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.
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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 »
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 »
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 »
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 »
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 »
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 »
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Holley Products
Description: Aluminum Construction (saves 4.5 lbs - 38% weight savings)
Shiny/Black with black anodized billet aluminum metering block and booster inserts
Designed for use on Drag race, circle track, or any...More Details »
Item #: HLY-0-80803BKX
Condition:
New
Price: $1,100.95
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Description: Holley Stud Kit (GM Short)
Item #: HLY-37-10QFT
Condition:
New
Price: $7.19
Description: The Power Distribution Module (PDM) is a cost-effective and optional accessory that isolates the core of your EFI and ignition wiring into one, easy to use location.
Item #: HLY-554-200
Condition:
New
Price: $149.95
Description: Built from high grade steel - Work hardens to over 80,000 PSI strength. Over 2 times the strength of any other steel bellhousing.
Features:Patent on 16 points of Bellhousing Design & Process
Item #: QTI-RM-8072
Condition:
New
Price: $922.95
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Description: Weight is 20 pound and 6.290 inches in height
Transmission bore diameter 4.685 inches; clutch diameter 11 inches and uses 166 teeth flywheel
Fits Oldsmobile/Pontiac all V-8 engine
Fits Muncie,...More Details »
Item #: QTI-RM-8070
Condition:
New
Price: $876.95
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Description: 340 LPH Drop-In Retrofit EFI Fuel System-E85 Compatible
Supports up to 700 EFI or 900 Carb HP (HP Rating @ 60 PSI at 13.5 Volts / 10.4 AMP Draw)
Item #: HLY-19-360
Condition:
New
Price: $465.95
Description: 340 LPH Drop-In Retrofit EFI Fuel System-E85 Compatible
Supports up to 700 EFI or 900 Carb HP (HP Rating @ 60 PSI at 13.5 Volts / 10.4 AMP Draw)
Item #: HLY-19-350
Condition:
New
Price: $413.95
Description: With over twice the resolution and improved color depth, the new 5-inch Digital Dash for the Sniper EFI family provides enhanced functionality at your fingertips
Item #: HLY-553-200
Condition:
New
Price: $420.95
Description: Holley Sniper EFI Drop Base Plate for Air Cleaner w/1" Drop. Base plate contoured for the Holley Sniper EFI. Add your own 14" Air Filter Element and Lid
Item #: HLY-120-510
Condition:
New
Price: $36.17
Description: Drop Base Air Cleaner w/1" Drop. Base plate contoured for the Holley Sniper EFI
Item #: HLY-120-540
Condition:
New
Price: $139.95
Description: SNIPER EFI HYPERSPARK CD IGNITION BOX
Item #: 556-151
Condition:
New
See *HLY-556-154*
Description: SNIPER EFI TO HOLLEY EFI DUAL SYNC DISTRIBUTOR ADAPTER HARNESS
Item #: HLY-558-493
Condition:
New
Price: $40.95