Holley Performance Carbs & More at Summit Racing

On Sale

Holley Sniper 2 EFI 650 HP Inline Pump Fuel Injection Systems with Power Distribution Module

Holley Sniper 2 EFI Inline Pump Fuel Injection Systems are self-tuning, easy-to-install, EFI conversions for 4-barrel (4150 flange) style carburetors. They took everything that they learned from the original Sniper EFI system and added new features that will make your EFI conversion more simple, reliable, and modern. Like all Sniper EFI systems, Sniper 2 is designed to work with the Sniper Ecosystem that includes Hyperspark ignition, complete fuel systems, multiple user interfaces/dash displays, and more. New for Sniper 2 is the Power Distribution Module (PDM). This cost-effective and optional accessory isolates the core of your EFI and ignition wiring into one, easy-to-use location. Simply slide the stripped wire ends under the positive lock connector and tighten down the set screw. Battery and a switched 12 V source is all that's required to power the PDM and your Sniper EFI. Make your classic drive like a modern fuel-injected vehicle, with easy cold starts, smooth drivability, and improved fuel economy! Sniper 2 is designed to be installed at home in your garage with limited tools and the support of Holley's comprehensive installation manual and videos. The user-friendly setup wizard allows you to answer a few simple questions about your engine—and the system will begin self-tuning with no laptop or tuning required. If you're looking for a high-performance fuel injection system that delivers power, efficiency, and ease of use, look no further than the Sniper 2 EFI. Main features: * Only 4 wiring connections required: Battery+, Battery-, Switched Ignition, and RPM * Includes 20 feet of 3/8 in. vapor guard fuel hose, filters for before and after the pump, fittings and hardware, cushioned mounting brackets, and an external, inline pump * Can be used with 3/8 in. factory sending units or add a dedicated bulkhead fitting * Innovative clamping system allows you to locate the module anywhere in the tank beside your existing sending unit and can be rotated 360 degrees for easier clocking. * Main harness includes plug-and-play HyperSpark distributor support for integrated timing control, making your ignition setup hassle-free * Wide variety of tuning and gauge display options: from a 3.5 in. full-color LCD hand-held, 5 in. digital dash, or the Bluetooth dongle, which allows you to connect either an iOS or Android based cell phone to your Sniper 2 * Female -6 AN O-ring fittings * Overall height is only 3.280 in. * Supports up to 650 hp naturally aspirated or 575 hp on boost with four 100 lbs.-hr. injectors * Requires 55-65 PSI * Next generation ECU features improved RF noise and interference resistance (stands up to old car wiring, noisy alternators, faulty plug wires) * Redesigned throttle shaft and plate geometry for a smoother throttle feel * Integrated transmission kickdown provisions for GM TH350/400, 200-4R/700R4 and Ford C4/C6 applications * "Hidden Harness" wiring exit from the rear of throttle body for a clean appearance * Inputs and outputs consist of: 2x ground inputs, 2x ground outputs, 1x TPS output (0-5 V), and 1x tach output * Redesigned injector connector for improved reliability * Onboard contactless magnetic TPS sensor ensures an accurate TPS reading * Next generation mil-spec style M8 positive lock connector for CAN1 and CAN2 provides the latest in CAN bus technology for a simple yet robust connection * Cast-in fuel crossover from the primary to secondary fuel rail * The included Bosch LSU 4.9 wideband oxygen sensor provides real-time fuel map learning * Included clamp-on oxygen sensor kit ensures a leak-free oxygen sensor install with stainless steel T-bolt clamps and a stainless steel weldable oxygen sensor flange * Sniper 2 throttle bodies are serialized, which provides an improved experience in the event of any unit needing to be inspected

4.33 out of 5 stars ( 21 )

$1,799.95

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$2,609.95

$1,618.95

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$2,347.95

On Sale

Holley Sniper 2 EFI 650 HP Base Fuel Injection Systems with Power Distribution Module

Holley Sniper 2 EFI Base Fuel Injection Systems are self-tuning, easy-to-install, EFI conversions for 4-barrel (4150 flange) style carburetors. They took everything that they learned from the original Sniper EFI system and added new features that will make your EFI conversion more simple, reliable, and modern. Like all Sniper EFI systems, Sniper 2 is designed to work with the Sniper Ecosystem that includes Hyperspark ignition, complete fuel systems, multiple user interfaces/dash displays, and more. New for Sniper 2 is the Power Distribution Module (PDM). This cost-effective and optional accessory isolates the core of your EFI and ignition wiring into one, easy-to-use location. Simply slide the stripped wire ends under the positive lock connector and tighten down the set screw. Battery and a switched 12 V source is all that's required to power the PDM and your Sniper EFI. Make your classic drive like a modern fuel-injected vehicle, with easy cold starts, smooth drivability, and improved fuel economy! Sniper 2 is designed to be installed at home in your garage with limited tools and the support of Holley's comprehensive installation manual and videos. The user-friendly setup wizard allows you to answer a few simple questions about your engine—and the system will begin self-tuning with no laptop or tuning required. If you're looking for a high-performance fuel injection system that delivers power, efficiency, and ease of use, look no further than the Sniper 2 EFI. Main features: * Only 4 wiring connections required: Battery+, Battery-, Switched Ignition, and RPM * Innovative clamping system allows you to locate the module anywhere in the tank beside your existing sending unit and can be rotated 360 degrees for easier clocking. * Main harness includes plug-and-play HyperSpark distributor support for integrated timing control, making your ignition setup hassle-free * Wide variety of tuning and gauge display options: from a 3.5 in. full-color LCD hand-held, 5 in. digital dash, or the Bluetooth dongle, which allows you to connect either an iOS or Android based cell phone to your Sniper 2 * Female -6 AN O-ring fittings * Overall height is only 3.280 in. * Supports up to 650 hp naturally aspirated or 575 hp on boost with four 100 lbs.-hr. injectors * For applications using a vehicle specific EFI conversion tank and fuel pump, or already having a fuel system capable of the required 55-65 psi, these systems are offered without a pump and fuel lines * Next generation ECU features improved RF noise and interference resistance (stands up to old car wiring, noisy alternators, faulty plug wires) * Redesigned throttle shaft and plate geometry for a smoother throttle feel * Integrated transmission kickdown provisions for GM TH350/400, 200-4R/700R4 and Ford C4/C6 applications * "Hidden Harness" wiring exit from the rear of throttle body for a clean appearance * Inputs and outputs consist of: 2x ground inputs, 2x ground outputs, 1x TPS output (0-5 V), and 1x tach output * Redesigned injector connector for improved reliability * Onboard contactless magnetic TPS sensor ensures an accurate TPS reading * Next generation mil-spec style M8 positive lock connector for CAN1 and CAN2 provides the latest in CAN bus technology for a simple yet robust connection * Cast-in fuel crossover from the primary to secondary fuel rail * The included Bosch LSU 4.9 wideband oxygen sensor provides real-time fuel map learning * Included clamp-on oxygen sensor kit ensures a leak-free oxygen sensor install with stainless steel T-bolt clamps and a stainless steel weldable oxygen sensor flange * Sniper 2 throttle bodies are serialized, which provides an improved experience in the event of any unit needing to be inspected

4.3 out of 5 stars ( 10 )

$1,399.95

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$2,199.95

$1,258.95

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$1,978.95

On Sale

Holley Sniper 2 EFI Power Distribution Modules

Holley Sniper 2 EFI Power Distribution Modules (PDM) are cost-effective and optional accessories that isolate the core of your EFI and ignition wiring into one, easy-to-use location. Simply slide the stripped wire ends under the positive lock connector and tighten down the set screw. The PDM also distributes power to your EFI fuel pump and a single fan (second fan can be ground triggered through the included input/output harness). Two additional 2-amp circuits can power low-current accessories like gauges or to trigger relays. Battery and a switched 12 V source are all that's required from your vehicle to power the PDM. Product details: * Provides conditioned Power, Ground and Switched connections for ALL components within a Sniper 2 EFI install. (Throttle Body, Fuel Pump, HyperSpark Ignition System, and Optional Fan) * 3 relay channels – 15 amp Powertrain (Sniper throttle body and ignition system) 25 amp - Fuel pump output – 25 amp fan output * LED status indicators, show you which channel is triggered at a glance * Removable cover for easy accessibility, with wiring diagram built into the lid, like a fuel panel

4.63 out of 5 stars ( 8 )

$193.95

$174.55

On Sale

Holley Power Shot Chrome Air Cleaner Assemblies

The 14 in. x 3 in. Holley chrome air cleaner assemblies add a touch of class and style to your street/strip machine. They use the Power Shot filter, which outperforms the competition. They also provide more horsepower and torque, while offering maximum protection for your engine.

4.56 out of 5 stars ( 18 )

$133.95

$120.55

On Sale

Holley Sniper 2 EFI 650 HP Returnless Fuel Injection Systems with Power Distribution Module

Holley Sniper 2 EFI Returnless Fuel Injection Systems are self-tuning, easy-to-install, EFI conversions for 4-barrel (4150 flange) style carburetors. They took everything that they learned from the original Sniper EFI system and added new features that will make your EFI conversion more simple, reliable, and modern. Like all Sniper EFI systems, Sniper 2 is designed to work with the Sniper Ecosystem that includes Hyperspark ignition, complete fuel systems, multiple user interfaces/dash displays, and more. New for Sniper 2 is the Power Distribution Module (PDM). This cost-effective and optional accessory isolates the core of your EFI and ignition wiring into one, easy-to-use location. Simply slide the stripped wire ends under the positive lock connector and tighten down the set screw. Battery and a switched 12 V source is all that's required to power the PDM and your Sniper EFI. Make your classic drive like a modern fuel-injected vehicle, with easy cold starts, smooth drivability, and improved fuel economy! Sniper 2 is designed to be installed at home in your garage with limited tools and the support of Holley's comprehensive installation manual and videos. The user-friendly setup wizard allows you to answer a few simple questions about your engine—and the system will begin self-tuning with no laptop or tuning required. If you're looking for a high-performance fuel injection system that delivers power, efficiency, and ease of use, look no further than the Sniper 2 EFI. Main features: * Only 4 wiring connections required: Battery+, Battery-, Switched Ignition, and RPM * Includes 20 feet of 3/8 in. vapor guard fuel hose, filters before/after the pump, fittings/hardware, and a low profile returnless drop-in pump module(1.275-inches above the tank mounting surface) that is designed for universal installation into fuel tanks that range from 7 to 12 in. deep * Pre-set, internally regulated pump only requires a single feed line to the Sniper 2 unit * Innovative clamping system allows you to locate the module anywhere in the tank beside your existing sending unit and can be rotated 360 degrees for easier clocking. * Main harness includes plug-and-play HyperSpark distributor support for integrated timing control, making your ignition setup hassle-free * Wide variety of tuning and gauge display options: from a 3.5 in. full-color LCD hand-held, 5 in. digital dash, or the Bluetooth dongle, which allows you to connect either an iOS or Android based cell phone to your Sniper 2 * Female -6 AN O-ring fittings * Overall height is only 3.280 in. * Supports up to 650 hp naturally aspirated or 575 hp on boost with four 100 lbs.-hr. injectors * Requires 55-65 PSI * Next generation ECU features improved RF noise and interference resistance (stands up to old car wiring, noisy alternators, faulty plug wires) * Redesigned throttle shaft and plate geometry for a smoother throttle feel * Integrated transmission kickdown provisions for GM TH350/400, 200-4R/700R4 and Ford C4/C6 applications * "Hidden Harness" wiring exit from the rear of throttle body for a clean appearance * Inputs and outputs consist of: 2x ground inputs, 2x ground outputs, 1x TPS output (0-5 V), and 1x tach output * Redesigned injector connector for improved reliability * Onboard contactless magnetic TPS sensor ensures an accurate TPS reading * Next generation mil-spec style M8 positive lock connector for CAN1 and CAN2 provides the latest in CAN bus technology for a simple yet robust connection * Cast-in fuel crossover from the primary to secondary fuel rail * The included Bosch LSU 4.9 wideband oxygen sensor provides real-time fuel map learning * Included clamp-on oxygen sensor kit ensures a leak-free oxygen sensor install with stainless steel T-bolt clamps and a stainless steel weldable oxygen sensor flange * Sniper 2 throttle bodies are serialized, which provides an improved experience in the event of any unit needing to be inspected

4.0 out of 5 stars ( 2 )

$1,999.95

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$2,249.95

$1,798.95

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$2,023.95

On Sale

Holley Sniper 2 EFI 650 HP Return-Type Fuel Injection Systems with Power Distribution Module

Holley Sniper 2 EFI Return-Type Fuel Injection Systems are self-tuning, easy-to-install, EFI conversions for 4-barrel (4150 flange) style carburetors. They took everything that they learned from the original Sniper EFI system and added new features that will make your EFI conversion more simple, reliable, and modern. Like all Sniper EFI systems, Sniper 2 is designed to work with the Sniper Ecosystem that includes Hyperspark ignition, complete fuel systems, multiple user interfaces/dash displays, and more. New for Sniper 2 is the Power Distribution Module (PDM). This cost-effective and optional accessory isolates the core of your EFI and ignition wiring into one, easy-to-use location. Simply slide the stripped wire ends under the positive lock connector and tighten down the set screw. Battery and a switched 12 V source is all that's required to power the PDM and your Sniper EFI. Make your classic drive like a modern fuel-injected vehicle, with easy cold starts, smooth drivability, and improved fuel economy! Sniper 2 is designed to be installed at home in your garage with limited tools and the support of Holley's comprehensive installation manual and videos. The user-friendly setup wizard allows you to answer a few simple questions about your engine—and the system will begin self-tuning with no laptop or tuning required. If you're looking for a high-performance fuel injection system that delivers power, efficiency, and ease of use, look no further than the Sniper 2 EFI. Main features: * Only 4 wiring connections required: Battery+, Battery-, Switched Ignition, and RPM * Includes 20 feet of 3/8 in. vapor guard fuel hose, return line, external regulator, filters before/after the pump, fittings/hardware, and a low profile return-type drop-in pump module(1.275-inches above the tank mounting surface) that is designed for universal installation into fuel tanks that range from 7 to 12 in. deep * Innovative clamping system allows you to locate the module anywhere in the tank beside your existing sending unit and can be rotated 360 degrees for easier clocking. * Main harness includes plug-and-play HyperSpark distributor support for integrated timing control, making your ignition setup hassle-free * Wide variety of tuning and gauge display options: from a 3.5 in. full-color LCD hand-held, 5 in. digital dash, or the Bluetooth dongle, which allows you to connect either an iOS or Android based cell phone to your Sniper 2 * Female -6 AN O-ring fittings * Overall height is only 3.280 in. * Supports up to 650 hp naturally aspirated or 575 hp on boost with four 100 lbs.-hr. injectors * Requires 55-65 PSI * Next generation ECU features improved RF noise and interference resistance (stands up to old car wiring, noisy alternators, faulty plug wires) * Redesigned throttle shaft and plate geometry for a smoother throttle feel * Integrated transmission kickdown provisions for GM TH350/400, 200-4R/700R4 and Ford C4/C6 applications * "Hidden Harness" wiring exit from the rear of throttle body for a clean appearance * Inputs and outputs consist of: 2x ground inputs, 2x ground outputs, 1x TPS output (0-5 V), and 1x tach output * Redesigned injector connector for improved reliability * Onboard contactless magnetic TPS sensor ensures an accurate TPS reading * Next generation mil-spec style M8 positive lock connector for CAN1 and CAN2 provides the latest in CAN bus technology for a simple yet robust connection * Cast-in fuel crossover from the primary to secondary fuel rail * The included Bosch LSU 4.9 wideband oxygen sensor provides real-time fuel map learning * Included clamp-on oxygen sensor kit ensures a leak-free oxygen sensor install with stainless steel T-bolt clamps and a stainless steel weldable oxygen sensor flange * Sniper 2 throttle bodies are serialized, which provides an improved experience in the event of any unit needing to be inspected

Not Yet Reviewed

$1,999.95

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$2,249.95

$1,798.95

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$2,023.95

On Sale

Holley Strip Dominator Intake Manifolds

Holley Strip Dominator intake manifolds are classics that have been making power for Chevys for almost as long as Holley has been making carburetors. They're proven power builders, engineered to achieve maximum performance. Their single plane design, with a deep, open plenum and isolated runners, produces good power from 4,500 rpm to 7,600 rpm for small blocks, and up to 8,500 rpm on big blocks. There is no exhaust heat crossover.

4.23 out of 5 stars ( 30 )

$427.95

$367.95

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$384.95

On Sale

Holley Model 4150 Aluminum Double Pumper Carburetors

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.

4.38 out of 5 stars ( 37 )

$716.95

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$767.95

$644.95

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$690.95

On Sale

Holley 4150 Aluminum Street HP Carburetors

Holley aluminum Street HP carburetors make tire-smoking performance affordable! They utilize the best features from Holley's Race Bred models but are tamed for street and light competition use, weighing up to 40 percent less and are even easier on your wallet. Each Street HP carburetor features an aluminum contoured main body design with a tumble polished shiny finish and screw-in air bleeds for precision tuning capabilities. The metering system includes a timed spark port for a vacuum advance distributor and is calibrated for a hot street/strip engine setup for outstanding throttle response, drivability, and maximum performance. A street HP base plate is used so there is plenty of vacuum ports for power brakes, PCV, etc.

4.59 out of 5 stars ( 56 )

$819.95

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$870.95

$736.95

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$782.95

On Sale

Holley Pro-Jection Intake Manifolds

Holley Pro-Jection intake manifolds are designed for Holley 2-barrel Pro-Jection systems. The high-rise, dual-plane manifolds are perfect for powerband ranges from idle to 6,000 rpm. With these manifolds, there is no need for manifold-to-TBI adapters. To make installation easy Holley utilizes late model alternator and A/C bracket mounting bosses and include provisions for an EGR valve and vacuum taps off of the runners. Power is made easy with Holley Pro-Jection intake manifolds.

3.33 out of 5 stars ( 6 )

$504.95

$336.77

On Sale

Holley Aluminum Street HP Carburetors

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

4.22 out of 5 stars ( 41 )

$767.95

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$819.95

$690.95

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$736.95

On Sale

Holley 4150 Street HP Carburetors

The all new Aluminum Street HP's weigh up to 40% less and are even easier on your wallet. Holley is proud to introduce the all new Aluminum Street HP™. They utilize the best features from Holley's Race Bred 4150 HP™ carbs, but are tamed for street and light competition use. The Street HP features an aluminum contoured main body design taken from the race winning 4150 HP™ and has a tumble polished shiny finish and screw in air bleeds for precision tuning capabilities. The metering system includes a timed spark port for a vacuum advance distributor and is calibrated for a hot street/strip engine setup for outstanding throttle response, drivability and maximum performance. A street HP base plate is used so there are plenty of vacuum ports for power brakes, PCV, etc. The Aluminum Street HP takes all the great features from the race bred HP and the Double Pumper and combines them into the perfect street/strip carburetor.

4.73 out of 5 stars ( 37 )

$819.95

$736.95

On Sale

Holley Ultra Street Avenger Carburetors

Holley Ultra Street Avenger carburetors take your ride from street to strip with amazing out-of-the-box performance. They feature ultra-light aluminum construction for less weight with billet metering blocks and base plates for ultra strength versus cast pieces. With glass fuel level windows in the bowls, vacuum secondaries, and precise fuel metering, these Ultra Street Avenger carburetors offer you ultra-easy, no-trouble adjustments. Amazing performance under the hood deserves an amazing look as well, and the Holley Ultra Street Avenger carburetors, with their shiny tumble-polished finish, along with anodized metering blocks, base plates, and hardware, are the ultimate in cool. Dare to go beyond the limits--power your machine with Holley Ultra carburetors.

4.47 out of 5 stars ( 17 )

$921.95

$828.95

On Sale

Holley Single Plane Carbureted Intake Manifolds

Holley single plane carbureted intake manifolds are designed to provide a broad rpm powerband for high performance street/strip engine applications to a maximum engine speed of 7,500 rpm. The carburetor mounting pads will accept all stock or aftermarket square-bore carburetors with manual or electric chokes. These Holley intake manifolds are also engineered to accept most stock hardware and accessory brackets—but offer performance features like: an updated plenum divider area; a 1 in. shorter height than their Strip Dominator manifold; and a choice of two distributor clamp locations. The isolated design of the air/fuel passages helps to increase charge air density and performance. Features include: * Single-plane with isolated plenum * Square-bore carburetor mounting flange * Isolated water crossover * Power band: 2,500 to 7,500 rpm * Height: Front 4.18 in., rear 5.28 in. * Port size: 1.92 in. height, 1.20 in. width

4.4 out of 5 stars ( 10 )

$460.95

$392.95

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$562.95

On Sale

Holley EFI Gen III Hemi Single Plane Intake Manifolds

Holley EFI Gen III Hemi single plane intake manifolds provide maximum hood clearance combined with plenum and runner geometry that provides a broad rpm powerband for high performance street/strip engine applications to a maximum engine speed of 7,500 rpm. The isolated design of the air/fuel passages helps to increase charge air density and performance. Holley EFI Gen III Hemi single plane intake manifolds are great for turbocharger, centrifugal blower, or NOS power adders. Features: * Minimum carburetor flange height for maximum clearance to hood * 4150-type throttle/carb flange * Cast aluminum construction * Billet fuel rails * Billet aluminum oil fill cap * Mounting brackets for use with either Bosch EV1 or Gen III Hemi OEM fuel injectors * O-ring seals around ports * Natural or black finish available

5.0 out of 5 stars ( 2 )

$649.95

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$665.95

$583.95

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$598.95

Holley 4150 Supercharger Carburetors

Holley 4150 supercharger carburetors are ideal for the street or the strip. They feature universal throttle linkage, a square bore flange, a manual choke (unless noted otherwise), dual fuel inlets, mechanical secondaries, 50cc secondary pumps, and a manifold-referenced power valve. Plus, they are 100 percent wet-flow tested and calibrated.

2.33 out of 5 stars ( 3 )

$1,024.95

On Sale

Holley Street Avenger Carburetors

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

4.5 out of 5 stars ( 201 )

$699.95

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$716.95

$628.95

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$644.95

Holley LS 2x4 Dual Plane Carbureted Intake Manifolds

Put the look of the dual carburetor muscle car era on your late model Chevrolet LS Series engine. Holley LS 2x4 dual plane carbureted intake manifolds continue the tradition of the great Holley 4160 induction systems that competed on the drag strips. Their dual plane, equal-distribution layout produces great midrange torque without compromising top-end power. The manifolds feature all cast aluminum construction, a wide 1,500 to 7,000 rpm power band range, and can accept dual inline mounted square bore carburetors with 1 11/16 in. maximum diameter throttle bores.

2.0 out of 5 stars ( 1 )

$587.95

On Sale

Holley 4150 Double Pumper Carburetors

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.

4.69 out of 5 stars ( 134 )

$819.95

$644.95

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$921.95

Holley 4175 Carburetors

Designed as a bolt-on replacement for GM's venerable Quadrajet, Holley's 4175 carburetors utilize a front-mounted fuel bowl fitting, allowing you to reuse the stock fuel line. Other features include vacuum secondaries, power valve blowout protection, a spread bore flange, and a choke.

4.6 out of 5 stars ( 5 )

$819.95

On Sale

Holley GM Gen V LT Retrofit Oil Pans

Holley GM LT retrofit oil pans provide maximum clearance to the chassis and ground; plus, they provide OEM fitment for durability and proper sealing. GM's Gen V LT direct-injected engines are finding their way into a large variety of vehicles. They make great power, they're durable, and reliable, but unfortunately, the factory oil pans don't always fit--or they hang too low for today's hot rods. Holley LT retrofit oil pans are designed to help! Features include: * Cast and machined aluminum * Allow for up to 4.00 in. crankshaft stroke * Can be used anywhere a GM F-body oil pan can be used * Provide OEM fitment--oil filter mounting, OEM engine NVH suppression, OEM flange sealing, proper structural rigidity, and OEM bellhousing attachments * Traditional high-quality cast aluminum appearance with clean exterior styling * Provide maximum clearance for vehicles where the steering linkage is behind the engine crossmember * Oil cooler port provision * 1/2 in. NPT port--ideal for turbo oil return or PCV oil return * Drag race version includes special hinged door baffles and pickup

4.64 out of 5 stars ( 33 )

$475.95

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$614.95

$427.95

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$552.95

Holley 4150 Classic HP Carburetors

Holley HP™ carburetors have been the standard in racing carburetors for nearly two decades. Powering the biggest names in NASCAR to the Saturday night racer, HP carburetors are the perfect choice for all types of motorsports. Classic HP carburetors are available from 390 to 1000 CFM and feature a contoured venturii inlet for balanced air flow, screw in air bleeds for precision tuning capabilities, high flow metering blocks and Dominator style fuel bowls which allow pluming from either side for ease of installation. Holley HP carburetors are the standard for square bore race carburetors.

2.71 out of 5 stars ( 7 )

$921.95

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$1,024.95

On Sale

Holley Aluminum Ultra XP 2-Barrel Carburetors

Holley improved the carburetor that powered thousands of racers into the winner's circle—Holley Ultra XP 2-barrel carburetors. They used the original 0-4412 and added the proven design elements of their Ultra Series delivering the XPs with more tunability, more durability, more weight savings, and more features! They are approved for use in NASCAR Mid-West/West Coast Late Model Divisions and utilize the same venturii and throttle bore dimensions of the classic 2-barrel carburetor. Holley Ultra XP carburetors are available in different finishes, and will outperform any production 2-barrel available. Features include: * All-aluminum construction for nearly 50 percent weight savings over zinc versions * Tumble polished aluminum with Black billet aluminum metering block and base plate * No choke tower for unobstructed airflow * Air bleeds moved outward to allow a smoother transition of airflow * Air cleaner flange centered over venturii for improved airflow and performance, 5/16 in.-18 bent air cleaner stud included * Down-leg boosters for improved fuel signal * Contoured hex head squirter screw for streamlined airflow * Internal pump passage on metering block equipped with tunable bleed off * Same original 1 3/8 in. venturii and 1 11/16 in. throttle bore size and throttle plate/shaft size * Fuel bowl provides 20 percent more fuel capacity while controlling slosh with internal baffling * Clear sight windows on both sides of bowl for easy and safe fuel level adjustments * Fuel trough designed into floor of bowl to route fuel flow directly to the jets and assists in keeping jets covered by fuel * Built-in drain plug provides easy access to empty contents of bowl * -8 (O-ring) inlet threads offer a large variety of plumbing options (come with an extended -8 O-ring to -8AN male adapter and -8 plug). Can be plumbed from either side * Throttle shaft rides in oil impregnated sintered bronze bushings for smooth throttle actuation * Throttle shaft capped to prevent entry of debris and contaminates * 30cc pump with metal lever. Anti-siphon valve in main body to reduce pump pull-over * Dedicated race-only throttle lever with all unnecessary street attachment points and tangs removed * Knurled (hand adjustable) curb idle screw allows for easy idle adjustment without the use of tools * Set screw for wide open throttle stop adjustment * Wedge float provides fuel control while cornering * 100 percent wet-flow tested by Holley technicians to assure it arrives ready to run!

4.83 out of 5 stars ( 6 )

$819.95

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$921.95

$736.95

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$828.95

On Sale

Holley Gen III Hemi Retrofit Oil Pans

Mopar's popular Gen III Hemi engines are ideal for swapping into muscle cars since they are durable, reliable, and make great power. The factory oil pans that come on these engines usually do not fit and hang too low for your swap. Holley Gen III Hemi retrofit oil pans' cast aluminum construction and integrated windage tray combined with the O-ring sealing provide an attractive leak-free solution for your engine swap. With the included pickup assembly and mounting bolts, Holley Gen III Hemi mid-sump engine swap oil pans have everything you need for installation.

4.63 out of 5 stars ( 8 )

$549.95

$348.40

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$499.95