Holley Parts and Accessories

Rebuild Kits, Fuel Pressure Regulator, Service Kit, Diaphragm, Spring, Instructions, for Demand Regulator 12-840, Kit

Part Number: HLY-12-822

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/20/2025

Light Bulbs, RetroBright, LED, 1156 Style, Amber Color, 580 Lumens, Turn Signal, Bulbs, Pair

Part Number: HLY-HLED15

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Throttle Lever Studs, Replacement, GM Throttle/Cruise Control, Steel, Zinc Finish, 1/4 in.-28 UNF Thread, 3/8 in. Diameter Stud, with Hardware, Each

Part Number: HLY-20-36

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Weatherproof Connectors, Holley EFI, J1B Input/Output Connector, OEM Style, 26-pin, Female, Black Plastic, includes Pins, Seals, TPA, Kit

Part Number: HLY-570-344

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Fitting, Fuel Bowl Inlet Plug, Male Threads, Aluminum, Red, 7/8-20 Thread, Each

Part Number: HLY-26-76

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Fitting, Carburetor Inlet, -8 AN Hose End to 7/8-20 in. Male Thread, Steel, Each

Part Number: HLY-26-74

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/20/2025

Carburetor Floats, Side Hung, Nitrophyl Material, Non-Adjustable, for Model 4150, Each

Part Number: HLY-216-43

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/20/2025

Gaskets, Carburetor, Fuel Bowl, Blue, Non-Stick, Reusable, Screws Included, fits Model 2300, 4150, 4500, Demon Series, Kit

Part Number: HLY-26-124

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/20/2025

Carburetor Components, Sealing Plates, Secondaries, with Power Valve Cavity, Model 4160, Kit

Part Number: HLY-108-122

4.33 out of 5 stars ( 9 )

Estimated Ship Date: Monday 10/20/2025

Carburetor Gaskets, Base Plate, Mounting, 4-Barrel, Square Bore, 4-Hole, 0.260 in. Thick, Composite, Model 4150, 4160, Hardware Included, Kit

Part Number: HLY-108-51

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Carburetor Discharge Nozzles, Accelerator Pump Discharge Nozzles, Aluminum, Tube Type, 0.042 in. Nozzle Size, Gaskets, Screws Included, Pair

Part Number: HLY-121-42

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

HydraMat Install Kits, Magnets, 4-40 Thread Studs, Nuts, Washers, Kit

Part Number: HLY-16-203

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Engine Oil Dipstick, Ford 7.3L Godzilla, Plastic Handle, Yellow, Steel Tube, Black Powdercoated, Ford, Each

Part Number: HLY-302-14

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Throttle Lever Studs, 1.25 in. Length, Throttle/Cruise Control, Universal, Each

Part Number: HLY-20-64

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Air Bleeds, Replaceable, Screw-in, Brass, 0.061 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-61-10

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Brackets, Steel, Gold Iridited, Carburetor Cable Mount, Holley, 4010/4150/4160, Each

Part Number: HLY-45-456

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Plugs, Metering Block, Main Well, 0.258 in. Diameter, Brass, Natural Finish, 10-piece, Set

Part Number: HLY-26-111-10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Vacuum Passage Gaskets, Cork, Choke and Vacuum Secondary Housing, Package of 20

Part Number: HLY-108-67-20

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/20/2025

Fitting, Reducer, Inverted Flare to Inverted Flare, Straight, Brass, Natural, 5/8-18 in. Inverted Flare, 1/2-20 in. Inverted Flare, Each

Part Number: HLY-26-70

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 10/20/2025

Fuel Injection System Wiring Harnesses, Holley EFI, CAN Adapter Harness, Male to Female Adapter, 12 in. Long, for Racepak or CAN Device, Each

Part Number: HLY-558-451

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Pulley Nose Cones, Holley, Alternator Pulley Cover, Aluminum, Black Finish, fits Holley Premium Alternators Only, 97-302, 97-303, 97-304, Each

Part Number: HLY-97-187

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Accelerator Pump Cover, Cast Steel, Polished, 30cc, Screws Included, for Holley 4150, 4160, 4500, Kit

Part Number: HLY-26-139S

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Rebuild Kits, Fuel Pump, Red Electric, Model 12-801-1, Lower Gasket, Check Valve, Spring, Screen Filter, Kit

Part Number: HLY-12-805

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 10/20/2025

Carburetor Gaskets, Base Plate, Paper, 4-barrel, Dominator 4500, Open Center, 0.063 in. Thick, Each

Part Number: HLY-108-103

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Accelerator Pump Discharge Nozzles, Squirters, .021 in., Straight, Pair

Part Number: HLY-121-121

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025