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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!
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!
Holley offers a selection of both dedicated and universal-style fuel lines for their carburetors. Hard lines are chrome plated and double flared at the outlets. Braided stainless steel lines offer premium features such as rugged billet-style construction and AN aluminum fittings.
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$56.65
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$414.95
Holley EFI Stealth 4150 fuel logs provide ample clearance between the fuel hose, and the TPS sensor mounted on the side of the throttle body. For use with either Sniper EFI Stealth 4150 or Terminator X Stealth 4150 systems, these fuel crossovers are easy to install, with their -6 AN male inlet that connects to your existing fuel system. They come pre-assembled by Holley to ensure a leak-free installation.
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$75.05
Holley Sniper EFI Stealth fuel crossover kits are designed to be used with either Sniper EFI Stealth 4150 or Terminator X Stealth 4150 systems. These pre-assembled fuel crossovers are designed to provide ample clearance between the fuel hose, and the TPS sensor mounted on the side of the throttle body. Available in two variations, both contain a braided fuel hose with crimp-on ends for a leak-free installation and two fuel bowl standoffs. One variation includes a T-fitting and the other a black anodized billet fuel regulator, preset to 58.5 psi, and a mounting bracket.
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$127.95
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$319.95
Holley emulsion bleed kits are designed to fine tuning of your Holley HP Series 390 cfm 4-barrel carburetor. They include a plastic case with labeled compartments for easy identification. The emulsion bleed kits include the following sizes: * 10 blank emulsion jets to drill your own size * 10 emulsion jets size 0.020 in. * 10 emulsion jets size 0.031 in. * 10 emulsion jets size 0.040 in. * 10 emulsion jets size 0.046 in. * 10 emulsion jets size 0.052 in.
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$199.95
Holley emulsion jets are just what you need to fine-tune your carburetor for street or race. Threaded for easy installation and removal, Holley jets are manufactured to high tolerances for consistency.
Not Yet Reviewed
$18.20
Holley Performance offers block-off kits for T4 wet cooler feed ports. They're ideal for LT4 engine applications, such as those found on Corvette and Camaro applications from 2015 and up. The engine water pump aluminum block-offs are red anodized for protection.
Not Yet Reviewed
$26.35
On Sale
Get connected with Holley EFI Coyote throttle body adapters! These adapter plates have a cast aluminum construction that's more durable for boosted applications, can be welded for modifications, and they are available in your choice of natural or black finishes. Choose the model for your application. Whether you're engine swapping your classic car or need to manage 4000 horsepower in your twin-turbocharged drag radial race car, Holley EFI has the solutions you need to get your project up and running better than ever!
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$179.95
$44.65
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$190.95
Holley EFI throttle body adapters are offered individually allowing you to select your components as you build your intake system. They work with a wide range of intake configurations and come in different sizes depending on your throttle body. Simplify the process of getting your intake system set up with Holley EFI throttle body adapters.
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$199.95
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$228.95
Holley Model 4150 aluminum Double Pumper carburetors offer an improved fuel design and efficient construction features for huge 38 percent weight savings over standard carbs. Optimized for street and strip calibration, they provide great performance right out of the box. Holley carburetors include dual accelerator pumps, mechanical secondaries, and dual-feed inlets for constant high-volume fuel delivery. Plus, with power-valve blowout protection and a 100 percent wet-flow test, these units set a standard for performance and reliability that's hard to beat. An attractive tumble polished finish is icing on the cake. Choose the Holley Model 4150 aluminum carburetor for your particular make and model.
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$699.95
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$749.95
Holley's Street Avenger 4-barrel carbs offer trouble-free operation in an easy-to-install package. They're calibrated to deliver the performance that you need, without the tuning headaches involved with other carbs. And all of this comes with a silver or color-anodized finish that'll look great under your hood. Street Avenger carburetors are available in different sizes and cfm ranges, with manual or electric choke, for a variety of engine applications. Features include: * Tunable metering system * Fuel filters in the primary and secondary fuel bowls * Center-hung floats * External float adjustments * Electric or manual choke * Emissions accessory ports * Adjustable secondaries * Power-valve saver * Dual-feed conversion fuel line
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$671.95
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$699.95
Holley 4150 Double Pumper carburetors are a perfect upgrade for hot street cars and race vehicles—they're an American icon when it comes to performance. From their roots as the premier carb on many factory muscle cars, to powering thousands of vehicles across the finish line, the Double Pumper is a great choice—whether you're burning up the street or the quarter-mile. The Double Pumper is designed for use on lightweight vehicles with a manual transmission—or an automatic transmission with a high stall and low rear-end gears. These carburetors are available in a gold dichromate or tumble polished shiny finish, along with these features: Dual accelerator pumps for additional fuel under initial acceleration; mechanical secondaries for great performance; dual feed fuel inlets for constant high-volume fuel delivery; and a manual choke for easy control of engine warm up. Order the model with options to suit your application.
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$699.95
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$899.95
Classic Holley carbs have been a staple for rodders around the world for decades. They're the perfect performance upgrade for stock to mildly modified vehicles and have that classic Holley look. Dual feed fuel inlets assure you get all the fuel you need while its vacuum secondaries and electric choke make it amazingly universal. Plus, it is gold dichromate coated for durability and classic Holley looks. Don't trust your performance to just anyone, Holley is the only modular carburetor company that has been in business for over 100 years.
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$749.95
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$899.95
Holley Aluminum Street HP carburetors deliver weight savings, lasting good looks, and affordable tire-smoking performance! Utilizing the best features of their race-bred HP and the Double Pumper, Holley offers these amazing street/strip carburetors that weigh 40 percent less—and take less out of your wallet! Street HP carburetors display an aluminum contoured main body design with a tumble-polished, shiny finish, plus screw-in air bleeds for precision tuning capabilities. The metering system includes a timed spark port for a vacuum advance distributor, calibrated for a hot street/strip engine setup with outstanding throttle response, drivability, and maximum performance. Finally, they are 100 percent wet-flow tested to ensure that they arrive ready-to-run. More Holley Aluminum Street HP carburetor features: * Contoured Venturi inlet offers balanced airflow for increased horsepower * Four-corner idle for precise idle control * Mechanical secondaries for impressive tire-turning performance * Dual accelerator pumps for additional fuel under initial acceleration * Dual feed fuel inlets for constant, high-volume fuel delivery * Available in 650, 750, 850, and 950 cfm versions * Street HP base plate is used, so there are plenty of vacuum ports for power brakes, PCV, etc. * Intended for lightweight vehicles with manual transmission or automatics with a high stall and low gearing
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$749.95
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$799.95
Holley Marine carburetors are designed to meet Coast Guard specifications. Each carburetor's fuel metering system is calibrated to compensate for unique engine loads found on boats and feature J-style vent tubes to direct fuel/fumes back into the carburetor for safe operation while on rough waters. Choose from a large selection with different options, such as single or dual feed fuel inlets, vacuum or mechanical secondaries, and universal or engine specific calibration. Features: * Gold Dichromate finish for corrosion resistance and a classic Holley look * Factory preset electric choke for easy startups * Power valve blow-out protection * 100 percent wet-flow tested by Holley technicians to assure it arrives ready to run
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$679.95
By popular demand, Holley is expanding the draw-thru supercharger carburetor line to now include the 4150 XP Series. Like the existing HP line, these carbs are available in 600, 750, and 950 cfm flow rates—and standard polished with black accents. The feature-laden XPs include a contoured venturi inlet for balanced airflow, screw-in air bleeds for precision-tuning capabilities, high-flow billet metering blocks, billet base plate, and Dominator-style fuel bowls which allow plumbing from either side. Supercharger XP carburetors also have a unique capability that allows their power valves to reference the intake manifold vacuum below the supercharger. This enables the power valve to operate as it should, based off intake manifold vacuum. A power valve provides further enrichment to the main metering system under load (low vacuum) conditions. Holley XP carburetors are the standard for square bore race carburetors. Race-Ready out of the box! Order the model with options preferred for your vehicle. Product details: * Tumble polished shiny finish for good looks * Application-specific blower calibration * Contoured venturi inlet offers balanced airflow for increased horsepower * Screw-in air bleeds for precision-tuning capabilities * Dual accelerator pumps for additional fuel under initial acceleration * Dual feed fuel inlets for constant high-volume fuel delivery * 4-corner idle allows you to precisely control your idle system * Mechanical secondaries for perfect off-the-line launches * Boost referenced power valve for proper enrichment under acceleration * Throttle lever cut off for clearance on a sideways application * 100 percent wet-flow tested by Holley technicians to assure it arrives ready to run
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$1,099.95
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$1,299.95
Holley Sportsman Model 4500 Dominator carburetors feature the patent pending new Holley Gen 3 main body, which is 5/16 in. taller than the previous generation! This new height allows for larger radius air entries to deliver smoother flow—which equates to improved throttle response and consistency. An extended air cleaner flange is incorporated for easy air scoop attachment when using the available air scoop adapter. Other features include all-aluminum construction, tunable billet metering blocks, throttle position sensor mounting points, and knurled (hand adjustable) curb idle screws. Each calibration has been dyno and track tested to deliver proven performance! Key features of the Holley Sportsman Model 4500 Dominator carburetor: * All-aluminum construction saves 3.8 lbs. over original models * Shiny with billet aluminum metering block and black hardware * Designed for use on Drag racers, Pro Street, or any high-horsepower engines * Calibrations optimized for today's race engines and new fuels * Fully machined from venturi throat to throttle bore for predictable and repeatable performance * Annular boosters deliver excellent signal and throttle response * Screw-in air bleeds offer precise tuning capabilities * Metering blocks feature improved durability, true gasket sealing, and adjustability (power valve channel restrictors, intermediate restrictors, and idle feed restrictors) * Dual 50cc accelerator pumps provide the perfect amount of fuel from idle to full throttle * 4-corner idle allows you to precisely control your idle system * Clear sight windows on fuel inlet side of bowls for easy and safe fuel level adjustments * Notched float and jet extension are installed * 5/8-18 in. inlet threads offer a large variety of plumbing options (uses standard 4500 fuel inlet spacing) * Factory-ready TPS mounting points for use with data acquisition systems * Knurled primary and secondary curb idle screws allow for easy idle adjustment without the use of tools * Contoured hex head squirter screws for streamlined airflow * Progressive secondary link installed for perfect off-the-line launches; no linkage parts under the carburetor (1:1 wire link included in kit) * 100 percent wet-flow tested by Holley technicians to assure carb arrives ready to run * Compatible with the Gen 3 Dominator 4-hole billet spacer
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$1,249.95
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$1,299.95
Holley offers EFI Hi-Ram intake manifolds for a variety of applications, including many vehicles from the 1950s, '60s, '70s, and '80s with a Chevy small block Gen I engine. Fuel rail kits are provided and have mounting for both long and short type fuel injectors. These manifolds offer the performance potential and the appearance of professionally prepared billet and fabricated racing intake manifolds at the affordable price of a cast-aluminum product. They deliver 21st century performance for the iconic small-block Chevy engine. * Model 300-950 is of standard Hi-Ram configuration with a "top-feed" plenum and a plenum top designed to accept up to an 105mm Gen IV LS 4-bolt throttle body, including drive-by-wire throttle bodies. * Model 300-951 is a hood-height friendly Hi-Ram variation which has a "front-feed" plenum and a forward-facing throttle body flange which accepts an up to 95mm LS 4-bolt throttle body, also, including DBW throttle bodies. It's an upgrade replacement for the Holley/Weiand Stealth-Ram intake manifold which was a popular manifold used to significantly improve the performance of 1985-92 GM 5.7L TPI fuel-injected engines. The 300-951 system installs under the OE hood for Gen 1, 2, and 3 Camaros and Firebirds. It should be compatible with most applications with a mild cowl induction hood. * Uses drive-by-wire or cable-actuated GM Gen IV LS 4-bolt throttle bodies * Throttle cable bracket is supplied in the kit * GM Gen IV LS MAP sensor port. Also has provisions for (1) 1/8 NPT, (1) 1/4 NPT, (1) 3/8 NPT fittings to the plenum * Power band: 1,500-8,000 rpm * Black anodized EFI fuel rails are machined for -6 AN O-ring fittings and come included with these EFI Hi-Ram kits * Plenum top gasket type – 3/32 in. round O-ring cord * Cast 356-T6 aluminum construction, natural, satin as-cast aluminum finish * Requires the use of early type GM or small cap MSD or Holley distributors. Not compatible with HEI distributors * 1.95 in. tall x 1.25 in. wide port flange openings
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$999.95
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$1,049.95
Holley universal, in-line fuel pumps are intended for fuel injection systems. They are designed to work in-line, not inside the tank, so installation is a snap. They're all rated for continuous duty service and have been tested up to 2,500 hours. The high-output versions are great for serious performance work. These pumps should be mounted below the fuel level of the tank for a good gravity feed on the inlet side. Features include: * OE-proven design * Lightweight and compact * Fits most EFI applications including turbo and supercharged * Not for use on aircraft of any type
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$190.95
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$318.95
Push your racing performance to the next level with Holley Track Warrior carburetors. The aluminum contoured main body design weighs less while adding horsepower and torque. These carbs have screw-in air bleeds for precision tuning capabilities, billet metering blocks, a billet base plate, adjustable secondary linkage, and knurled (hand-adjustable) curb idle screws. Features of Holley Track Warrior carbs include: * Aluminum construction for weight savings and long-lasting good looks * Color options include purple or black * Optimized race calibrations for outstanding throttle response * Contoured Venturi inlet offers balanced airflow for increased horsepower * Four-corner idle for precise idle control * Mechanical secondaries for remarkable tire-turning performance * Billet metering blocks for improved durability (compared to cast blocks) * True gasket sealing and fully adjustable (emulsion bleeds, power valve channel restrictor, and idle feed restrictors.) * Available in 650, 750, and 850 cfm versions * For lightweight vehicles with manual transmissions or automatics with a high stall and low gearing * 100 percent wet-flow tested by Holley technicians to ensure on-arrival performance
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$821.95
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$949.95
On Sale
Holley LS Modular Lo-Ram EFI intake systems have a top-feed plenum entry configuration, designed to allow the currently available Hi-Ram 105mm plenum tops to be fitted to a low-profile base intake manifold. The short runner, low-profile base intake manifold intended for forced induction applications and was conceived to package with an air-to-water plenum-mounted intercooler—with a shorter overall height than is possible with other existing intake manifolds. Using a modular design, the top-feed plenum configuration with 105mm top keeps the overall height at just 9.07 in.! Additional features and specs include: * Cast aluminum construction * Modular design allows the use of the included top-feed plenum entry * Designed for GM LS Gen III and IV engines equipped with GM LS1/LS2/LS6 (cathedral port) cylinder heads * Will also work with OE or aftermarket cylinder heads * Designed for forced induction (supercharged or turbocharged) engine applications with peak power at 7,000 to 8,000 rpm, depending on application * Low height to aid the packaging of a plenum-mounted air-to-water intercooler in a top-feed configuration (or to fit under a stock or mildly modified hood in the front-feed configuration) * High-volume fuel rails and mounting hardware included with 3/4 in.-16 O-ring ports (8 AN) * Fuel rail kits come with two sets of brackets—a set for long (usually standard length) fuel injectors, and a set for short (such as Pico or LS7) fuel injectors
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$1,149.95
$747.95
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$1,249.95
Looking for a pump that is quiet, stylish, powerful, and dependable? Holley HP Series fuel pumps feature an exclusive gerotor gearset that quietly and efficiently pumps the fuel without the noise of traditional vane pumps. The chrome motor and trick powdercoated bracket match the mil-spec hard anodized base for unmatched beauty and durability. While these pumps have the capability to feed stout race engines, they are equally at home on the street due to their design and construction techniques. These pumps set new industry standards for appearance and design while providing maximum pumping efficiency. They are equally at home on the street as well as at the races. Features include: * Gerotor design for quiet, smooth operation and durability * Black Mil-spec nickel PTFE hard anodized billet base * Show quality chrome 12 V motor * Profiled, black powdercoated mounting bracket * Laser engraved Holley logo and inlet/outlet designations * 3/8 in. NPT inlet and outlet fittings
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$436.95
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$449.95
Holley Gen 3 Ultra Dominator carburetors feature a brand new main body, brand new state-of-the-art calibrations, high-volume HP fuel bowls, and sizes up to 1,475 cfm! The metering blocks are fully adjustable (emulsion bleeds, power valve channel restrictors, and idle feed restrictors). These carburetors include redesigned Holley HP fuel bowls for racing. Internal baffling helps to control fuel slosh and minimize float level fluctuations in hard launching or cornering situations. The HP fuel bowls also have material added in key areas (the needle and seat, fuel inlet, and sight window areas) for added strength in demanding race environments and can be plumbed from either side. Some of the many Holley Gen 3 Ultra Dominator carb features include: * Main body 5/16 in. taller than the previous generation * Designed for larger radius air entries optimized using computational fluid dynamics (CFD) software to deliver smoother flow into fully machined, big-bore Venturi * Improved 6061-T6 billet aluminum metering blocks offering improved durability, true gasket sealing (sealing surface integrity), and brightly dipped anodizing for good looks and corrosion protection * Power valve channel restrictors are now machined lower in the metering blocks for improved fuel delivery to the power valve circuit * Accelerator pump channel internally drilled, eliminating the need for an external plug, * Excess material removed for increased fuel capacity * Snap-in-place bowl vent whistle makes removal and/or replacement easier * 20 percent more fuel capacity vs. traditional V-bowl, eliminating fuel starvation and providing consistent air/fuel ratios * Fuel shelf is positioned below the needle and seat to minimize fuel aeration and promote more consistent metering * Fuel trough designed into the floor of the bowl to route fuel flow directly to the jets and assist in keeping them covered by fuel * Clear sight windows on both sides of the bowls for easy and safe fuel level adjustments * Built-in drain plug in the front center of the bowl provides easy access to empty the bowl (contoured entry provides smooth fuel flow directly to the needle and seat) * Designed for use on drag race, Pro Street, or any high-horsepower engines * All-aluminum construction saves 3.8 lbs. over original models (28 percent weight savings) * Dual 50cc accelerator pumps
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$1,499.95
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$2,049.95
Holley aluminum Street Avenger 4-barrel carbs give you trouble-free performance in a good-looking, easy-to-install package. The attractive aluminum finish not only gives a long lasting shine but also offers weight savings as well. They're calibrated to give you the performance you need, without the tuning headaches involved with other carbs. Features include a tunable metering system, fuel filters in the primary and secondary fuel bowls, center-hung floats, external float adjustment, choice of electric or manual choke, emissions accessory ports, adjustable secondaries, a power-valve saver, dual-feed conversion fuel line, and more. Street Avenger Carburetors also feature a four corner idle system that allows for superior idle control by utilizing primary and secondary idle adjustments, increased idle control on engines with higher performance cam shafts, and vastly improves throttle response. All of this comes with a polished finish that looks as good as it performs! They're available in many different sizes for a variety of engines.
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$699.95
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$719.95
Holley offers Fox Body fuel system kits for a variety of applications, including many Ford Mustang models from the 1980s and '90s. These upgrades are designed as direct replacements for your factory fuel system—and include everything required: in-tank fuel pump module, billet fuel filters, fuel pressure regulator and gauge, fuel line, fittings, hardware, EFI-rated clamps, and all-new wiring components. They're designed to use factory fuel line routing and mounting locations for a clean, OEM-like installation. Additional details: * Choose from either a 90 or 139 GPH flowrate pump * Prepares your 1986-93 Ford Fox Body Mustang with a bulletproof fuel system for any engine application * Pump gas and E85 compatible fuel system * Includes 40 ft. of -6 AN or -8 AN nylon braided hose, enough to go from the tank to the engine for both feed and return * Electric fuel pump harness and relay wiring kit ensures the fuel pump receives the proper amperage for improved reliability and consistent performance
Not Yet Reviewed
$1,049.95
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$1,399.95
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