Holley Parts and Accessories

Fuel Injection Components, M8 Four Pin, 4 Ft, Extension Cable, Each

Part Number: HLY-558-484

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Power Valve Savers, Check Ball Kit, Brass Seat, Springs, Stop, Steel Drill Bit, Zinc Plated, Kit

Part Number: HLY-125-500

4.6 out of 5 stars ( 25 )

Estimated Ship Date: Tuesday 9/2/2025

Brackets, Steel, Gray, Choke Cable Mount, Underdash, Each

Part Number: HLY-45-229

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Tuesday 9/2/2025

Gauge Mounting Bracket, Pedestal Mount, 2 1/16 in. Diameter, Steel, Black, Each

Part Number: HLY-26-619

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Tuesday 9/2/2025

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: Tuesday 9/2/2025

Accelerator Pump Discharge Nozzles, Squirters, .031 in., Straight, Pair

Part Number: HLY-121-131

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Injection System Components, Holley Sniper EFI, Hyperspark, Hyperspark 2, Service Harness, Ignition Box, Each

Part Number: SNE-556-156

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Light Bulbs, RetroBright, LED, 1156 Style, Modern White, 5,700K, 580 Lumens, Turn Signal Bulbs, Pair

Part Number: HLY-HLED04

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Tool, HyperSpark Distributor Installation Tool, for Use On All HyperSpark 565-300 Series Distributors with A Clockwise Rotation, Each

Part Number: HLY-565-32

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Weatherproof Connectors, Holley EFI, J2B Input/Output Connector, OEM Style, Black Plastic, includes Pins, Seals, TPA, Kit

Part Number: HLY-570-346

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Banners, Vinyl, Black, Holley EFI Logo, Grommets, 36 in. Width, 120 in. Length, Each

Part Number: HLY-36-398

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Throttle Body Adapter, Sniper EFI, Billet Aluminum, 92mm Bore, Black Anodized, for 78mm Factory Intake, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: SNE-860020

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Fuel Injection Components, M8 Four Pin, 8 Ft, Extension Cable, Each

Part Number: HLY-558-485

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Carburetor Gaskets, Needle and Seat, Top Gasket, Fiber Material, 10-piece, Set

Part Number: HLY-1008-777

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Tuesday 9/2/2025

Throttle Cable Brackets, Intake Manifold Mounting Style, Steel, Black, for Use On Holley Intake HLY-300-621, Chevrolet, Small Block LS, Each

Part Number: HLY-20-154

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Accelerator Pump Discharge Nozzles, Squirters, .045 in., Straight, Pair

Part Number: HLY-121-145

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Tuesday 9/2/2025

Weatherproof Connectors, Holley EFI, J4 Input/Output Connector, OEM Style, Black Plastic, includes Pins, Seals, TPA, Kit

Part Number: HLY-570-348

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Water Neck Thermostat Housings, Replacement, Aluminum, 1.50 in. Outlet, O-ring Seal, with Thermostat, for LT/LS Mid-Mount Accessory Drive Only, Each

Part Number: HLY-97-169

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Accelerator Pump Discharge Nozzles, Squirters, .040 in., Tube, Pair

Part Number: HLY-121-40

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Tuesday 9/2/2025

Carburetor Power Valves, Replacement, Single Stage, High Flow, 4.5 in. Hg, Gaskets, Each

Part Number: HLY-125-145

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tuesday 9/2/2025

Convoluted Tubing, Wire Looms and Wire Sleeves, Holley EFI, Split Wire Loom, Black Nylon, Slip-on Insulation, 0.500 in. I.D., 10 ft. Long, Each

Part Number: HLY-573-106

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tuesday 9/2/2025

Accelerator Pump Discharge Nozzles, Squirters, .037 in., Tube, Pair

Part Number: HLY-121-37

4.1 out of 5 stars ( 10 )

Estimated Ship Date: Tuesday 9/2/2025

Accelerator Pump Discharge Nozzles, Squirters, .028 in., Straight, Pair

Part Number: HLY-121-128

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Tuesday 9/2/2025

Accelerator Pump Discharge Nozzles, Squirters, .028 in., Tube, Pair

Part Number: HLY-121-28

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

Light Bulbs, RetroBright, LED, 1156 Style, Classic White, 3,000K, 580 Lumens, Turn Signal, Bulbs, Pair

Part Number: HLY-HLED05

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025