Holley Parts and Accessories

Fuel Pump Block-Off Plates, Steel, Chrome Plated, with Gaskets, Chevy, Chrysler, Big, Small Block, Ford, 385 Series, FE, Windsor, V8 Engines, Each

Part Number: HLY-12-813

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Gaskets, Intake Manifold, Replacement, Holley LT1 Intakes Only, Chevy, 5.3L, 6.2L, Set

Part Number: HLY-508-25

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Gaskets, Replacement, Port Flange, O-ring, Size 2-234, Intake Model 300-255, 300-256, 300-290, 300-291, 8-piece, Set

Part Number: HLY-508-28

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Carburetor Gaskets, Metering Block, Rubber, Blue, Non-Stick, Model 2300, 4150, 4160, 4165, 4175, No Accelerator Pump Transfer Tube, Pair

Part Number: HLY-108-91-2

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/20/2025

Air Bleeds, Replaceable, Screw-in, Brass, 0.036 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-36-10

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Throttle Body Components, Throttle Body Screw, Replacements, Steel, Gold Finish, 10-piece, Set

Part Number: HLY-1005-567

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Wiring Harnesses, RetroBright, Ground Switched Harness, Easy Installation, Toyota, Land Cruiser, Each

Part Number: HLY-H840

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Carburetor Throttle Plates, Steel, 2 in. Diameter, 4-Barrel, No Hole, Kit

Part Number: HLY-26-100

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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

Part Number: HLY-108-102

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/20/2025

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 )

Air Bleeds, Replaceable, Screw-in, Brass, 0.040 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-40-10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

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: Monday 10/20/2025

Air Filter Assembly Spacers, 5 1/8 in. Diameter Neck, 1.38 in. Tall, Plastic, Black, for 4165 Series Carburetors, Each

Part Number: HLY-17-13

3.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 10/20/2025

Crankshaft Damper Spacers, Replacement, Steel, Black, for LS7 Wet to Dry Sump Conversion, Chevy, 7.0L, Each

Part Number: HLY-97-333

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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: Monday 10/20/2025

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: Monday 10/20/2025

Reference Materials, Holley Carburetor Installation and Tuning, DVD, Each

Part Number: HLY-36-378

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/20/2025

Carburetor Power Valves, Replacement, Single Stage, High Flow, 5.5 in. Hg, Gaskets, Each

Part Number: HLY-125-155

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/20/2025

Oil Cooler Block-Off , Mechanical, Holley, LT4 Wet Cooler, Feed Port, Aluminum, Red Anodized, Each

Part Number: HLY-97-209

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Rebuild Kits, Fuel Pressure Regulator, Diaphragm Only, for Pressure Regulator 12-803BP, Kit

Part Number: HLY-12-818

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Fuel your wardrobe with Holley LS Fest hoodies. These great looking tops feature soft heavyweight cotton...

3.0 out of 5 stars ( 1 )

Air Bleeds, Replaceable, Screw-in, Brass, 0.035 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-35-10

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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: Monday 10/20/2025

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: Monday 10/20/2025

Air Bleeds, Replaceable, Screw-in, Brass, 0.045 in. Diameter, 10 in.-32 Thread, for 4150 HP, 4500 Models, 10-piece, Set

Part Number: HLY-126-45-10

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025