Butler Performance Inc. » 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.
Holley Categories
Items 1-30 of 33
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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 »
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 »
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 »
Top off your Pontiac engine with an air cleaner or new filter from Butler Performance.
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
Carb Accessories is where you will find linkage, lines, plates, and more for carburetors and more.
The world famous Holley Dominator
For big inch, high horsepower engines
The ultimate big bore racing carburetor
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 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 »
Electric in-line fuel pumps for higher performance applications where more fuel is needed. Easy to install and maintain.
For Carbureted applications. These pumps can be installed in new tanks or retrofit for your existing stock or stock replacement tank.
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 »
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 »
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 »
4-barrel carburetor to fuel injection conversion kits for 250-600 HP V8 engines. No laptop required - handheld tuner included. Fuel system kits available separately.
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 »
The original race ready carb that started it all!
Performance calibrated and race ready
Up to 1000 CFM
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 »
The main difference in the coils besides voltage is resistance. Higher 1.5 and 3ohm coils are normally used in Points and inductive discharge ignitions. The lower ohm coils such as .7 , .38, and...More Details »
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Holley Products
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
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
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
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
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
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
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
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
Free Shipping!
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
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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 #: HLY-0-76850BK
Condition:
New
Please Call for Availability
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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
Free Shipping!
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