Hawks Motorsports offers our clients this BP4002CT1 GM Small Block Compatible 400 C.I. Engine - 500 Horsepower - Long Block - BluePrint Engines designed for customers seeking a high-performance large-displacement small block engine foundation for custom builds, restoration projects, and street performance applications. This BluePrint Engines 400 C.I. long block delivers 500 horsepower and 510 ft. lbs. of torque while providing a professionally assembled engine platform ready for customer-selected intake, fuel, ignition, accessory, and vehicle-specific components.

The BP4002CT1 features a GM Small Block compatible design with a high-strength cast iron block, aluminum cylinder heads, hydraulic roller camshaft, performance internal components, and a long block configuration that provides the essential engine assembly while allowing builders flexibility in completing their installation.

With increased displacement compared to traditional small block combinations, the 400 C.I. platform provides strong torque production and performance capability for street-driven vehicles, restomods, and custom applications. The long block format allows customers to tailor the final engine setup to their specific vehicle, transmission, and performance requirements.

Intake manifold, carburetor or EFI system, distributor, accessory drive components, exhaust components, fuel system, and other installation-specific parts must be selected separately unless specifically included.

Key Features:

• SKU: BP4002CT1
• BluePrint Engines GM Small Block compatible 400 C.I. long block engine
• Rated at 500 horsepower and 510 ft. lbs. torque
• Large-displacement small block performance platform
• Long block configuration for custom engine builds
• High-strength cast iron block
• Aluminum cylinder heads
• Hydraulic roller camshaft
• Performance internal components
• Hypereutectic pistons
• Cast crankshaft
• 4.125" bore
• 3.750" stroke
• Designed for custom intake, fuel, ignition, and accessory selection
• GM Small Block compatible architecture
• Designed for restoration, street performance, and restomod applications
• Requires additional components for complete installation

Fitment Applications:

GM Small Block Compatible Applications

Designed for custom applications requiring a high-performance GM Small Block compatible 400 C.I. long block engine.

Common applications include:

Chevrolet Camaro

• Classic Chevrolet Camaro performance builds
• Custom Camaro restomod applications

Chevrolet Corvette

• Classic Corvette performance and restoration applications

Chevrolet Nova

• Chevrolet Nova street performance builds

Chevrolet Chevelle

• Chevrolet Chevelle restoration and performance applications

Chevrolet C10 / GMC Truck Applications

• Classic Chevrolet and GMC truck builds requiring increased displacement

Custom Street Performance / Restomod Applications

• Custom vehicles requiring a high-output small block engine foundation

Verify fitment before ordering, especially when using modified vehicles, aftermarket components, custom engine mounts, transmission combinations, or non-original applications.

Installation Notes:

• Verify engine compatibility with vehicle chassis, engine mounts, transmission, accessory drive system, cooling system, and exhaust configuration before installation.
• This is a long block engine configuration; additional components are required to complete the installation.
• Intake manifold, carburetor or EFI system, distributor, ignition components, starter, alternator, accessories, and wiring are not included unless specifically listed.
• Verify fuel system requirements and ignition compatibility before installation.
• Confirm transmission compatibility and flexplate/flywheel requirements.
• Additional cooling system upgrades may be required depending on vehicle application and intended use.
• Verify hood clearance, accessory placement, and exhaust clearance before final installation.
• Test fit all components before installation.