2004 CHEVROLET Holley Parts and Accessories

Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Black Satin, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-177

3.64 out of 5 stars ( 14 )

Estimated Ship Date: Today

• Free Shipping

Crank Triggers, 12-1X LS, Hall Effect, 8 in. Diameter, Aluminum, Silver, Adjustable Bracket, Black, 3-wire Pickup, Gen III, IV, LS, Kit

Part Number: HLY-556-174

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Polished, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-176

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: HLY-241-178

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: HLY-241-179

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Wiring Harnesses, Holley EFI, Replacement, LS1/6, 24X/1X Main Harness, Mass Airflow Metered, for HP, Dominator, EFI Systems Only, Chevy, 5.7L, Each

Part Number: HLY-558-102

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Intake Manifolds, Fuel Injected, LS Single Plane Split-Design Race, Stock/OEM Deck, 2,500-7,000 RPM, Aluminum, Natural, Chevy, Small Block, Each

Part Number: HLY-300-255

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

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

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Intake Manifolds, LS Modular, Lo-Ram EFI, Base Only, Multi-port, -8 AN, O-ring Female, Fuel Rails, Runners, Aluminum, Natural, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-600

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Water Pump Housings, Holley, LS Cooling Manifold, Aluminum, Black, Steam Tube Inlet, 1/8 in.-NPT, for Holley Mid-Mount Accessory Drive Only, Each

Part Number: HLY-97-167

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Intake Manifolds, LS Split Design, Carbureted, Cathedral Port Head, Single Plane, 4-barrel, Square Bore, Aluminum, Satin Finish, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-256

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Intake Manifolds, LS Modular, Lo-Ram EFI, Base Only, Multi-port, -8 AN, O-ring Female, Fuel Rails, Runners, Aluminum, Black, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-600BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

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 )

Estimated Ship Date: Today

• Free Shipping

Harmonic Balancers, LS Engine, Internal Balance, Steel, Black, Degree Marked, 7.5 in. Diameter, for Mid-Mount Accessory Drive Only, GM, 5.7-6.2L, Each

Part Number: HLY-97-190

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HLY-241-182

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Valve Covers, LS Pontiac, Cast Aluminum, Perimeter Bolt, Plain, Cast Aluminum, Black Satin, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-192

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Intake Manifolds, LS Split Design EFI, Single Plane, Aluminum, Natural, 4500 Dominator, Chevrolet, LS1, LS2, LS6, Kit

Part Number: HLY-300-294

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crank Triggers, Holley EFI, 12-1X LS, Hall Effect, 7.25 in. Diameter, Aluminum, Silver, Adjustable Bracket, 3-wire Pickup, Gen III, IV, SBC, Kit

Part Number: HLY-556-175

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Intake Manifolds, LS Split Design, Carbureted, Cathedral Port Head, Single Plane, 4-barrel, Square Bore, Aluminum, Black Finish, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-256BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Intake Manifolds, Sniper EFI, Fabricated, Cathedral Port, 102mm Throttle Body, 2,200-6,800 RPM, Aluminum, Silver, Chevy, LS, 4.8-6.0L, Kit

Part Number: SNE-820041-1

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Wiring Harnesses, Holley EFI, LS1/6, 24X/1X, Main Harness, Plug-and-Play, Extended Length, for Dominator/HP EFI Systems, Chevy, 4.8-6.0L, Each

Part Number: HLY-558-133

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Valve Covers, LS Ford Style, Cast Aluminum, Center Bolt, Plain, Cast Aluminum, Polished Finish, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-186

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Intake Manifolds, Sniper EFI, Fabricated, Cathedral Port, 102mm Throttle Body, 2,200-6,800 RPM, Aluminum, Black, Chevy, LS, 4.8-6.0L, Each

Part Number: SNE-820042-1

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Intake Manifolds, LS EFI, Single Plane, Mid-Rise, Cathedral Port, Multi-port, 2,500-7,000 RPM Range, Aluminum, Black Finish, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-137BK

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Intake Manifolds, Sniper EFI, Fabricated, Cathedral Port, 92mm Throttle Body, 1,800-7,000 RPM, Aluminum, Silver, Chevy, LS, 4.8-6.0L, Each

Part Number: SNE-820031-1

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping