Holley Parts and Accessories

Rebuid Kits, Fast Kit, Performance Tuning, Rebuild, Model 4150, Gaskets, O-rings, Pump Diaphragm, Needle, Power Valve, Instructions, Kit

Part Number: HLY-37-485

4.75 out of 5 stars ( 170 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Injection System Components, Holley EFI, CAN to USB Dongle, Communication Cable, 8 ft. Long, for Holley, Sniper, Terminator X, EFI Systems, Each

Part Number: HLY-558-443

4.63 out of 5 stars ( 62 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Pressure Regulators, Die-Cast By-Pass, Adjustable, 4.5-9 psi, Return Style, In-line, 3/8 in.-NPT Ports, 1/8 in.-NPT Gauge Ports, Aluminum, Each

Part Number: HLY-12-881

4.15 out of 5 stars ( 52 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Pumps, Mighty Mite, Electric, 7 psi, 32 gph Free Flow Rate, 1/8 in. NPT Female Threads Inlet/Outlet, Each

Part Number: HLY-12-427

4.13 out of 5 stars ( 167 )

Estimated Ship Date: Tuesday 9/2/2025

Ignition Coils, Sniper EFI, Hyperspark, Remote Mount, Epoxy, Male/HEI Attachment, Black, 43,000 V, Square, Bracket Included, Each

Part Number: SNE-556-152

4.82 out of 5 stars ( 44 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Pressure Regulators, Carburetor Bypass Style, Return, 4.5-9 psi, Black, One 3/8 in. NPT Female Inlet, One 3/8 in. NPT Female Outlet, Each

Part Number: HLY-12-887

4.11 out of 5 stars ( 83 )

Estimated Ship Date: Tuesday 9/2/2025

Carburetor Jets, Gasoline, Brass, 1/4 in.-32, Sizes 64-99, Two of Each Size, Kit

Part Number: HLY-36-181

4.85 out of 5 stars ( 80 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Pressure Regulators, Adjustable, Return, Inline, 15-60 psi, Aluminum, Black, One 3/8 in. NPT Female Inlet, One 3/8 in. NPT Female Outlet, Each

Part Number: HLY-12-886

4.32 out of 5 stars ( 19 )

Estimated Ship Date: Tuesday 9/2/2025

Interconnect Cables, Holley, Sniper EFI, CAN to USB Cable, Data, 96 in., Black, Each

Part Number: SNE-558-495

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Pressure Regulators, GM EFI, Inline, Steel Body, -6 AN Inlet/Dual Outlet, Male Threads, 5 micron, Paper Filter, Each

Part Number: HLY-162-591

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Tuesday 9/2/2025

Ignition Coil, Coil-Near-Plug Smart Coil, Black, 44,000V, Each

Part Number: HLY-556-112

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Injectors, Terminator X, EFI, 100 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Each

Part Number: HLY-522-101X

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Lines, Chrome, Steel, Holley, 4150, 5/8 in. x 18 inverted flare Inlet and outlets, Kit

Part Number: HLY-34-150

2.87 out of 5 stars ( 90 )

Estimated Ship Date: Tuesday 9/2/2025

Sensors, Replacement, Air Temperature, Brass, 3/8 in. NPT, for Holley EFI, Pro-Jection Systems, Each

Part Number: HLY-534-20

4.0 out of 5 stars ( 10 )

Estimated Ship Date: Tuesday 9/2/2025

Idle Air Valve, IAC, Replacement, Steel, Zinc, Sniper EFI, Holley EFI, Each

Part Number: HLY-543-34

2.4 out of 5 stars ( 5 )

Estimated Ship Date: Tuesday 9/2/2025

Rebuid Kits, Fast Kit, Performance Tuning, Rebuild, Model 670, 770, Street Avenger, Gaskets, O-rings, Pump Diaphragm, Needle, Power Valve, Manual, Kit

Part Number: HLY-37-935

4.56 out of 5 stars ( 55 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Injection System Wiring Harness, Holley EFI, Main Power, Universal, Speed Density/Throttle, 13 ft. Long, for Avenger, HP, Dominator EFI, Kit

Part Number: HLY-558-308

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Fuel Pressure Regulators, Die-Cast EFI By-Pass, Adjustable, 15-60 psi, Return Type, Inline, 3/8 in.-NPT Ports, 1/8 in.-NPT Gauge Ports, Aluminum, Each

Part Number: HLY-12-882

2.73 out of 5 stars ( 11 )

Estimated Ship Date: Tuesday 9/2/2025

Idle Air Control, Motor, for Commander 950, Digital Pro-Jection 2-/4-Bbl, Holley Sniper EFI TBI/HP 4-Bbl, Terminator/Avenger Black 4-Bbl, Plastic,Each

Part Number: HLY-543-105

3.95 out of 5 stars ( 19 )

Estimated Ship Date: Tuesday 9/2/2025

Carburetor Gaskets, Fuel Bowl, Buna Rubber, Blue, Non-Stick, for Model 2300, 4150, 4160, 4500, 2-Circuit Models, 10-Piece, Set

Part Number: HLY-1008-1911-1

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Tuesday 9/2/2025

Feed Lines, Holley EFI, Stealth 4150, Fuel Logs, Black Nitrile Hose, -6 AN, Male Thread, Dual Outlet, Female Thread, fits Sniper, Terminator X, Each

Part Number: HLY-534-247

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Tuesday 9/2/2025

Timing Covers, 1-Piece, Aluminum, Natural, Chevrolet, Small Block, With Crank Sensor, Each

Part Number: HLY-21-152

4.43 out of 5 stars ( 23 )

Estimated Ship Date: Tuesday 9/2/2025

Choke Kits, Electronic Choke, Shiny Finish, Holley 2300, 4160 Models, Kit

Part Number: HLY-45-223S

4.79 out of 5 stars ( 14 )

Estimated Ship Date: Tuesday 9/2/2025

Rebuid Kits, Fast Kit, Rebuild, Nostalgia Model 2300, 2-barrel, Gaskets, O-rings, Pump Diaphragm, Needle, Power Valve, Instructions, Kit

Part Number: HLY-37-396

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Tuesday 9/2/2025

Rebuid Kits, Carburetor Renew, 4500 Models, Gaskets, O-rings, Pump Diaphragm, Needle, Seats, Sizes 0.120, 0.130, Power Valve, Instructions, Kit

Part Number: HLY-37-1534

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Tuesday 9/2/2025