Holley Parts and Accessories

Carburetor Kits, Adjusting Hardware, Needle and Seat, External Adjustable, Brass Screw, Nut, Washers, Gold Finish, Kit

Part Number: HLY-34-7

4.72 out of 5 stars ( 18 )

Estimated Ship Date: Monday 9/15/2025

Plugs, Power Valve, Block-off, 1/2 in.-28 Thread, Gasket Included, Model 2300, 4150, 4160, 4500, Each

Part Number: HLY-26-36

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/15/2025

Carburetor Plugs, Fuel Bowl, Sight Plugs, Brass, Gasket Included, Pair

Part Number: HLY-26-13

4.96 out of 5 stars ( 24 )

Estimated Ship Date: Monday 9/15/2025

Mounting Gaskets, Throttle Body, Composite Material, 1.688 in. Bore Size, Model 4150, 4160, Each

Part Number: HLY-108-5

4.83 out of 5 stars ( 12 )

Estimated Ship Date: Monday 9/15/2025

Throttle Body Gaskets, Composite, 1.750 in. Bore Diameter, Holley, 4150/4160, Each

Part Number: HLY-108-7

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

Carburetor Cleaner, 18.00 oz., Aerosol, Each

Part Number: HLY-120-HLYCC-18

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted

Ignition Coil Brackets, Holley EFI, Offset Coil Bracket, Steel, Black Finish, for Holley Valve Covers, High Mount Alternator, Hardware Included, Each

Part Number: HLY-561-132

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/15/2025

Fuel Pressure Gauge Fitting, Brass, 90 Degree Elbow, 1/8 in. NPT Male, 1/8 in. NPT Female, Each

Part Number: HLY-26-69

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 9/15/2025

Carburetor Gaskets, Fuel Bowl Inlet, Fitting Gasket, 9/16 in. Inner Diameter, Aluminum, Pair

Part Number: HLY-108-1

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Weatherproof Connectors, Holley EFI, Odd/Even Coil Connector, Sub-Harness Side, Metripack, 8-pin Male, Gray Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-208

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

Weatherproof Connectors, Holley EFI, Input/Output Connector, Main Harness Side, Metripack, 8-pin Female, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-209

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

O-Rings, Transfer Tube, Replacement, Rubber, fits Model 4150, 4160, 4165, 4175, Pair

Part Number: HLY-26-37

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Monday 9/15/2025

Weatherproof Connectors, Holley EFI, Universal Ignition Connector, Main Harness, Metripack, 10-pin Female, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-203

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

Wiring Harnesses, RetroBright Adapter, H4, Non-Standard Plug, Pin-Out Swap, Plug-and Play, Ceramic, Premium Version,Pair

Part Number: HLY-H820

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Weatherproof Connectors, Holley EFI, Power Tap Connector, Main Harness Side, Metripack, 4-pin Female, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-210

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

Mounting Gaskets, Throttle Body, Composite Material, Model 2300, Each

Part Number: HLY-108-40

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

Valve Cover Fasteners, Holley EFI, Tall LS Valve Cover Bolts, Polished, Aluminum, Hex Head, 6mm x 1.0 Thread, Hardware Included, Chevy, 4.8-7.0L, Each

Part Number: HLY-561-133

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Decals, Windshield Decal, Holley LS Fest.com, White, 24 in. Long, 3.5 in. Tall, Each

Part Number: HLY-36-403

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Throttle Body Gasket, Composite, 1.563 in. Bore Diameter, Holley, 4150/4160, Each

Part Number: HLY-108-3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

Weatherproof Connectors, Holley EFI, Injector Connector, Main Harness Side, Metripack, 10-pin Male, Gray Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-201

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Decals, Vinyl, Adhesive Back, Red, White, Black, Holley HP Carbs Logo, Each

Part Number: HLY-36-256

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/15/2025

Weatherproof Connectors, Holley EFI, Knock Sensor Connector, MPFI Universal Harness, Metripack, 3-pin Male, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-205

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Carburetor Gaskets, Fuel Bowl, Primary Side, Fiber Material, Black, Model 4180, Pair

Part Number: HLY-108-56-2

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/15/2025

Decals, Holley EFI, Black, Silver, Red, 10.75 in. Long, 3.00 in. Wide, Vinyl, Adhesive, Each

Part Number: HLY-36-456

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Weatherproof Connectors, Holley EFI, Wideband Connector, Main Harness Side, Metripack, 8-pin Male, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-200

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025