BluePrint Engines BP4002CTF GM 400 508 HP EFI Base Long Block
Wire this modern BluePrint GM 400 508HP fuel injected long block for absolute street authority. Features a 10.3:1 compression squeeze through premium aluminum cylinder heads. Install your custom water pump. Launch hard.
- Electronic throttle body optimizes custom fuel maps
- Ten point three compression yields extreme efficiency
- Internal computer harness simplifies complex chassis wiring
- Seasoned cast iron block prevents cylinder distortion
Description
BluePrint BP4002CTF 508 HP EFI Base LB
BluePrint BP4002CTF GM 400 508 HP EFI Base Long Block units provide a sophisticated all-in-one propulsion solution for modern restomods requiring both Small Block Chevy displacement and electronic fuel injection reliability. This 6.6L 400ci assembly features high-flow aluminum cylinder heads and a 10.3:1 compression ratio, specifically engineered to produce a consistent 508 horsepower. Built with a hydraulic roller camshaft and a precision-balanced external rotating assembly, this core is a perfect high-performance fit for iconic GM platforms demanding modern throttle response.
As an ignition-ready powertrain, this dressed EFI unit arrives as a complete Stage 3 package including a factory-installed computer and wiring harness. The BluePrint BP4002CTF is backed by a professional 30-Month / 50,000-mile limited warranty, ensuring the structural durability required for sustained high-performance street use. This unit is protected against fluid weeping by a modern one-piece rear main seal and is built on a seasoned cast-iron block for maximum integrity, providing a high-performance solution for enthusiasts seeking modern fuel management in a traditional Small Block Chevy configuration.
Key Features of BluePrint High Performance BP4002CTF
- 6.6L 400ci displacement delivering 508 horsepower performance.
- High-flow aluminum cylinder heads for superior thermal management.
- Integrated complete EFI system for modern fuel management and response.
- Hydraulic roller camshaft ensures smooth and quiet valvetrain operation.
- External engine balance for smooth power delivery.
- Modern one-piece rear main seal prevents common small-block leaks.
- Backed by a premium 30-Month / 50,000-mile limited warranty.
BP4002CTF Include:
- Intake Manifold
- Throttle Body
- Distributor
- Oil Pan
- Valve Covers
- Timing Cover
- Computer
- Wiring Harness
BluePrint BP4002CTF 400 CID 508 HP EFI Fully Dressed Specs
| Brand | BluePrint Engines |
| Engine Model | BP4002CTF |
| Part Type | Crate Engines |
| Product Line | BluePrint Engines GM 400 C.I.D. 508 HP EFI Stroker Fully Dressed Long Block Crate Engines |
| Engine Type | MLL-BP4002CTF |
| UPC | 00887753743992 |
| Crate Engine Family | Chevy Small Block |
| Actual Engine Displacement | 6.6L/400 |
| Cylinder Head Material | Aluminum |
| Engine Block Material | Cast iron |
| Advertised Compression Ratio | 10.3:1 |
| Assembled | Yes |
| Engine Balance | External |
| Cam Style | Hydraulic roller, OE roller |
| Rear Main Seal Style | 1-piece |
| Intake Manifold Included | Yes |
| Intake Manifold Style | Fuel Injection |
| Cylinder Heads Included | Yes |
| Carburetor Included | No |
| Throttle Body Included | Yes |
| Distributor Included | Yes |
| Oil Pan Included | Yes |
| Valve Covers Included | Yes |
| Timing Cover Included | Yes |
| Water Pump Included | No |
| Harmonic Balancer Included | No |
| Flexplate Included | No |
| Flywheel Included | No |
| Air Cleaner Included | No |
| Spark Plugs Included | No |
| Spark Plug Wires Included | No |
| Computer Included | Yes |
| Wiring Harness Included | Yes |
| Supercharger Included | No |
| Warranty Info | 30-Month / 50,000 Miles |












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