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: Supports Up To 1250HP Boosted - 3.5 in. Handheld Monitor - Carburetor Styling
Item #: HLY-550-877
Condition:
New
Price: $2,249.95
Description:
Braided Stainless Steel Lines
Rugged Billet Construction
AN and NPT Alum. Fittings
For Holley Carbs
Centerline to centerline = 9.5
Item #: HLY-101176ERL
Condition:
New
Price: $165.95
Free Shipping!
Description: Supports up to 900 EFI or 1050 Carb HP Compatible with Pump Gas*, Race gas, Diesel or E85
Item #: HLY-12-170
Condition:
New
Price: $230.95
Description: The 12-920 universal in-line fuel pump is intended for Throttle Body EFI, Multipoint EFI and Forced Induction Multipoint EFI systems
Item #: HLY-12-920
Condition:
New
Price: $337.95
Description: Holley Throttle Ball Assortment Pack
Item #: HLY-20-2
Condition:
New
Price: $22.99
Description: Holley Throttle Stud Cable Clip, 2pk
Item #: HLY-36-4QFT
Condition:
New
Price: $2.91
Description: Holley Transmission Stud Kit
Item #: HLY-37-12QFT
Condition:
New
Price: $10.39
Description: Aluminum Construction (saves 4.5 lbs - 38% weight savings)
Hard Core Grey with black anodized billet aluminum metering block and booster inserts
Designed for use on Drag race, circle track, or any...More Details »
Item #: HLY-0-80803HBX
Condition:
New
Price: $1,349.95
Free Shipping!
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: $1,299.95
Free Shipping!
Description: Holley Stud Kit (GM Short)
Item #: HLY-37-10QFT
Condition:
New
Price: $10.39
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: $193.95
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: $1,126.95
Free Shipping!
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: $1,126.95
Free Shipping!
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: $519.95
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: $474.95
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: $507.95
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-120-511
Condition:
New
Price: $33.95
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: $44.15
Description: Drop Base Air Cleaner w/1" Drop. Base plate contoured for the Holley Sniper EFI, 3" Tall Filter
Item #: HLY-120-530
Condition:
New
Price: $158.95
Description: Drop Base Air Cleaner w/1" Drop. Base plate contoured for the Holley Sniper EFI, 4" air filter
Item #: HLY-120-540
Condition:
New
Price: $175.95
Description: With 50% smaller and 70% lighter, our redesigned ignition box is designed to fit almost anywhere in your engine bay.
Item #: 556-154
Condition:
New
Price: $415.95
Description: SNIPER EFI HYPERSPARK CD IGNITION BOX
Item #: 556-151
Condition:
New
Not Available
See *HLY-556-154*
Price: $415.95
Sale: $399.95
Save: 4%
Save: $16.00
Description: SNIPER EFI TO HOLLEY EFI DUAL SYNC DISTRIBUTOR ADAPTER HARNESS
Item #: HLY-558-493
Condition:
New
Price: $49.95