CHEVROLET Chevy small block Gen III/IV (LS-based engines) Holley - Free Shipping on Orders Over $109 at Summit Racing

Holley Intake Manifold Gaskets 508-28

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: Tomorrow

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Holley HP EFI ECU and Harness Kits 550-602

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: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Holley EFI LS Hi-Ram Intake Manifolds 300-125

Intake Manifolds, EFI, LS Hi-Ram, Raised Rectangular Port Head, Multi-port, 105mm Bore, Standard Deck, Aluminum, Satin Finish, Chevy, 7.0L, Each

Part Number: HLY-300-125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Holley Terminator X Stealth 4150 24X LS EFI Fuel Injection Systems 550-1020

Fuel Injection Systems, Terminator X, Stealth 4150, 24X LS EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Shiny, Chevy, 4.8-7.0L, Kit

Part Number: HLY-550-1020

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

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Estimated Ship Date: Nov 28, 2025 if ordered today

Holley Terminator X Stealth 4150 58X LS EFI Fuel Injection Systems 550-1061

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

Part Number: HLY-550-1061

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Holley EFI Systems Wiring Harnesses 558-112

Wiring Harnesses, Holley EFI, Main Harness, 58X LS TBI, for Terminator, Terminator Stealth, Throttle Body Systems, Chevy, Each

Part Number: HLY-558-112

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Holley Aluminum LS Valve Covers 241-403

Valve Covers, Aluminum LS, Centerbolt, Tall, Chevrolet Logo, Cast Aluminum, Orange Gloss, Baffled, Chevy, LS, 5.7L, 6.0L, 6.2L, 7.0L, Pair

Part Number: HLY-241-403

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Holley LS Engine Oil Fill Caps 241-198

Engine Oil Filler Caps, LS Engine Oil Fill Caps, Dished, Round, Screw-in, Aluminum, Silver, Chevrolet, Small Block LS, Each

Part Number: HLY-241-198

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Holley LS Engine Swap Accessory Drive Systems 20-136

Pulley Kits, LS Swap, Serpentine, Alternator, Power Steering, A/C, GM Type 2, 130 Amp Alternator, Natural, Kit

Part Number: HLY-20-136

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 28, 2025 if ordered today

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Estimated Ship Date: Nov 28, 2025 if ordered today

Holley Aluminum LS Valve Covers 241-400

Valve Covers, Aluminum LS, Centerbolt, Tall, Chevrolet Logo, Cast Aluminum, Natural Finish, Baffled, Chevy, LS, 5.7L, 6.0L, 6.2L, 7.0L, Pair

Part Number: HLY-241-400

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Holley Aluminum LS Valve Covers 241-97

Valve Covers, Aluminum LS, Centerbolt, Tall, Plain Top, Cast Aluminum, Black Satin, Baffled, Chevy, LS, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Pair

Part Number: HLY-241-97

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Holley Sniper EFI Fabricated Intakes 822042-1

Intake Manifolds, Sniper EFI, Hi-Ram, Rectangular Port, 102mm Throttle Body, 2,200-6,800 RPM, Welded Aluminum, Black, Chevy, LS, 6.0L, 6.2L, Each

Part Number: SNE-822042-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Holley Sniper EFI Fabricated Intakes 822031-1

Intake Manifolds, Sniper EFI, Hi-Ram, Rectangular Port, 92mm Throttle Body, 2,200-6,800 RPM, Welded Aluminum, Silver, Chevy, LS, 6.0L, 6.2L, Kit

Part Number: SNE-822031-1

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Holley 2-Piece Ford Style Valve Covers 241-185

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

Part Number: HLY-241-185

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Holley Replacement Fuel Injector Wiring Harnesses 558-501

Fuel Injection System Wiring Harnesses, Holley EFI, GM LS 58X Crank Sensor, Includes Power, EV6 Injector, Main Harnesses, for HP, Dominator ECUs, Kit

Part Number: HLY-558-501

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Holley LS Engine Swap Accessory Drive Systems 20-137BK

Accessory Drive Systems, LS Engine Swap, Serpentine, Black, Air Conditioning Pulley, Compressor, Tensioner, Chevy, LS, 4.8-7.0L, Kit

Part Number: HLY-20-137BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Holley Offset Coil Brackets 561-132

Ignition Coil Brackets, Holley EFI, Offset Coil Bracket, Steel, Black Finish, for Holley Valve Covers, High Mount Alternator, Hardware Included, Each

Part Number: HLY-561-132

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Holley Terminator X Stealth 4150 24X LS EFI Fuel Injection Systems 550-1021

Fuel Injection Systems, Terminator X, Stealth 4150, 24X LS EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Black, Chevy, 4.8-7.0L, Kit

Part Number: HLY-550-1021

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Holley LS Engine Swap Accessory Drive Systems 20-162

Pulley Kits, LS Swap, Serpentine, Alternator, Power Steering, A/C, GM Type 2, 105 Amp Alternator, Kit

Part Number: HLY-20-162

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Holley Sniper Fabricated Aluminum Valve Covers 890014

Valve Covers, Sniper EFI, Fabricated, Aluminum, 2.25 in. Tall, Center Bolt Mount, Silver Gloss, No Breather Hole, Hardware, Chevy, LS, 4.8-7.0L, Pair

Part Number: SNE-890014

Not Yet Reviewed

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Holley LS Engine Accessory Drive Kits 20-131

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: Tomorrow

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Holley LS Split Design Carbureted Intake Manifolds 300-295

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

Part Number: HLY-300-295

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Holley High-Amp Alternators 197-301

Alternators, High-amp, OE Style, Cast Aluminum, Natural Finish, Serpentine Pulley, 130 amps, 12V, Internal Regulator, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: HLY-197-301

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Holley Sniper EFI Fuel Rails 850002

Fuel Rails, Sniper EFI, Billet Aluminum, Black Anodized, -8 AN Inlet, Hardware, Fittings, for Sniper EFI Fabricated Intakes, Chevy, LS, 6.2L, Kit

Part Number: SNE-850002

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Holley LS Mid-Rise Carbureted Intake Manifolds 300-129BK

Intake Manifolds, LS Mid-Rise, Standard Deck, Single Carburetor, Dual Plane, 1,500-6,500 RPM Range, Aluminum, Black Finish, Chevy, 6.0L, 6.2L, Each

Part Number: HLY-300-129BK

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

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Estimated Ship Date: Nov 28, 2025 if ordered today

CHEVROLET Chevy small block Gen III/IV (LS-based engines) Holley Parts and Accessories