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Atk High Performance Gm 383 Stroker 415 Hp Stage 2 Long Block Crate Engines Hp94M
$2,850.00$3,000.00 (-5%)
The ATK High Performance GM 383 Stroker Stage 2 Long Block (HP94M) delivers 415 horsepower of reliable and high-performance power for GM vehicles, classic muscle cars, and street builds.
Fully assembled and factory-tested, this long block crate engine ensures durability, performance consistency, and easy installation.
Condition: New
The GM 383 Stroker Stage 2 Long Block (Part #HP94M) is designed for enthusiasts seeking enhanced performance with reliable engineering.
This Stage 2 stroker crate engine combines precision components, robust construction, and turnkey assembly to deliver a high-performance driving experience.
Included Components:
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Engine block
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Cylinder heads
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Camshaft and valve train
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Rotating assembly (crankshaft, rods, pistons)
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Oil pan
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Timing components
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Valve covers
Performance Overview:
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383 C.I.D. (6.3L) V8 stroker engine
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415 horsepower output
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Stage 2 performance build
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Fully assembled long block for turnkey installation
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Compatible with Chevrolet and GM vehicles
Key Features
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ATK High Performance GM 383 Stroker Stage 2 long block
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415 horsepower output
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Fully assembled and factory-tested
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Includes all critical engine components for installation
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Engineered for street, track, and restoration builds
Key Technical Specifications
| Specification | Details |
|---|---|
| Brand | ATK High Performance |
| Part Number | HP94M |
| Engine Type | V8, GM 383 Stroker |
| Configuration | Stage 2 Long Block Crate Engine |
| Displacement | 383 C.I.D. / 6.3L |
| Horsepower | 415 Hp |
| Torque | Check Manufacturer Specs |
| Block Material | Cast Iron |
| Cylinder Heads | Aluminum |
| Crankshaft | Forged Steel |
| Connecting Rods | Forged Steel |
| Pistons | Forged Aluminum |
| Camshaft Type | Stage 2 Performance Cam |
| Fuel System | Not Included |
| Fuel Type | Gasoline |
| Ignition System | Not Included |
| Cooling System | Water-Cooled |
| Condition | Brand New / Factory-Tested |
| Country of Origin | United States |
| Included Components | Block, heads, camshaft, rotating assembly, valve train, oil pan, timing components, valve covers |
| Recommended Use | GM classic cars, street builds, performance restorations |
Compliance & Disclaimer
Horsepower and torque ratings should be verified with ATK High Performance specifications.
Professional installation and proper break-in procedures are recommended.
Not certified for emissions-controlled vehicles in all regions.
Questions & Answers
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Return Policy
FourToolz accepts returns within 30 days of delivery for items that are unused, in their original packaging, and include all accessories.
Customers are responsible for return shipping costs unless the product is defective or incorrectly shipped.
For detailed information, please review our full Return Policy or contact us at sales@fourtoolz.com.






