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Butler Performance, a name synonymous with High Performance, specifically traditional Pontiac engines.
Butler Performance Categories
Pontiac V8 Air Cleaner Accessories
The Small Parts — Air Cleaner Accessories for Pontiac V8s
Air cleaner accessories are the small parts that finish the job: the stud that holds the...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 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 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 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 Elements
Where the Engine Actually Breathes — Air Cleaner Elements for Pontiac V8s
The element is the only part of the air cleaner the engine actually...More Details »
Pontiac V8 Air Cleaner Elements
The Part That Wears Out — Air Cleaner Elements for Pontiac V8s
The air cleaner element is the only part of the assembly that wears out, and the one...More Details »
Pontiac V8 Air Cleaner Lids
The Part Everyone Sees — Air Cleaner Lids for Pontiac V8s
The air cleaner lid is the one part of the intake path you choose almost entirely on...More Details »
Pontiac V8 Air Cleaner Lids
What Everyone Sees First — Air Cleaner Lids for Pontiac V8s
The air cleaner lid is the one part of a Pontiac V8 engine bay everybody sees with the hood...More Details »
Pontiac V8 Air Cleaners/Filters
Feeding the Engine — Air Cleaners/Filters for Pontiac V8s
Everything a Pontiac V8 makes starts with the air it can pull, and air cleaners and filters...More Details »
Pontiac V8 Air Cleaners/Filters
Base, Element, Lid — Air Cleaners/Filters for Pontiac V8s
On a Pontiac the air cleaner is a fitment part as much as a filtration part. Base, element...More Details »
Pontiac V8 Air Cleaners/Shakers for 2nd Gen F-Body (Shaker Hoods)
Under the Scoop — Air Cleaners/Shakers for 2nd Gen F-Body (Shaker Hoods) for Pontiac V8s
A shaker hood feeds air...More Details »
Pontiac V8 Air Cleaners/Shakers for 2nd Gen F-Body (Shaker Hoods)
Through the Hood — Air Cleaners/Shakers for 2nd Gen F-Body (Shaker Hoods) for Pontiac V8s
A second-gen Trans Am with...More Details »
Pontiac V8 Air Optimizers/Turtles
Fuel Distribution You Can Bolt In — Air Optimizers/Turtles for Pontiac V8s
An air optimizer — the shop name is a turtle — is a billet...More Details »
Pontiac V8 Alternator Relocation Kits
Get It Out of the Way — Alternator Relocation Kits for Pontiac V8s
Alternator relocation kits move the alternator off the factory high mount so...More Details »
Pontiac V8 Books
Read It Before You Cut It — Books for Pontiac V8s
A good Pontiac book earns its place on the bench, not the coffee table. The titles here are the ones our own...More Details »
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Pontiac V8 Brake and Body Parts
The Details That Finish a Car — Brake and Body Parts for Pontiac V8s
Brake and body parts are the odds and ends that decide whether a finished...More Details »
Pontiac V8 Breathers- Butler CNC Logo
Engraved In House — Breathers- Butler CNC Logo for Pontiac V8s
Butler CNC logo breathers are billet aluminum push-in breathers with the logo...More Details »
Pontiac V8 Breathers- Stock and Aftermarket
Vent It Right — Breathers- Stock and Aftermarket for Pontiac V8s
A breather is how a Pontiac V8 gets rid of the pressure the pistons push...More Details »
Pontiac V8 Build Your Own Heads Kits
Build Them Yourself, Get the Right Parts — Build Your Own Heads Kits for Pontiac V8s
Head Builder Kits are for the guy doing his own head...More Details »
Pontiac V8 Butler Built Edelbrock RPM CNC Ported Cylinder Heads
Ported In House, Shipped Assembled — Butler Built Edelbrock RPM CNC Ported Cylinder Heads for Pontiac V8s
Butler...More Details »
Pontiac V8 Butler Custom Procharger Kits
Boost on a Pontiac — Butler Custom Procharger Kits for Pontiac V8s
Butler Custom ProCharger Kits are the brackets, drives and hardware we...More Details »
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Pontiac V8 Butler/ Edlebrock Top End Power Packages 450-550 HP
The Street Tier — Butler/ Edlebrock Top End Power Packages 450-550 HP for Pontiac V8s
The 450-550 HP top end packages...More Details »
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Pontiac V8 Butler/Edelbrock Ported Top End Power Packages 575-700+ HP Pump Gas
Ported Heads, Pump Gas — Butler/Edelbrock Ported Top End Power Packages 575-700+ HP Pump Gas for Pontiac...More Details »
Pontiac V8 Cam Bearings
Pressed In First — Cam Bearings for Pontiac V8s
Cam bearings are pressed into the block before anything else goes together, which means getting them wrong...More Details »
Pontiac V8 Camshaft Accessories
The Parts That Keep a New Cam Alive — Camshaft Accessories for Pontiac V8s
Camshaft Accessories are the small parts that hold a Pontiac V8 camshaft...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 »
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Pontiac V8 Carb/EFI Bolt Kits
Bolting the Top On — Carb/EFI Bolt Kits for Pontiac V8s
Carburetor and EFI mounting hardware looks trivial until a stud is the wrong length and the...More Details »
Pontiac V8 Cast Iron Heads
By The Casting Number — Cast Iron Heads for Pontiac V8s
Valves for stock Pontiac cast iron heads are listed by casting number for a reason: the factory...More Details »
Butler Performance Products
Butler Performance Universal Pontiac Head Gasket, Fits all 64' and later 326-455 (Set/2) SPM-19375-2
Description: Universal Pontiac Head Gasket, Fits all 64' and later 326-455 Engines. For use up to 4.191" Bore
Item #: SPM-19375
Condition:
New
Price: $87.95
Description: Butler Performance Valley Cover Fastener Kit, 4pc
Hex Head Stainless Steel
Item #: ABO-Kit-VP
Condition:
New
Price: $5.19
Description: Butler Performance Valve Cover Fastener Kit, 16pc
Allen Head Stainless Steel
Fits Butler Fabricated and Moroso Fabricated Covers
Item #: ABO-Kit-VC-BP
Condition:
New
Price: $10.95
Description: Butler Performance Valve Cover Fastener Kit, 16pc
Hex Head Stainless Steel
Item #: ABO-Kit-VC
Condition:
New
Price: $10.95
Description: Butler Performance Valve Cover Stud Kit, 24pc
Hex Head Nut, Washer, and 1 1/2" stud
Item #: BPI-Bolt-Kit-VC
Condition:
New
Price: $12.95
Description: Water Pump Divider Plates for 1964-68 Timing Covers - STAINLESS (Set)
Item #: AAU-N140PF
Condition:
New
Price: $55.95
Description: Butler Performance Louvered Windage Tray Fastener Kit, 4pc
Item #: BPI-Bolt-Kit-WT2
Condition:
New
Price: $6.95
Description: Butler Performance Windage Tray Fastener Kit, 8pc
Item #: BPI-Bolt-Kit-WT1
Condition:
New
Price: $4.95
Description: A Butler/Ross custom balanced rotating assembly for the Pontiac 326 block, built on a 3.750" stroke around a true-Pontiac Ross forging and internally balanced in our shop.
Cast or Forged...More Details »
Item #: BPI-RA-3750-300-326
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $3,459.00
Description: A Butler/Ross custom balanced rotating assembly for the Pontiac 350 block, built on a 3.750" stroke around a true-Pontiac Ross forging and internally balanced in our shop.
Cast or Forged...More Details »
Item #: BPI-RA-3750-300-350
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $3,499.00
Description: A Butler/Ross custom balanced rotating assembly for the Pontiac 389 block, built on a 3.750" stroke around a true-Pontiac Ross forging and internally balanced in our shop.
Cast or Forged...More Details »
Item #: BPI-RA-3750-300-389
Condition:
New
Price: $2,599.00
Description: 1964-1967 326, 1964-1966 389, & 1967 350 and 400 11-bolt Timing Cover Conversion Kit, Non AC Only.
Item #: BPI-TC-11B-KIT-PHB-CRK
Condition:
New
Price: $819.95
Description: Butler's balanced 353-359 ci long-rod stroker assembly for the Pontiac 326 block — a 4.000" stroke built around a true-Pontiac Ross forging and internally balanced in our shop. Nitrous-safe...More Details »
Item #: BPI-RA-4000-300-326
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $4,099.00
Description: Butler's balanced 376-382 ci long-rod stroker assembly for the Pontiac 326 block — a 4.250" stroke built around a true-Pontiac Ross forging and internally balanced in our shop. Nitrous-safe...More Details »
Item #: BPI-RA-4250-300-326
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $3,149.00
Description: Butler's balanced 383-388 ci long-rod stroker assembly for the Pontiac 350 block — a 4.000" stroke built around a true-Pontiac Ross forging and internally balanced in our shop. Nitrous-safe...More Details »
Item #: BPI-RA-4000-300-350
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $4,099.00
Description: Butler's balanced 407-413 ci long-rod stroker assembly for the Pontiac 350 block — a 4.250" stroke built around a true-Pontiac Ross forging and internally balanced in our shop. Nitrous-safe...More Details »
Item #: BPI-RA-4250-300-350
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $3,179.00
Description: Turn a Pontiac 350 into a 407 with Butler's balanced long-rod stroker assembly. A 4.250" stroke on a .030"-over (3.905") bore, built around a true-Pontiac Ross forging and internally balanced in...More Details »
Item #: BPI-RA-407-300
Condition:
New
Ships in 1-2 weeks
Price: $2,579.74
Description: Butler's balanced 421-427 ci long-rod stroker assembly for the Pontiac 389 block — a 4.000" stroke built around a true-Pontiac Ross forging and internally balanced in our shop. Nitrous-safe...More Details »
Item #: BPI-RA-4000-300-389
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $4,099.00
Description: Butler's balanced 433-440 ci long-rod stroker assembly for the Pontiac 428 block — a 4.000" stroke built around a true-Pontiac Ross forging and internally balanced in our shop. Nitrous-safe...More Details »
Item #: BPI-RA-4000-300-428
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $3,999.00
Description: Butler's balanced 447-454 ci long-rod stroker assembly for the Pontiac 389 block — a 4.250" stroke built around a true-Pontiac Ross forging and internally balanced in our shop. Nitrous-safe...More Details »
Item #: BPI-RA-4250-300-389
Condition:
New
Instock Pistons 2-3 weeks, 9-12 weeks for custom Pistons
Price: $2,599.00
Description:
New Cast or Forged Crankshaft 4.210" Stroke
Choose Desired Bore Size and Ring Type
Flat Top, Dome, or Dish Pistons
Specify Desired Compression Ratio...More Details »
Item #: BPI-RA-4210-325-421
Condition:
New
Icon piston assemblies usually ship in 1-2 weeks
Custom piston assemblies ship in 10-12 weeks
Price: $3,449.00
Description: Butler's balanced 455-481 ci long-rod stroker assembly for the Pontiac aftermarket block — a 4.000" stroke built around a true-Pontiac Ross forging and internally balanced in our shop....More Details »
Item #: BPI-RA-4000-300
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $3,999.00
Description: Butler's balanced 471-480 ci long-rod stroker assembly for the Pontiac 400 block — a 4.375" stroke built around a true-Pontiac Ross forging and internally balanced in our shop. Nitrous-safe...More Details »
Item #: BPI-RA-4375-300-400
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $3,849.00
Description:
New Forged Crank 4.500" Stroke
Choose Desired Bore Size and Ring Type
Forged Flat Top Ross Pistons, Dish, or Dome Available
Specify Desired Compression Ratio...More Details »
Item #: BPI-RA-4500-325-421
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $3,649.00
Description: Butler's balanced 482-511 ci long-rod stroker assembly for the Pontiac aftermarket block — a 4.250" stroke built around a true-Pontiac Ross forging and internally balanced in our shop....More Details »
Item #: BPI-RA-4250-300
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $2,999.00
Description: Butler's balanced 487-495 ci long-rod stroker assembly for the Pontiac 428 block — a 4.500" stroke built around a true-Pontiac Ross forging and internally balanced in our shop. Nitrous-safe...More Details »
Item #: BPI-RA-4500-325-428
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $3,699.00
Description: Butler's balanced 487-495 ci long-rod stroker assembly for the Pontiac 400 block — a 4.500" stroke built around a true-Pontiac Ross forging and internally balanced in our shop. Nitrous-safe...More Details »
Item #: BPI-RA-4500-300-400
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $3,849.00
Description: Butler's balanced 511-541 ci long-rod stroker assembly for the Pontiac aftermarket block — a 4.500" stroke built around a true-Pontiac Ross forging and internally balanced in our shop....More Details »
Item #: BPI-RA-4500-300
Condition:
New
Custom piston assemblies ship in 9-10 weeks
Price: $3,999.00
Butler Performance Pontiac Solid Engine Mounts (Set) 67-69 Firebird and 72-74 X body, Set BPI-SM69-F
Description: Pontiac Solid Engine Mounts (Set) 67-69 Firebird and 72-74 X body / Catalina 389 cid (1965-66), Catalina 400 cid (1967-70) / Bonneville 389 cid (1965-66) Bonneville 400 cid (1968-70) **IA2 Blocks...More Details »
Item #: BPI-SM69-F
Condition:
New
Price: $84.95
Description: Pontiac Solid Engine Mounts (Set) 70-74 Firebird **IA2 Blocks Must Be Clearanced / Notched Higher To Fit**
Item #: BPI-SM75
Condition:
New
Price: $84.95