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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!
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!
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On Sale
Holley Throttle Body to Carbureted Manifold Adapters
Holley throttle body to carburetor manifold adapters allow you to mount an OEM or Holley TBI unit on most any manifold, saving you the expense of buying a different manifold. Made from high-quality cast aluminum, these adapters provide a smooth transition from the throttle body to the intake manifold for trouble-free operation.
( 2 )
$204.95
$184.45
On Sale
Holley MAP Sensor Adapters
Holley offers MAP sensor adapters for a variety of Chevrolet LS engine applications from 1997 and up. They feature pre-terminated connectors and wiring for a direct plug-and-play installation. Depending on the model you select, the adapter will allow: * The installation of an LS3 MAP sensor in an LS2 or LS1 equipped vehicle * The installation of an MPFI WeatherPack 3-pin connector MAP sensor to the 3-pin Delphi GT connector * The installation of a Delphi MIP 3-pin connector MAP sensor to the 3-pin Delphi GT connector
( 21 )
$41.22
$36.90
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$47.24
On Sale
Holley Carburetor Adapters
Holley carburetor adapters make intake, carburetor, or throttle body changes a snap. They're available in a variety of bolt patterns to accommodate a large number of combinations.
( 4 )
$110.95
$99.85
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$199.95
On Sale
Holley LS Valve Cover Adapter Plates
Holley LS valve cover adapter plates offer an innovative way to add the vintage styling cues of a 1958-86 small block Chevy perimeter bolt valve cover to your modern GM LS engine. These cast aluminum adapter plates include hardware to mount three different generations of coil packs under the valve cover without the need of any coil relocation kit, and you retain all the benefits of OE-style coil-on-plug mounting. These adapter plates feature an integrated oil fill and are pre-threaded for PCV ventilation fittings.
( 4 )
$299.95
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$306.95
$269.95
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$276.25
On Sale
Holley Manifold Plug and Fitting Kits
Holley manifold plug and fitting kits allow two different styles of connections within one unit. They are offered to service your mid-mount accessory drive LT/LS, BBC, and SBC cooling manifolds. These genuine Holley fittings are constructed from aluminum and feature a chrome finish for longevity.
( 2 )
$44.78
$18.63
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$40.30
On Sale
Holley Intake Manifold Adapter Kits
These Holley intake manifold adapter kits let you mount older intake manifolds to the newer style center-bolt cylinder heads. They include four angled spacers with matching Allen head bolts to adapt Holley intake manifolds to the new-style heads.
Not Yet Reviewed
$409.95
$367.95
Holley Heater Hose Adapters
Holley offers replacement heater hose adapters for high-mount accessory drive systems. They are designed to fit the Holley 7.3L Godzilla engine, which makes them ideal for engine swaps. Mounting hardware included.
Not Yet Reviewed
$114.95
On Sale
Holley EFI Throttle Body Adapters
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.
( 1 )
$94.49
$76.55
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$204.95
Holley AN to Straight Cut O-Ring Fittings
Holley AN to straight cut O-ring fittings are great fuel pump accessories. They are hard anodized aluminum for wear and corrosion resistance--so your Holley fittings last longer!
( 4 )
$22.95
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$33.48
On Sale
Holley EFI Coyote Throttle Body Adapters
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!
( 1 )
$179.95
$83.25
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$194.95
On Sale
Holley Throttle Lever Extensions
Direct from Holley come these throttle lever extensions. They are designed to help relocate the throttle lever mounting point for the accelerator cable and readily accept most throttle lever studs for a simple and convenient throttle hookup.
( 25 )
$18.20
$16.38
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$110.95
On Sale
Holley Throttle Body Angle Adapters
Holley throttle body angle adapters resolve problems. The considerable angle of the LT intakes can cause issues routing inlet plumbing and clearance to aftermarket accessory brackets. These adapters level the throttle body for swap applications without changing the flow the GM design intended. Other four-bolt intakes with routing issues can also benefit from this adapter. Features and benefits of Holley throttle body angle adapters: * Billet aluminum construction * Maintains proper throttle body blade orientation * Eliminates drivability issues associated with inverting the throttle body * Allows clearance to aftermarket accessory brackets or other clearance and routing issues * No harness rerouting or extending required * Works with both truck and car LT intake bolt patterns * Works with all 4-bolt LS intake bolt patterns * Works with up to 95mm intakes and throttle body openings * Works with common LS and LT 104 x 70mm bolt pattern throttle bodies * Adapts common LS 104 x 70mm bolt pattern throttle bodies to LT 5.3L truck intakes * Works with Holley 92/95mm Hi-Ram and Mid-Ram intakes * Allows use of cable-operated and other throttle bodies on Gen V 5.3L intakes
( 6 )
$92.65
$83.39
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$111.95
On Sale
Holley Sniper Fuel Tank Straps
The heart of a fuel system begins with the fuel tank. Secure your tank in place with Holley Sniper fuel tank straps. Available in many styles and shapes to fit a variety of applications, they are made from steel and galvanized for corrosion protection and continued good looks. Holley Sniper fuel tank straps provide a simple and inexpensive solution to alleviate fuel tank issues.
Not Yet Reviewed
$53.25
$25.90
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$97.55
Holley LS Modular Mid-Rise Intake Adapter Plates
Holley LS modular mid-rise intake adapter plates mate your LS dual plane mid-rise intake manifold to modular tops. These cast aluminum adapter plates will accept all of the popular Holley Hi-Ram plenum tops as a foundation for your custom induction systems to produce great mid-range torque without compromising top end power. These are great for supercharged or turbocharged engines!
Not Yet Reviewed
$327.95
On Sale
Holley Terminator EFI HyperSpark Ignition Adapters
Holley Terminator EFI HyperSpark ignition adapters are designed to plug-and-play with HyperSpark distributors and Holley EFI main harnesses with an ignition connector. They enable you to run a "timed sequential" fuel strategy for faster responses and cleaner emissions. Complete the improvement of your driving experience with a Holley Terminator EFI HyperSpark ignition adapter.
( 2 )
$47.24
$42.52
On Sale
Holley Sniper EFI Dual Sync Distributor Adapter Harnesses
Holley Sniper EFI dual sync distributor adapter harnesses ensure your Sniper EFI ignition installation is a snap. Simply plug up both connectors, terminate the pink wire to a switched 12 V ignition source, and you're finished.
Not Yet Reviewed
$48.03
$43.23
On Sale
Holley EFI CAN Adapter Harnesses
Holley EFI CAN adapter harnesses are available in several options. Offered are male to female harnesses in several lengths for Racepak and other external CAN devices, harnesses that adapt 2-pin Holley main harness CAN connectors to newer 4-pin CAN devices, and kits that directly connect Racepak Vnet/Holley to either the J1A (HP and Dominator ECUs) or J3 (Dominator ECU only) connectors. Create secure connections with genuine Holley EFI CAN adapter harnesses.
Not Yet Reviewed
$54.05
$43.02
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$94.49
On Sale
Holley LS Hi-Ram Fuel Rail Adapter Kits
Holley LS Hi-Ram fuel rail adapter kits are designed to enable correct placement of your fuel rail when using a short style injector versus the taller LS1 style. These kits include high-volume fuel passage rails to allow for high-horsepower applications and to dampen fuel pressure oscillations. Holley kits also include: * Fuel rail adapters * Mounting hardware * Injector O-rings * Installation instructions
( 2 )
$255.95
$230.35
Holley HydraMat Fuel Pump Adapters
Holley HydraMat fuel pump adapters attach directly to the fuel pump body with no modifications. The design focus was to allow easy connection to a remote fuel pickup or HydraMat within your tank or fuel cell. These patented clamp-on adapters feature 6160 T-6 aluminum construction, include an O-ring to seal the fuel pump to the adapter, and are available in four sizes to fit the 255, 340, and 455 lph pumps, as well as the VR Series pumps and other popular brands of the same size.
( 2 )
$68.25
On Sale
Holley EFI Digital Dash I/O Adapter with Wiring Harness Kits
Holley EFI Digital Dash I/O adapter with wiring harness kits offer more performance from your digital dash. Available terminated or unterminated, these vehicle harnesses provide 10 additional inputs/outputs to your 7 in. unit. They can be configured for gauges or switches and data-logged locally through your digital dash. The adapters bring out connections to a waterproof 26-pin connector, similar to ones used on EFI units, and the kits include a USB memory stick to update digital dash firmware that supports the adapter.
( 3 )
$357.95
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$409.95
$322.15
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$367.95
Holley EFI Pro-Billet Ignition Adapters
Holley EFI Pro-Billet ignition adapters allow for plug-and-play ignition timing control when utilizing an MSD Pro-Billet distributor and Holley EFI main harness with an ignition connector. The adapters are ideal for use with Terminator X electronic fuel injection.
( 3 )
$40.22
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$40.48
On Sale
Holley Hemi V8 Ignition Coil Adapter Harnesses
Holley Hemi V8 ignition coil adapter harnesses let you take charge of your engine by controlling both fuel and spark. They are built to fit and function with the factory harness. The harnesses feature TXL-grade copper wiring with minimal weight, plus high-temperature sleeves in a small diameter. Factory-style terminations provide a strong, secure connection.
( 1 )
$204.95
$184.45
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$191.95
On Sale
Holley Fuel Fittings
Holley has fittings to adapt different sized fuel lines to bare Holley fuel bowls, as well as hose and banjo fittings for special applications.
( 108 )
$51.19
$17.51
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$68.25
On Sale
Holley Sniper Throttle Lever Extensions
Holley Sniper EFI throttle lever extensions bolt directly onto your current throttle lever, increasing the mechanical advantage of your throttle cable, or rod. This results in a significantly decreased pedal effort, and smoother pedal feel, especially at low throttle input, such as when you are leaving a stoplight. They are ideal if a stiffer throttle pedal is noticed after an EFI conversion. Features: * Direct bolt-on installation * Hardware included * Decreases pedal effort for smoother driving characteristics * Corrects poor throttle cable/rod geometry
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$20.47
$18.42
