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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Items 1-30 of 34
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Pontiac V8 500hp+ Pontiac EFI Muscle Car Engine on Pump Gas
Fuel Injection Without the Fight — 500hp+ Pontiac EFI Muscle Car Engine on Pump Gas for Pontiac V8s
This is the same 500hp+...More Details »
Pontiac V8 700hp+ 535ci Pump Gas Engine w/ IAII Aluminum Block
New Block, Big Inches — 700hp+ 535ci Pump Gas Engine w/ IAII Aluminum Block for Pontiac V8s
This is Butler's 700hp+ 535...More Details »
Pontiac V8 700hp+ 535ci Pump Gas Engine w/ IAII Cast Block
Iron and Attitude — 700hp+ 535ci Pump Gas Engine w/ IAII Cast Block for Pontiac V8s
The IA II cast block is the iron...More Details »
Pontiac V8 Air Cleaner Assemblies
One Box, Whole Stack — Air Cleaner Assemblies for Pontiac V8s
An air cleaner assembly is the complete stack in one box: base, element and lid, with...More Details »
Pontiac V8 Air Cleaner Assemblies
Base, Element and Lid in One Box — Air Cleaner Assemblies for Pontiac V8s
An air cleaner assembly is base, element and lid sold together, already...More Details »
Pontiac V8 Air Cleaner Bases
Hood Clearance First — Air Cleaner Bases for Pontiac V8s
The air cleaner base is the part that decides whether the hood closes. It seals to the 5-1/8"...More Details »
Pontiac V8 Air Cleaner Bases
Where the Filter Sits — Air Cleaner Bases for Pontiac V8s
The air cleaner base is the piece that decides how tall the whole stack sits. It bolts to the...More Details »
Pontiac V8 Avenger
The Easy One — Avenger for Pontiac V8s
The Holley Street Avenger is the easiest carburetor on this shelf to live with. It runs vacuum secondaries , so the...More Details »
Pontiac V8 Bellhousings
The Adapter That Makes the Swap — Bellhousings for Pontiac V8s
The bellhousing is what makes a manual transmission swap possible on a Pontiac. Pontiac shares...More Details »
Pontiac V8 Carb Accessories
The Parts Between the Carb and the Engine — Carb Accessories for Pontiac V8s
Carb accessories are the parts that decide whether a new carburetor actually...More Details »
Pontiac V8 Carb Gaskets
Get the Flange Right — Carb Gaskets for Pontiac V8s
A carburetor base gasket is a two-dollar part that decides whether your Pontiac idles clean or hunts for...More Details »
Pontiac V8 Dominator
The 4500 Flange — Dominator for Pontiac V8s
The Holley Dominator is the only family here that changes the manifold. It uses the 4500 flange , not 4150, so it...More Details »
Pontiac V8 Double Pumper
Mechanical Secondaries — Double Pumper for Pontiac V8s
The Holley Double Pumper is defined by two things: mechanical secondaries that open with the...More Details »
Pontiac V8 Dual Sync / Hyperspark (EFI Ready)
Timing by ECU — Dual Sync / Hyperspark (EFI Ready) for Pontiac V8s
Once a Pontiac V8 is running EFI , the distributor stops being a...More Details »
Pontiac V8 EFI Components
Keep It Running — EFI Components for Pontiac V8s
EFI Components are the pieces that keep an injection system alive after the kit is installed: oxygen...More Details »
Pontiac V8 Fender Covers
Protect the Paint — Fender Covers for Pontiac V8s
Fender covers are the cheapest insurance in the shop. A dropped socket or a belt buckle against a painted...More Details »
Pontiac V8 Fender Covers
Cheap Insurance on Good Paint — Fender Covers for Pontiac V8s
A fender cover is cheap insurance on a car you have already spent money painting. It keeps...More Details »
Pontiac V8 Fuel Filters
Pre-Pump and Post-Pump — Fuel Filters for Pontiac V8s
Fuel filters are the cheapest insurance in the whole fuel system and the part most often installed in...More Details »
Pontiac V8 Fuel Pumps- In-line
On the Frame Rail — Fuel Pumps- In-line for Pontiac V8s
An in-line electric fuel pump mounts on the frame rail near the tank and pushes fuel forward....More Details »
Pontiac V8 Fuel Pumps- In-Tank Carbureted
Quiet and Submerged — Fuel Pumps- In-Tank Carbureted for Pontiac V8s
An in-tank carbureted fuel pump puts the pump inside the tank,...More Details »
Pontiac V8 Fuel Pumps- In-Tank EFI
Inside the Tank — Fuel Pumps- In-Tank EFI for Pontiac V8s
An in-tank EFI fuel pump is the pump a fuel injected Pontiac V8 wants: submerged in fuel...More Details »
Pontiac V8 Fuel Regulators
Controlling the Pump — Fuel Regulators for Pontiac V8s
A fuel pressure regulator is what keeps the pump from overwhelming what it feeds. Too much pressure...More Details »
Pontiac V8 Holley Sniper & Sniper 2 EFI Systems
The Common Answer — Holley Sniper & Sniper 2 EFI Systems for Pontiac V8s
Holley Sniper and Sniper 2 are the self-tuning throttle body...More Details »
Pontiac V8 Holley Sniper Fuel Tanks-EFI Ready
One Part Number — Holley Sniper Fuel Tanks-EFI Ready for Pontiac V8s
A Holley Sniper EFI fuel tank system is the whole tank question...More Details »
Pontiac V8 Holley Stealth EFI Systems
Looks Like a Carburetor — Holley Stealth EFI Systems for Pontiac V8s
Holley Sniper Stealth systems are built for the owner who wants fuel...More Details »
Pontiac V8 Holley Terminator Stealth EFI Systems
Four Injectors or Eight — Holley Terminator Stealth EFI Systems for Pontiac V8s
Holley Terminator X Stealth systems are 4150-flange...More Details »
Pontiac V8 Hose & Fitting Kits
One Box, One Job — Hose & Fitting Kits for Pontiac V8s
Hose and fitting kits exist so you are not standing at the bench holding a hose end that does...More Details »
Pontiac V8 Hose Kits & Accessories
Everything In Between — Hose Kits & Accessories for Pontiac V8s
Hose kits and accessories are everything between the tank and the carburetor that...More Details »
Pontiac V8 HP
Race Calibration — HP for Pontiac V8s
The Holley HP is where the range stops pretending to be a street carburetor. There is no choke , the calibration is a race...More Details »
Pontiac V8 Ignition Boxes
Full Power Every Fire — Ignition Boxes for Pontiac V8s
An ignition box stores voltage in a capacitor and dumps it into the coil on command, so the spark is...More Details »
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Holley Products
Description: Brawler Street carburetors are machined and assembled by craftsman right here in the USA. 850 CFM - 4150 - Mechanical Secondaries - Shiny - Gasoline
Item #: HLY-BR-67214
Condition:
New
Price: $699.95
Free Shipping!
Description: Holley Stud Kit (GM Long)
Item #: HLY-37-11QFT
Condition:
New
Price: $14.89
Description: Carburetor Diaphragm 50cc GFLT w/o Screws GFLT Diaphragms Are Compatible For Use w/All Alcohol Base Fuels
Item #: HLY-135-9
Condition:
New
Price: $63.95
Description: Clear Bowl Sight Plugs for Holley Carbs
Item #: MOR-65226
Condition:
New
Price: $12.99
Description: 255 LPH Drop-In Retrofit Carbureted Fuel System Supports up to 700 Carb HP (HP Rating @ 6 PSI at 13.5 Volts / 10.4 AMP Draw), Returnless
Item #: HLY-12-129
Condition:
New
Price: $415.95
Description: Dual fuel lines for Holley 4150 Ultra XP Carburetors w -8 O-ring XP Bowls. Fuel line with single 8AN inlet, fittings with Pro-Lite 350 hose
Features:
The fuel lines are 9.75” long (standard fuel...More Details »
Item #: HLY-34-43
Condition:
New
Price: $259.95
Description: Dual fuel lines for Holley 4150 Ultra XP Carburetors w -8 O-ring XP Bowls. Fuel line with single 6AN inlet, fittings with Pro-Lite 350 hose
Features:
The fuel lines are 9.75” long (standard fuel...More Details »
Item #: HLY-34-42
Condition:
New
Price: $191.95
Description: Carb Fuel Line Kit
Fits Holley 4150 Carb
3/8'' NPT Female Inlet
-06 AN Stainless Steel Hose
Endura Finish Fittings
Item #: HLY-34-6000SSQFT
Condition:
New
Price: $138.95
Description: 10 micron post filter with dual 3/8" barbs
Item #: HLY-562-1
Condition:
New
Price: $43.63
Description: Holley EFI universal bypass fuel pressure regulators are for use with fuel systems in street or track applications.
Item #: HLY-12-894KIT
Condition:
New
Price: $249.95
Description: Chrome Die Cast Fuel Regulator - 60 PSI
Item #: HLY-12-882
Condition:
New
Price: $103.95
Description: Includes complete fuel system consisting of; 40ft of 3/8” Vapor Guard™ Fuel Hose, NO PUMP, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!
Item #: HLY-526-10
Condition:
New
Price: $399.95
Description: Includes complete fuel system consisting of; 40ft of 3/8” Vapor Guard™ Fuel Hose, 12-920 Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!
Item #: HLY-526-7
Condition:
New
Price: $571.95
Description: Replacement Bosch Wideband Oxygen sensor for Sniper EFI and Terminator X systems.
Anti-Seize pre-applied to sensor threads.
Service Oxygen Sensor for Sniper EFI Systems
Service Oxygen Sensor for Terminator X Systems
Item #: HLY-554-155
Condition:
New
Price: $169.95
Description: Street/Strip Carbureted Applications
Two Port
Adjustable from 4.5 to 9 PSI
Item #: HLY-12-803
Condition:
New
Price: $51.95
Description: Pontiac HyperSpark distributor- plug and play with all Holley Sniper EFI systems
Item #: HLY-565-314BK
Condition:
New
Price: $531.95
Description: Pontiac HyperSpark distributor- plug and play with all Holley Sniper EFI systems
Item #: HLY-565-314
Condition:
New
Price: $478.95
Description: Holley Kickdown Throttle Bracket for 700R-4 Transmissions
Item #: HLY-49-121QFT
Condition:
New
Price: $41.81
Description: Open Carburetor Flange Gasket 1050 Carbs
Item #: HLY-108-84-2
Condition:
New
Price: $23.87
Description: Open Carburetor Flange Gasket Standard Holley Carbs
Item #: HLY-108-10
Condition:
New
Price: $14.87
Description: Holley EFI distributors are designed to plug and play with Holley EFI systems. The design includes dual Hall Effect sensors for the crankshaft and camshaft signals.
Item #: HLY-565-207BK
Condition:
New
Price: $623.95
Description: Holley EFI distributors are designed to plug and play with Holley EFI systems. The design includes dual Hall Effect sensors for the crankshaft and camshaft signals.
Item #: HLY-565-207
Condition:
New
Price: $623.95
Description: The #1 EFI conversion system just got better! Now choose Finish, Bluetooth or Handheld, Power Distr. Module, and Fuel System
Item #: HLY-550-511-3
Condition:
New
Price: $1,449.95
Description: Billet Sniper EFI Fuel Pressure Regulator with Bracket
Item #: HLY-19-392
Condition:
New
Price: $189.95
Description: Sniper EFI HyperSpark Ignition Coil
Item #: 556-152
Condition:
New
Price: $65.25
Description: Rochester Quadrajet™ (Q-Jet) 4-Barrel Fuel Injection Conversion - Self-Tuning System with Handheld EFI Controller - Classic Gold
Item #: HLY-550-869
Condition:
New
Price: $1,799.95
Description: 340 LPH Drop-In Retrofit Carbureted Fuel System-E85 Compatible
Supports up to 900 Carb HP (HP Rating @ 8 PSI at 13.5 Volts / 10.4 AMP Draw)
Item #: HLY-19-365
Condition:
New
Price: $369.95
Free Shipping!
Description: 4 Barrel Fuel Injection Conversion - Self-Tuning Kit + Handheld EFI Monitor - Black Finish
Item #: HLY-550-871
Condition:
New
Price: $1,649.95
Description: 4 Barrel Fuel Injection Conversion - Self-Tuning Kit + Handheld EFI Monitor - Classic Gold Finish
Item #: HLY-550-872
Condition:
New
Price: $1,649.95
Description: 4 Barrel Fuel Injection Conversion - Self-Tuning Kit + Handheld EFI Monitor - Shiny Finish
Item #: HLY-550-870
Condition:
New
Price: $1,599.95