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
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Top off your Pontiac engine with an air cleaner or new filter from Butler Performance.
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
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 »
It’s the easiest, most refined, feature-rich system that money can buy. But, don’t take our word for it, see what the best are saying about Holley EFI!
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Holley Products
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-0-80514-1
Condition:
New
Price: $699.95
Free Shipping!
Description:
Gold Dichromate finish on fuel bowls for corrosion resistance
Race only calibration
Contoured venturri inlet offers balanced airflow for increased horsepower
Annular Boosters...More Details »
Item #: HLY-0-8896-1
Condition:
New
Price: $837.95
Free Shipping!
Description:
Gold Dichromate finish on fuel bowls for corrosion resistance
Race only calibration
Contoured venturri inlet offers balanced airflow for increased horsepower
Annular Boosters...More Details »
Item #: HLY-0-9375-1
Condition:
New
Price: $868.95
Free Shipping!
Description:
Tumble polished billet look
Lower housing casting designed for enhanced fuel flow
Motor draws only 3 amps current
Relay kit P/N 12-753 & 7 1/2 amp fuse recommended...More Details »
Item #: HLY-12-802
Condition:
New
Price: $139.95
Description:
Gold Dichromate finish on fuel bowls for corrosion resistance
Race only calibration
Contoured venturri inlet offers balanced airflow for increased horsepower
Annular Boosters...More Details »
Item #: HLY-0-7320-1
Condition:
New
Price: $900.95
Free Shipping!
Description:
Gold Dichromate finish on fuel bowls for corrosion resistance
Race only calibration
Contoured venturri inlet offers balanced airflow for increased horsepower
Annular Boosters...More Details »
Item #: HLY-0-9377-1
Condition:
New
Price: $937.95
Free Shipping!
Description:
Gold Dichromate finish on fuel bowls for corrosion resistance
Race only calibration
Contoured venturri inlet offers balanced airflow for increased horsepower
Annular Boosters...More Details »
Item #: HLY-0-80532-1
Condition:
New
Price: $941.95
Free Shipping!
Description:
Tumble polished billet look
Lower housing casting designed for enhanced fuel flow
Improved design for street/strip applications
Distinctive “Black” logo...More Details »
Item #: HLY-12-815
Condition:
New
Price: $169.95
Description:
Gerotor design for smooth operation and durability
Flows 150 GPH free flow
Flows 140 GPH at 7 psi
Powers engines from stock all the way up to 900 horsepower (Gasoline)...More Details »
Item #: HLY-12-150
Condition:
New
Price: $248.95
Description: Street/Strip Carb or EFI Applications
Pre Filter
100 Micron
Item #: HLY-162-553
Condition:
New
Price: $85.04
Description: Street/Strip Carbureted Applications
Post Filter
40 Micron
Item #: HLY-162-563
Condition:
New
Price: $85.04
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: $439.95
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: $539.95
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: $492.95
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...More Details »
Item #: HLY-0-4778S
Condition:
New
Price: $492.95
Free Shipping!
Description:
Gold Dichromate finish on fuel bowls for corrosion resistance
Race only calibration
Contoured venturri inlet offers balanced airflow for increased horsepower
Annular Boosters...More Details »
Item #: HLY-0-80186-1
Condition:
New
Price: $837.95
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: $505.95
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: $505.95
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-0-80528-1
Condition:
New
Price: $687.95
Sale: $729.95
Save: -6%
Save: $-42.00
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: $615.95
Free Shipping!