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Blueprint Engines Gm 400 C.I.D. 508 Hp Efi Stroker Fully Dressed Long Block Crate Engines Bp4002Ctf
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$4,200.00
The Blueprint Engines BP4002CTF is a GM 400 cubic inch EFI stroker fully dressed long block crate engine that produces approximately 508 horsepower and 474 lb-ft of torque.
Built for performance and reliability, it combines electronic fuel injection efficiency with modern stroker engineering, making it ideal for street performance and pro-touring builds.
Condition: New
The Blueprint Engines GM 400 C.I.D. 508 HP EFI Stroker Fully Dressed Long Block (BP4002CTF) is designed for enthusiasts who want big horsepower with modern drivability.
This engine starts with Blueprint’s precision-machined 400 cubic inch small block Chevy foundation and incorporates an EFI (Electronic Fuel Injection) system for smooth throttle response, reliable cold starts, and improved fuel control.
Each engine is blueprinted, balanced, and dyno-tested at Blueprint’s U.S. facility to ensure accuracy and performance consistency.
The “Fully Dressed Long Block” configuration includes pre-installed heads, valve covers, oil pan, timing cover, front accessories, and an EFI system—ready to install and run with minimal setup.
Performance Overview:
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Factory-tested output: approximately 508 HP and 474 lb-ft torque
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EFI system provides modern efficiency and throttle control
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Built on a durable GM small block stroker foundation
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Ready to install — includes major front drive and EFI components
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Assembled, blueprinted, and dyno-tested in the USA
Key Features
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GM 400 C.I.D. stroker V8 configuration
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Electronic fuel injection (EFI) system pre-installed
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Fully dressed long block assembly with accessories
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Hydraulic roller camshaft for smooth and broad power delivery
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Forged internal components for strength and longevity
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Aluminum cylinder heads and intake for improved airflow
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Precision-balanced rotating assembly
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Factory dyno-tested for power verification
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Built for high-performance street and pro-touring applications
Key Technical Specifications
| Specification | Details |
|---|---|
| Brand | Blueprint Engines |
| Part Number | BP4002CTF |
| Series | GM 400 EFI Stroker |
| Engine Type | Chevrolet Small Block V8 |
| Configuration | Fully Dressed Long Block |
| Displacement | 400 Cubic Inches (6.6 Liters) |
| Horsepower (Factory Tested) | Approx. 508 HP |
| Torque (Factory Tested) | Approx. 474 lb-ft |
| Block Material | Cast Iron |
| Cylinder Heads | Aluminum |
| Crankshaft | Forged Steel |
| Connecting Rods | Forged Steel |
| Pistons | Forged Aluminum |
| Camshaft Type | Hydraulic Roller |
| Compression Ratio | ~10.2:1 |
| Fuel System | Electronic Fuel Injection (EFI) |
| Fuel Type | Gasoline |
| Ignition System | Electronic (Included) |
| Cooling System | Water-Cooled |
| Condition | Brand New |
| Country of Origin | United States |
| Included Components | EFI system, cylinder heads, valve covers, oil pan, timing cover, front accessories |
| Recommended Use | Street performance, muscle cars, pro-touring builds |
Compliance & Disclaimer
All horsepower and torque ratings are approximate manufacturer dynamometer results.
Actual output can vary based on intake, exhaust, and tuning.
This engine is intended for off-road or performance use and is not certified for emissions-controlled vehicles.
Professional installation and proper break-in are strongly recommended for best performance and longevity.
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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.
by Clara Nugroho
by Paul Robinson