2004 Holley Parts and Accessories

Intake Manifolds, Dual Injection, Lo-Ram EFI, Cathedral Port Heads, Standard Deck, 105mm Bore, Aluminum, Satin Finish, Chevy, LS, 4.8-6.0L, Each

Part Number: HLY-300-624

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

• Free Shipping

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

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, CANBUS, Chevy, LS, 5.7L, Kit

Part Number: HLY-550-602

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Intake Manifolds, Sniper EFI, Dual Plenum, Cathedral Port, 92mm Throttle Body, 1,00-6,800 RPM, Aluminum, Black, Chevy, LS, 4.8-6.0L, Each

Part Number: SNE-820202

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Fuel Injection Systems, Terminator X, Stealth 4150, 58X LS EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Shiny, Chevy, 4.8-7.0L, Kit

Part Number: HLY-550-1060

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

• Free Shipping

Intake Manifolds, EFI, LS, Hi-Ram, Base Only, Cathedral Port, Multi-port, Standard Deck, Aluminum, Black Finish, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, Each

Part Number: HLY-300-227BK

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pulley Sets, Serpentine, LS Engine Swap Accessory Drive System, Sanden 7B10 A/C Only, Black Powdercoated, Chevy, GMC, V8, Kit

Part Number: HLY-20-138BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator Brackets, Low-Mount, Aluminum, Natural, Chevy, Kit

Part Number: HLY-20-166

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

• Free Shipping

Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coil, Trans Control, Sensors, USB Tune Cable, Chevy, LS, 5.7L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-926T

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

• Free Shipping

Accessory Drive Bracket Kits, for R4 Compressor, Aluminum, Natural, Chevy, Small Block LS, Kit

Part Number: HLY-20-131

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

• Free Shipping

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

Part Number: HLY-241-180

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Intake Manifold Base, LS Modular Hi-Ram, Base Only, Tunnel Ram, Aluminum, Black Ceramic Coated, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, Cathedral Port, Each

Part Number: HLY-300-226BK

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Throttle Linkage, Dual-Plenum EFI Linkage Kit, 102mm Throttle Bodies, Includes Brackets, Plate, Cables, and Hardware, Chevy, LS, Kit

Part Number: SNE-860030

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pedal Assembly Components, Drive-By-Wire Accelerator Pedal Bracket, Use with Holley 145-160 Pedal, Steel, Black Powdercoated, Chevy, GMC, Each

Part Number: HLY-145-121

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Weatherproof Connectors, Holley EFI, Ford Modular/Coyote, Cam/Crank Position Sensor Connector, Sealed, 2-pin, Female, Black Plastic, Seals, TPA, Each

Part Number: HLY-570-241

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Throttle Body Adapters, Holley, Angle Correcting Adapter, 95mm Bore, Aluminum, Black, Chevy, Gen V LT/ LS, 4.8-7.0L, with Accessory Drive, Each

Part Number: HLY-717-16

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

• Free Shipping

Accessory Brackets, LS Engine, Cast Aluminum, Polished Finish, Alternator, Power Steering, Chevy, LS, 4.8-7.0L, Kit

Part Number: HLY-20-155P

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Accessory Drive Bracket Spacer Kits, Aluminum, Black Finish, Middle Alignment, Chevy, Small Block LS, Each

Part Number: HLY-21-2BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

• Free Shipping

Throttle Linkage, Sniper EFI, Dual Plenum Linkage, Aluminum, Black Anodized, 92mm Bore, Brackets, Cables, Hardware, Chevy, LS, 4.8-7.0L, Kit

Part Number: SNE-860028

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

• Free Shipping

Hardware Kits, Split Intake Manifold, O-rings, Cord, Hardware, Silver Finish, Intake 300-255, 300-256, 300-290, 300-291, Chevy, LS, 4.8-7.0L, Kit

Part Number: HLY-508-31

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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

Part Number: HLY-20-142BK

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve Cover Fasteners, Holley EFI, Tall LS Valve Cover Bolts, Polished, Aluminum, Hex Head, 6mm x 1.0 Thread, Hardware Included, Chevy, 4.8-7.0L, Each

Part Number: HLY-561-133

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Oil Fill Caps, LS Engine, Twist-in, Octagon Shape, Black, Plastic, Billet Aluminum Insert, Domed Holley Decal, Each

Part Number: HLY-241-224

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Accessory Drive Systems, LS Mid-Mount, Serpentine, Alternator, Power Steering, Water Pump, AC, Pulleys, 6-groove, Polished, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-190P

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Accessory Drive Systems, LS Mid-Mount, Serpentine, Alternator, Power Steering, Water Pump, AC, Pulleys, 6-groove, Natural Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-190

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order