Holley Parts and Accessories

Air Bleeds, Replaceable, Screw-in, Brass, 0.070 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-70-10

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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: Tuesday 9/2/2025

Carburetor Power Valves, Replacement, Single Stage, High Flow, 8.5 in. Hg, Gaskets, Each

Part Number: HLY-125-185

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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: Tuesday 9/2/2025

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -6 AN, -6 AN, Each

Part Number: HLY-26-181

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Air Bleeds, Replaceable, Screw-in, Brass, 0.030 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-30-10

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Plugs, Sniper EFI, Idle Air Control Plug, O-ring Included, for Dual 4 Barrel, Sniper EFI Engines, Each

Part Number: SNE-543-123

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Filters, Inline, Chrome, Steel, 5/16 in. Hose Barb Inlet and Outlet, Each

Part Number: HLY-162-524

3.5 out of 5 stars ( 6 )

Estimated Ship Date: Tuesday 9/2/2025

Sensors, Replacement, Coolant Temperature, Analog Style, Brass, Natural, 3/8 in. NPT, for Holley Pro-Jection Systems, Each

Part Number: HLY-534-2

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Pressure Regulator Rebuild Set, Diaphragm, Spring, Instructions, Multi-Fuel, for 12-841, 12-842, 12-881, and 12-887, Fuel Pressure Regulators,Kit

Part Number: HLY-12-823

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 28, 2025 if ordered today

Gauge Mounting Bracket, Pedestal Mount, 3 3/8 in. Diameter, Steel, Black, Each

Part Number: HLY-26-620

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tuesday 9/2/2025

Accelerator Pump Arms, Steel, Gold Iridited, 50cc, Dominator, Each

Part Number: HLY-20-145

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

Accelerator Pump Cover, Cast Steel, Zinc Plated, 50cc, for Holley, 4150, 4160, 4500, Each

Part Number: HLY-26-140

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -6 AN, -8 AN, Each

Part Number: HLY-26-183

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Water Necks and Thermostat Housings, Gen III Hemi, Thermostat/Housing, 90 Degree, Swivel, Aluminum, Black, with Bolts, Chrysler, Dodge, 5.7-6.4L, Each

Part Number: HLY-97-341

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Fuel Injection System Components, Holley EFI, CAN Extension Harness, 9 in. Long, Pre-Terminated, Plug-and-Play, for Racepak/External CAN Drives, Each

Part Number: HLY-558-428

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

There are carburetors, and then there are Holley carburetors—as evidenced by Holley Double Pumper long...

4.67 out of 5 stars ( 9 )

Steering Shafts, Steel, 36 in. Long, 3/4 in. DD Style, Zinc Plated, Black Finish, Each

Part Number: HLY-320-201

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Carburetor Components, Screws, Accelerator Pump, Discharge Nozzle, Up to 0.037 in., Solid Screw, Steel, Cadmium Plated, 12-28 in. Thread, Each

Part Number: HLY-121-6

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Rail Fasteners, Lo-Ram Manifold, LS Series, Aluminum Brackets, Black, Kit

Part Number: HLY-534-262

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Throttle Cable Brackets, Linkage Plate, Aluminum, Black Anodized, Lokar Style, For Use with Holley Bracket, Each

Part Number: HLY-20-278

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Gauge, Nitrous Pressure, 0-1,500 psi, 1 1/2 in., Analog, Mechanical, Black Face, Each

Part Number: SNE-15954NOS

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Air Filter Elements, Oval, Red, Cotton Gauze, 2.5 in. Height, 17 in. Length, 9 in. Width, Each

Part Number: HLY-120-409

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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: Tuesday 9/2/2025

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

Part Number: HLY-121-121

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025