Butler Performance Inc. » Holley

Holley
Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR Sprint Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine. Holley's products also include performance fuel pumps, intake manifolds & engine dress-up products for street performance, race and marine applications. Find all your Holley products here at Butler LS.

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Items 1-30 of 34
500hp+ Pontiac Carbureted Muscle Car Engine on Pump Gas
Butler Pontiac Power at its best. Butler Core or customer block making over 500hp and 515 lbs tq on pump gas. Features Butler/Ross rotating assembly with Eagle crank and Butler...More Details »
500hp+ Pontiac EFI Muscle Car Engine on Pump Gas
This beautiful build features a Sniper QJet EFI system with a March Black Onyx Serpentine System. It's internal components are a Butler Ross BU assembly 4.181" bore and 4.250" stroke with a...More Details »
700hp+ 535ci Pump Gas Engine w/ IAII Cast Block
This build featured an IAII aftermarket black, Forged 4.5" stroke Crank, Custom Ross Pistons in 4.350" bore, Comp Solid Roller Cam, Edelbrock CNC Round Port Heads, Holley 950 Ultra XP Carb....More Details »
Air Cleaners/Filters
Top off your Pontiac engine with an air cleaner or new filter from Butler Performance.
Avenger
Performance calibrated street & off road carbs loaded with easy to use features Vacuum secondaries for use on wide variety of vehicles Available up to 870 CFM
Bellhousings
Carb Accessories
Carb Accessories is where you will find linkage, lines, plates, and more for carburetors and more.
Carb Gaskets
Dominator
The world famous Holley Dominator For big inch, high horsepower engines The ultimate big bore racing carburetor
Double Pumper
Tire turning power for hot street or race vehicles Mechanical secondaries means your foot controls rear throttle blade opening For light vehicles with low gearing and manual trans or automatics with high stall converter
Dual Sync / Hyperspark (EFI Ready)
Dual Sync Sensors generate two signals, one for crank and one for cam. Using this setup allows for individual timing control when using ignition boxes. These distributors have what is called a...More Details »
EFI Components
EFI Systems & Components
Ready to update your carbureted system to an electronic fuel injection system? Butler Performance has been installing and testing many systems from FAST, Edelbrock, Holley, and more for a long...More Details »
Fender Covers
Fender Covers
Fuel Filters
Fuel Pumps- In-line
Electric in-line fuel pumps for higher performance applications where more fuel is needed. Easy to install and maintain.
Fuel Pumps- In-Tank Carbureted
For Carbureted applications. These pumps can be installed in new tanks or retrofit for your existing stock or stock replacement tank.
Fuel Pumps- In-Tank EFI
For EFI and carbureted applications. These pumps can be installed in new EFI ready tanks or retrofit for your existing stock or stock replacement tank. With the addition of a fuel bypass regulator,...More Details »
Fuel Regulators
Holley Sniper & Sniper 2 EFI Systems
Holley just brought EFI within range! Introducing Sniper EFI! It's economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride!...More Details »
Holley Sniper Quadrajet EFI Systems
Are you tired of rebuilding the 50+ year old Rochester Quadrajet™ (Q-Jet) on your classic Chevrolet, GMC, Buick, Oldsmobile, or Pontiac? Introducing Sniper EFI Quadrajet™. The first bolt on...More Details »
Holley Stealth 4150 EFI Systems
The Sniper Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Sniper...More Details »
Holley Terminator Stealth EFI Systems
If you have been hesitant on switching to EFI because you like the traditional look of a carburetor? There is no more need to worry! Holley has you covered with the new Terminator Stealth Throttle...More Details »
Hose & Fitting Kits
HP
HP
The original race ready carb that started it all! Performance calibrated and race ready Up to 1000 CFM
Ignition Boxes
These boxes are are capable of producing full power sparks throughout the entire rpm range. It draws its energy directly from the battery where a custom wound transformer steps it up to over 460...More Details »
Items 1-30 of 34

Holley Products

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Items 31-60 of 131
Description: In-tank fuel pump module (direct bolt-in) is a high-pressure unit that flows 255 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 550 horsepower
Item #: HLY-12-317
Condition: New
Price: $399.95

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Description: In-tank fuel pump module (direct bolt-in) is a high-pressure unit that flows 255 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 550 horsepower
Item #: HLY-12-302
Condition: New
Price: $455.95

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Description: In-tank fuel pump module (direct bolt-in) is a high-pressure unit that flows 255 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 550 horsepower
Item #: HLY-12-300
Condition: New
Price: $455.95

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Description: In-tank fuel pump module (direct bolt-in) is a high-pressure unit that flows 255 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 550 horsepower
Item #: HLY-12-303
Condition: New
Price: $455.95

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Description: In-tank fuel pump module (direct bolt-in) is a high-pressure unit that flows 255 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 550 horsepower
Item #: HLY-12-301
Condition: New
Price: $455.95

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Description: In-tank fuel pump module (direct bolt-in) is a high-pressure unit that flows 255 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 550 horsepower
Item #: HLY-12-304
Condition: New
Price: $455.95

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Description: 255 LPH Drop-In Retrofit EFI Fuel System w/Hydramat Supports up to 550 EFI or 700 Carb HP (HP Rating @ 60 PSI at 13.5 Volts / 10.4 AMP Draw)
Item #: HLY-12-130
Condition: New
Price: $827.95

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Description: Can be used with any electric fuel pump, as long as the current load is not above 30 amps
Item #: HLY-12-753
Condition: New
Price: $155.95

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Description: 450 LPH Drop-In Retrofit EFI Fuel System w/Hydramat Supports up to 875 EFI or 1100 Carb HP (@ 60 PSI at 13.5 Volts / 16.9 AMP Draw) Of course there are many variables, estimates are based on...More Details »
Item #: HLY-12-132
Condition: New
Price: $755.95

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Description: Vibratory polished for good looks Optimized street calibration that works-out-of-the-box Factory preset electric choke for easy startups
Item #: HLY-0-80670
Condition: New
Price: $620.95

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Description: Gold Dichromate finish for corrosion resistance and classic Holley looks Optimized street/strip calibration that works out-of-the-box Manual choke (Cable driven, hand operated) for...More Details »
Item #: HLY-0-4778C
Condition: New
Price: $796.95

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Description: Gold Dichromate finish for corrosion resistance and classic Holley looks Optimized street/strip calibration that works out-of-the-box Manual choke (Cable driven, hand operated) for...More Details »
Item #: HLY-0-4779C
Condition: New
Price: $776.95

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Description: Shiny finish for good looks Optimized street/strip calibration that works out-of-the-box Manual choke (Cable driven, hand operated) for precise cold start control Mechanical secondaries for...More Details »
Item #: HLY-0-4779S
Condition: New
Price: $693.95

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Description: Gold Dichromate finish for corrosion resistance Optimized race calibration Contoured venturri inlet offers balanced airflow for increased horsepower Screw in air bleeds for...More Details »
Item #: HLY-0-80528-2
Condition: New
Price: $827.95

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Description: Gray Finish for good looks Optimized street calibration that works-out-of-the-box Factory preset electric choke for easy startups
Item #: HLY-0-86770HB
Condition: New
Price: $859.95

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Description: Vibratory polished for good looks Optimized street calibration that works-out-of-the-box Factory preset electric choke for easy startups
Item #: HLY-0-80770
Condition: New
Price: $626.95

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Description: Gold Dichromate finish for corrosion resistance and classic Holley looks Optimized street/strip calibration that works out-of-the-box Manual choke (Cable driven, hand operated) for...More Details »
Item #: HLY-0-4780C
Condition: New
Price: $838.95

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Description: Gold Dichromate finish for corrosion resistance and classic Holley looks Optimized street/strip calibration that works out-of-the-box Manual choke (Cable driven, hand operated) for...More Details »
Item #: HLY-0-4781C
Condition: New
Price: $838.95

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Description: Shiny for classic Holley looks Optimized street/strip calibration that works out-of-the-box Manual choke (Cable driven, hand operated) for precise cold start control Mechanical...More Details »
Item #: HLY-0-4781S
Condition: New
Price: $741.95

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Description: Hard Core Gray™ w/ black anodized billet aluminum metering blocks/base plate. Casting is hard coat anodized for ultimate corrosion resistance Ultra Double Pumpers feature an Optimized...More Details »
Item #: HLY-0-76850HB
Condition: New
Price: $914.95

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Description: Shiny with black anodized billet aluminum metering blocks/base plate for good looks and true gasket sealing Ultra Double Pumpers feature an Optimized street/strip calibration that works out-of-the-box
Item #: HKR-71014302-RHKR
Condition: New
Price: $838.95

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Description: Shiny with blue anodized billet aluminum metering blocks/base plate for good looks and true gasket sealing Ultra Double Pumpers feature an Optimized street/strip calibration that works out-of-the-box
Item #: HLY-0-76850BL
Condition: New
Price: $838.95

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Description: Shiny with red anodized billet aluminum metering blocks/base plate for good looks and true gasket sealing Ultra Double Pumpers feature an Optimized street/strip calibration that works out-of-the-box
Item #: HLY-0-76850RD
Condition: New
Price: $838.95

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Description: Aluminum Construction (saves 4.5 lbs - 38% weight savings) Hard Core Gray with black anodized billet aluminum metering block and booster inserts Designed for use on Drag race, circle track, or...More Details »
Item #: HLY-0-80804HBX
Condition: New
Price: $1,232.95

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Description: Aluminum Construction (saves 4.5 lbs - 38% weight savings) Shiny Finish with black anodized billet aluminum metering block and booster inserts Designed for use on Drag race, circle track, or any...More Details »
Item #: HLY-0-80804BKX
Condition: New
Price: $1,138.95

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Description: Vibratory polished for good looks Optimized street calibration that works-out-of-the-box Factory preset electric choke for easy startups
Item #: HLY-0-80870
Condition: New
Price: $626.95

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Description: Gold Dichromate finish for corrosion resistance Optimized race calibration Contoured venturri inlet offers balanced airflow for increased horsepower Screw in air bleeds for...More Details »
Item #: HLY-0-80496-2
Condition: New
Price: $921.95

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Description: Aluminum Construction (saves 4.5 lbs - 38% weight savings) Hard Core Gray with black anodized billet aluminum metering block and booster inserts Designed for use on Drag race, circle track, or...More Details »
Item #: HLY-0-80805HBX
Condition: New
Price: $1,260.95

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Description: Aluminum Construction (saves 4.5 lbs - 38% weight savings) Shiny Finish with black anodized billet aluminum metering block and booster inserts Designed for use on Drag race, circle track, or any...More Details »
Item #: HLY-0-80805BKX
Condition: New
Price: $1,189.95

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Description: Tumble polished billet look Lower housing casting designed for enhanced fuel flow Maximum pressure is 7 psi Motor draws 2 amps current Relay kit P/N 12-753 & 7 1/2 amp...More Details »
Item #: HLY-12-801
Condition: New
Price: $175.95

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Items 31-60 of 131