Holley Performance Carbs & More

Legendary Holley carburetors have powered professional racers to victory for years, and you can bolt the same technology onto your engine. Every Holley carb is built...

Legendary Holley carburetors have powered professional racers to victory for years, and you can bolt the same technology onto your engine. Every Holley carb is built in the USA and 100-percent flow tested for no-hassle, out-of-the-box performance. Holley fuel pumps, fuel injectors, throttle bodies, and EFI system are manufactured using that same proven quality control. Bring a renowned Holley carburetor, fuel pump, or any other high-quality air and fuel system part to your street machine, competition vehicle, boat, or daily driver. Shop Holley at Summit Racing now!

Showing In Stock Items. Show All 125 Items.

Individual Parts

Part Groups

Results 1 - 25 of 115

Holley Retrofit Engine Oil Pans for GM LS Engines 302-1

Oil Pan, Engine Swap, Aluminum, Natural, 4.250 in. Stroke, 5.5 Quarts, Chevy, 4.8, 5.3, 6.0L, Each

Part Number: HLY-302-1

4.63 out of 5 stars ( 65 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley LS Engine Accessory Drive Kits 21-1

Accessory Drive Bracket Spacer Kits, Aluminum, Natural Finish, Short Alignment, Chevy, Small Block LS, Each

Part Number: HLY-21-1

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Retrofit Engine Oil Pans for GM LS Engines 302-1BK

Oil Pan, Engine Swap, Aluminum, Black Ceramic Coated, 4.250 in. Stroke, 5.5 Quarts, Chevy, 4.8, 5.3, 6.0L, Each

Part Number: HLY-302-1BK

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley LS Coil Harnesses 558-321

Ignition Coil Wiring Harnesses, Holley EFI, Replacement, LS Coil Harness, Plug-and-Play, OE Connectors, Not for LS1/LS6, Chevy, LS Engine, Pair

Part Number: HLY-558-321

4.56 out of 5 stars ( 18 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley MAP Sensor Adapters 558-416

Harness Adaptors, Holley EFI, LS3 MAP Sensor Adapter, Plug-and-Play, Pre-Terminated, Adapts to LS1/LS2 Engine, Chevy, 5.7L, 6.0L, Each

Part Number: HLY-558-416

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Systems Wiring Harnesses 558-102

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

...Loading

Estimated Ship Date: Today

Holley Sniper Throttle Position Sensors 870001

Throttle Position Sensor, Sniper EFI, Multi-port, Replacement, for 92mm, 102mm, Sniper Throttle Body, Chevy, LS1, LS2, LS3, LS6, LS7, Each

Part Number: SNE-870001

2.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

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

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley LS Extended-Length Main Engine Harnesses 558-133

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

...Loading

Estimated Ship Date: Today

Holley LS Split Design Carbureted Intake Manifolds 300-295BK

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

Part Number: HLY-300-295BK

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI LS Single Plane Split-Design Race Intake Manifolds 300-294

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

...Loading

Estimated Ship Date: Today

Holley Throttle Body Intake Elbows 300-253

Throttle Body Intake Elbow, 105mm Bore Size, 4500 to LS1, Aluminum, Natural, 6.30 in. Height, Each

Part Number: HLY-300-253

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 16, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 16, 2026 if ordered today

Holley Replacement Fuel Injector Wiring Harnesses 558-500

Fuel Injection System Wiring Harnesses, Holley EFI, GM LS 24X Crank Sensor, Includes Power, LS1 Injector, Main Harnesses, for HP, Dominator ECUs, Kit

Part Number: HLY-558-500

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 16, 2026 if ordered today

Holley EFI LS Single Plane Split-Design Race Intake Manifolds 300-294BK

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

Part Number: HLY-300-294BK

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 17, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Holley EFI LS Single Plane Mid-Rise Intake Manifolds 300-137

4 out of 5 stars ( 7 )

Estimated Ship Date: Today

...Loading

Holley Wiring Harness Connectors 570-219

Weatherproof Connectors, Holley EFI, LS1 Knock Sensor Connector, Main Harness, Metripack, 2-pin Female, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-219

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 16, 2026 if ordered today

Holley LS Modular Lo-Ram EFI Intake Manifolds 300-621BK

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

Part Number: HLY-300-621BK

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley LS Modular Lo-Ram EFI Intake Manifolds 300-679

Intake Manifolds, LS Modular, Lo-Ram EFI, Rectangular Port Head, Multi-port, 105mm Bore, Standard Deck, Aluminum, Satin, Chevy, 6.0L, 6.2L, Each

Part Number: HLY-300-679

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley LS Modular Lo-Ram EFI Intake Manifolds 300-670

Intake Manifolds. LS Modular, Lo-Ram EFI, Base Only, Rectangular Port Head, Mulit-port, Cast Aluminum, Satin Finish, Chevy, 6.0L, 6.2L, Each

Part Number: HLY-300-670

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley LS Modular Lo-Ram EFI Intake Manifolds 300-679BK

Intake Manifolds, LS Modular, Lo-Ram EFI, Rectangular Port Head, Multi-port, 105mm Bore, Standard Deck, Aluminum, Black, Chevy, 6.0L, 6.2L, Each

Part Number: HLY-300-679BK

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley LS Modular Lo-Ram EFI Intake Manifolds 300-600

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

...Loading

Estimated Ship Date: Today

Holley LS Pontiac-Style Valve Covers 241-192

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

...Loading

Estimated Ship Date: Today

Holley 2-Piece Ford Style Valve Covers 241-187

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

Part Number: HLY-241-187

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley LS Modular Lo-Ram EFI Intake Manifolds 300-600BK

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

...Loading

Estimated Ship Date: Today

Holley MAP Sensor Adapters 558-467

Adapter Harnesses, Holley EFI, MAP Sensor Adapter, 3-pin Delphi GT to 3-pin Delphi M/P 150 Connector, Plug-and-Play, LS Engine Harness, Each

Part Number: HLY-558-467

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley LS Modular Lo-Ram EFI Intake Systems 300-620

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

Part Number: HLY-300-620

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Page 1 of 5
Next