BluePrint Engines BP4002CTC1 GM 400 CID 508 HP Dressed LB

BluePrint BP4002CTC1 508 HP Dressed Stroker

BluePrint BP4002CTC1 GM 400 CID 508 HP Dressed LB units deliver a semi-dressed power plant solution optimized for high-torque Chevrolet restorations. This 6.6L 400ci assembly features high-flow aluminum cylinder heads and a seasoned cast-iron block, specifically engineered to produce a verified 508 horsepower. Built with a modern hydraulic roller camshaft and a precision external balance, this core is a perfect high-performance fit for iconic GM platforms requiring elite Small Block displacement and reliability.

Integrating this ready-to-spec long block foundation into your vehicle is simplified by the inclusion of a factory-installed intake manifold, carburetor, and HEI distributor. The BluePrint BP4002CTC1 is backed by an industry-leading 30-Month / 50,000-mile limited warranty, ensuring the structural durability required for 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 in any street machine restoration.

Key Features of BluePrint High Performance BP4002CTC1

• 6.6L 400ci displacement delivering 508 horsepower performance.
• High-flow aluminum cylinder heads for superior thermal management.
• Dressed configuration includes pre-installed induction and ignition.
• Hydraulic roller camshaft ensures smooth and consistent valvetrain stability.
• External engine balance ensures vibration-free power delivery.
• Modern one-piece rear main seal prevents common small-block leaks.
• Backed by a premium 30-Month / 50,000-mile limited warranty.

BP4002CTC1 Include:

• Intake Manifold
• Carburetor
• Distributor
• Oil Pan
• Valve Covers
• Timing Cover