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Butler Performance
Butler Performance, a name synonymous with High Performance, specifically traditional Pontiac engines.

Browse 389 Blocks (395-480 cu. In.) Products

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Rotating Assemblies & Stroker Kits - 389 Blocks (395-480 cu. In.) - Butler Performance - Butler Performance 473-480 ci Balanced Rotating Assembly Stroker Kit, for 389 Block, 4.500" str.
Butler Performance 473-480 ci Balanced Rotating Assembly Stroker Kit, for 389 Block, 4.500" str.
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Description: Butler's balanced 473-480 ci long-rod stroker assembly for the Pontiac 389 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-4500-300-389
Condition: New
Custom piston assemblies ship in 9-10 weeks
Price: $3,999.00


Rotating Assemblies & Stroker Kits - 389 Blocks (395-480 cu. In.) - Butler Performance - Butler Performance/Ross Custom Balanced Rotating Assembly, 3.750" str. for 389 Block
Butler Performance/Ross Custom Balanced Rotating Assembly, 3.750" str. for 389 Block
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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


Rotating Assemblies & Stroker Kits - 389 Blocks (395-480 cu. In.) - Butler Performance - Butler Performance 421-427 ci Balanced Rotating Assembly Stroker Kit, for 389 Block, 4.000" str.
Butler Performance 421-427 ci Balanced Rotating Assembly Stroker Kit, for 389 Block, 4.000" str.
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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


Rotating Assemblies & Stroker Kits - 389 Blocks (395-480 cu. In.) - Butler Performance - Butler Performance 447-454 ci Balanced Rotating Assembly Stroker Kit, for 389 Block, 4.250" str.
Butler Performance 447-454 ci Balanced Rotating Assembly Stroker Kit, for 389 Block, 4.250" str.
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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


Rotating Assemblies & Stroker Kits - 389 Blocks (395-480 cu. In.) - Butler Performance - Butler Pontiac 389 Re-Ring Kit
Butler Pontiac 389 Re-Ring Kit
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Description: Butler Pontiac 389 Re-Ring Kit includes rings, rod bearings, main bearings, and a complete engine gasket kit
Item #: BPI-REBUILDER-RERING-389
Condition: New
Price: $469.95


Rotating Assemblies & Stroker Kits - 389 Blocks (395-480 cu. In.) - Butler Performance - Butler Pontiac 389 Rebuild Kit, Cast Pistons
Butler Pontiac 389 Rebuild Kit, Cast Pistons
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Description: Butler Pontiac 400 Rebuild Kit Standard includes Pistons, Pins,, rings, rod bearings, main bearings, and a complete engine gasket kit
Item #: BPI-REBUILDER-REBUILD-CAST-389
Condition: New
Price: $1,049.95


Rotating Assemblies & Stroker Kits - 389 Blocks (395-480 cu. In.) - Butler Performance - Butler Pontiac 389 Rebuild Kit, Forged Pistons
Butler Pontiac 389 Rebuild Kit, Forged Pistons
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Description: Butler Pontiac 389 Rebuild Kit Standard includes Pistons, Pins, rings, rod bearings, main bearings, and a complete engine gasket kit
Item #: BPI-REBUILDER-REBUILD-FORGED-389
Condition: New
Price: $1,349.95


Items 1-7 of 7