die-Cast EFI By-Pass, Adjustable, 15-60 psi, Return, Inline, 3/8 in.-NPT, 1/8 in.-NPT, Ports, Fittings, Gauge, Bracket, Kit

Part Number: HLY-12-882KIT

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Fuel Pumps, Mechanical, 130 gph, 7.5-9 psi, Aluminum, Silver, 3/8 in. NPT, Female Thread, Inlet and Outlet, Chevy, 396ci, 402ci, 427ci, 454ci, Each

Part Number: HLY-12-454-13

3.9 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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Supercharger Carburetor Enclosures, EFI Carburetor Hat, Aluminum, Natural, 5.125 in. Diameter, 3.97 in. Tall, Each

Part Number: HLY-120-230

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Fuel Pumps, Mechanical, 110 gph, 6.5-8 psi, Aluminum, Polished, 1/4 in. NPT, Female Thread, Chrysler, Dodge, Plymouth, 383-440ci, Each

Part Number: HLY-12-440-11

3.83 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

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Water Pumps, Mechanical, Pump Assembly, Standard-volume, Counterclockwise, Aluminum, Black, for Mid-Mount Accessory Drive Only, GM, LS, 4.8-7.0L, Each

Part Number: HLY-97-200

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Air Cleaners, 14 in. Diameter, Round, Steel/Chrome, Holley Logo, 3 in. Filter Height, Each

Part Number: HLY-120-146

4.65 out of 5 stars ( 17 )

Estimated Ship Date: Tomorrow

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Fuel Filters, HP Billet, Inline Style, 3/8 in. Inlet/Outlet, Female Thread, Stainless Steel Mesh, 40 Microns, 100 gph, Black Finish, Gas/E85, Each

Part Number: HLY-162-562

4.91 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

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Headlight Conversion, RetroBright, LED Style, Sealed Beam, 5.75 in. Round Housing, Classic White, High Beam Only, PAR 46, 3,000K Bulb, Each

Part Number: HLY-LFRB126

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Carburetor Jets, Alcohol, Brass, 5/16 in.-32, Sizes 132-200, Four of Each Size, Kit

Part Number: HLY-36-201

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Fuel Filters, Aluminum, Pressure Regulator, Inline, Return, 59.5 psi, 10 Micron, Fuel Injection, 175 GPH, -8 AN Ports, Each

Part Number: HLY-12-876

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Modules, Sniper EFI, Ignition Coil Driver, Plastic Case, Black, Compact, 1 Channel, Labeled Wire Harness, for Canister Ignition Coils, Each

Part Number: SNE-556-150

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Fuel Filters, Die-cast Aluminum, Pressure Regulator, Inline, Return, 59.5 psi, 10 Micron, Fuel Injection, 110 GPH, -8 AN Ports, Each

Part Number: HLY-12-889

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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