2004 Holley Parts and Accessories

Fuel Pressure Regulators, GM EFI, Inline, Stainless Body, 0.375 in. Inlet, 5/16 in. and 3/8 in. Outlets, Quick-Connect, 5 micron, Paper Filter, Each

Part Number: HLY-162-590

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Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Counterclockwise, Power Steering, GM 2, Polished, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-186P

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Alternator and Power Steering Brackets, Driver Side, Cylinder Head Mount, Aluminum, Black Powdercoated, Chevy, Small Block, Each

Part Number: HLY-20-135BK

5.0 out of 5 stars ( 1 )

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Pulley Sets, Serpentine, LS Engine Swap Accessory Drive System, Without A/C, Chevy, V8, Kit

Part Number: HLY-20-143

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Spark Plug Wire Sets, Holley EFI, Cut-to-Fit, OE Coil Packs, Red Wire, 8.00mm Core, Gray Silicone, Plug Boot, Straight, Chevy, LS Engine, Set

Part Number: HLY-561-112

2.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Throttle Cable Brackets, Intake Manifold Mounting Style, Steel, Black, for Use On Holley Intake HLY-300-621, Chevrolet, Small Block LS, Each

Part Number: HLY-20-154

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Intake Manifold Installation, Sniper EFI, O-Ring, Gaskets, Mounting Hardware, Stock Port, Mod-Motor Manifold, Chevy, LS, 5.47L, 6.0L, Kit

Part Number: SNE-870002

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Fuel Pumps, OEM Style, EFI, Electric, In-Tank, 450 lph, 60 psi, 12V, Sending Unit, 220-20 ohms, -8 AN Ports, Return Style, E85 Fuel, Dodge, Ram, Kit

Part Number: HLY-12-325

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Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coils, Sensors, USB Tune Cable, Chevy, LS, 4.8-6,0L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-930T

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Intake Manifolds, EFI, LS Hi-Ram, Cathedral Port Head, Multi-port, 105mm Bore, Standard Deck, Aluminum, Satin Finish, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-123

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Throwout Bearings, T-56, Release Bearing, Replacement, Hydraulic, Cast Aluminum, Black Powdercoated, Factory Connections, Chevy, Pontiac, Each

Part Number: HLY-319-100

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Intake Manifolds, EFI LS Fabricated, Hi-Ram, Throttle Body, Top Only, 95mm Bore, Aluminum, Black, Chevy, LS, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Kit

Part Number: HLY-300-284

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Power Steering Pulleys, Holley, Replacement, 6-groove, LS Serpentine, Press-fit, Steel, Black, 5.75 in. OD, 0.66 in. Bore, for GM Type 2 Pump, Each

Part Number: HLY-97-154

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Valve Covers, Aluminum LS, Centerbolt, Tall, Holley Logo, Cast Aluminum, Black Powdercoated, Satin Finish, Chevy, 4.8-7.0L, Pair

Part Number: HLY-241-172

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Pulley Sets, Serpentine, LS Engine Swap Accessory Drive System, Sanden 7 A/C Only, Black Powdercoated, Chevy, V8, Kit

Part Number: HLY-20-142BK

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Estimated Ship Date: Feb 27, 2026 if ordered today

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Fuel Pumps, OEM Style, EFI, Electric, In-Tank, 255 lph, 60 psi, 12V, Sending Unit, 220-20 ohms, -8 AN Ports, No Return, Dodge, Ram, Trucks, Kit

Part Number: HLY-12-323

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Intake Manifolds, LS Modular, Ultra Lo-Ram EFI, Cathedral Port Head, Multi-port, Standard Deck, 105mm Bore, Aluminum, Silver, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-621

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Fuel Rails, Holley EFI, Billet Aluminum, Black Anodized, 3/4 in.-16, O-ring Inlet, Fittings, Hardware Included, Chevy, LS, 4.8-6.2L,Kit

Part Number: HLY-534-245

4.5 out of 5 stars ( 2 )

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Intake Manifolds, EFI, LS Mid-Rise, Cathedral Port Head, Multi-port, 92mm Bore, Standard Deck, Aluminum, Black Finish, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-126BK

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Throttle Body, Sniper EFI, Multi-port Injection, 85mm Bore, Billet Aluminum, Black Anodized, Cable Operated, Chevy, 4.8-6.0L, Each

Part Number: SNE-860024

3.0 out of 5 stars ( 2 )

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Fuel Pumps, Electric, In-Tank, 255 lph, 110 psi, 12V, Sending Unit, Stock Inlet and Outlet, Chevy, GMC, Truck, 4.3L, 4.8L, 5.3L, 6.0L, 8.1L, Each

Part Number: HLY-12-954

4.75 out of 5 stars ( 8 )

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Timing Covers, Replacement, Natural Finish, for Mid-Mount Accessory Drive 20-290, 20-292, Gen III, Hemi, Non-VVT, Cast Aluminum, 5.7L, 6.1L, Each

Part Number: HLY-97-372

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Plug-and-Play, Drive-by-Wire, Tuner/Trans Control, 4R70W, Ford, 4.6L, 5.4L, Kit

Part Number: HLY-550-1317

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Wiring Harnesses, Holley EFI, Gen III Hemi, VVT, SRV, Sub-Harness Only, Plug-and -Play, for Terminator X, Terminator X Max EFI, Dodge, 5.7-6.4L, Each

Part Number: HLY-558-132

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Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Finned, Cast Aluminum, Orange Gloss, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-183

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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