Holley Parts and Accessories

Data Acquisition Components, EGT Cap, Stainless Steel, 1/4 in., Each

Part Number: HLY-543-162

Not Yet Reviewed

Estimated Ship Date: Today

Weatherproof Connectors, Holley EFI, MAP Connector, Main Harness, Weather Pack, 3-cavity, Tower, Green Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-212

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Estimated Ship Date: Today

Air Bleeds, Replaceable, Screw-in, Brass, 0.047 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-47-10

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Estimated Ship Date: Today

Weatherproof Connectors, Holley EFI, Ford Modular, CTS Connector, Main Harness, SSC, 2-pin, Female, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-236

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Estimated Ship Date: Today

Weatherproof Connectors, Holley EFI, IAC 4-square Connector, Main Harness, Weather Pack, 4-cavity, Tower, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-214

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Estimated Ship Date: Today

PCV Grommet, Die Cast Valve Covers, Chevy, Set of 2

Part Number: HLY-241-212

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Weatherproof Connectors, Holley EFI, LS1 Knock Sensor Connector, Main Harness, Metripack, 2-pin Female, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-219

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Estimated Ship Date: Today

Oil Pump Spring, High Pressure, Steel, Ford 7.3L Godzilla, Each

Part Number: HLY-302-102

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Estimated Ship Date: Today

Weatherproof Connectors, Holley EFI, Coyote, CTS Sensor Connector, Main Harness, MX 150, 2-pin Female, Black Plastic, Pins, Seals, TPA, Each

Part Number: HLY-570-226

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Estimated Ship Date: Today

Weatherproof Connectors, Holley EFI, Hemi, MAP Sensor Connector, Sealed, 3-pin, Female, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-240

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Wiring Connector Replacement Parts, Holley EFI, Replacement, Weather Seal, Green, GT150, 20-22 gauge wire, 100-piece, Set

Part Number: HLY-571-109

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Estimated Ship Date: Today

Carburetor Jets, Standard Main, Gasoline, Number 109, Jet Size 0.1500 in., Brass, 1/4 in.-32 Thread, Pair

Part Number: HLY-122-109

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Estimated Ship Date: Today

Engine Accessory Bracket Components, Engine Accessory, R4 Tensioner, Spacer, Aluminum, Cast Finish, Chevy, 4.8-7.0L, LS Based, Kit

Part Number: HLY-21-7

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Wiring Connector Replacement Parts, Holley EFI, Replacement, Terminal Pins, Female, SSC Series, 22-18 gauge wire, 100-piece, Set

Part Number: HLY-571-126

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

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O-ring Seals, Fuel Injector, Replacement, Rubber, Delphi Style, 8-piece, Set

Part Number: HLY-508-19

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Carburetor Needle and Seats, Viton® Inlet Needle, Non-Adjustable, Steel, 0.110 in. Seat, Side Hung Float Style, Gasket Included, Each

Part Number: HLY-6-510

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Estimated Ship Date: Today

Weatherproof Connectors, Holley EFI, Hemi, Air Temperature Sensor Connector, Main Harness, Molex 2-pin, Female, Black Plastic, Pins, Seals, TPA, Each

Part Number: HLY-570-227

Not Yet Reviewed

Estimated Ship Date: Today

Timing Cover Gaskets, Replacement, O-Rings, Rubber, Black, for Holley Covers 20-300, 20-320, 20-340, Ford, 7.3L, Godzilla, Kit

Part Number: HLY-97-405

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Weatherproof Connectors, Holley EFI, Modular/Coyote, Knock Sensor Connector, Main Harness, MX 150, 6-pin Male, Black Plastic, Pins, Seals, TPA, Each

Part Number: HLY-570-225

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Weatherproof Connectors, Holley EFI, Ford Modular/Coyote, Idle Air Control Connector, SSC, 2-pin, Female, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-238

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Fittings and Adapters, Holley EFI, Replacement, Service Part, Adapter, Pro-Jection, -6 AN to 3/8 in. Hose Barb, Brass, Each

Part Number: HLY-9906-143

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 3, 2025 if ordered today

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Air Bleeds, Replaceable, Screw-in, Brass, 0.034 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-34-10

Not Yet Reviewed

Estimated Ship Date: Today

Oil Transfer Tube, Pump to Pan Replacement Transfer Tube, Holley Accessory Drive Kits, Ford 7.3L Godzilla, Each

Part Number: HLY-302-86

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Wiring Connector Replacement Parts, Holley EFI, Replacement, Cavity Plug, Molex MX 150, White, 100-piece, Set

Part Number: HLY-571-116

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Wiring Connector Replacement Parts, Holley EFI, Replacement, Weather Seal, Blue, Molex MX 150, 16-20 gauge wire, 100-piece, Set

Part Number: HLY-571-117

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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