Blueprint Engines Gm 400 C.I.D. 508 Hp Dressed Long Block Crate Engines Bp4002Ctc1D

The Blueprint Engines GM 400 C.I.D. 508 HP Dressed Long Block Crate Engine (BP4002CTC1D) is a precision-built performance powerhouse designed for drivers who demand serious small-block Chevy performance.

As part of Blueprint’s high-performance crate engine lineup, the BP4002CTC1D combines the proven 400 cubic inch small block platform with modern engineering, producing approximately 508 horsepower and 473 lb-ft of torque in factory tests.

Each engine is assembled, balanced, and dyno-tested in the United States using 100% new components — no remanufactured or recycled parts. Featuring aluminum performance cylinder heads, a hydraulic roller camshaft, and a forged rotating assembly, this dressed long block is engineered for strength, responsiveness, and longevity.

The dressed configuration includes vital external components such as valve covers, oil pan, and timing cover, making installation straightforward for custom builds, muscle cars, and street performance applications.

Performance Overview:

• Factory-tested output: approx. 508 HP and 473 lb-ft torque

• Designed for high-performance small-block Chevy applications

• Assembled, balanced, and dyno-tested in the USA

• Ideal for muscle cars, street rods, and performance projects

Key Highlights:

• 400 cubic inch GM small block stroker design

• Aluminum performance heads for improved airflow

• Hydraulic roller camshaft for smooth operation and reliability

• Forged crankshaft, rods, and pistons for durability under load

• 100% new parts — no remanufactured components

• Precision-balanced rotating assembly for long-term reliability

• Backed by a limited manufacturer warranty

Ideal Applications:

• Classic GM muscle cars

• Street performance and hot rods

• Custom builds and restomod projects

• Off-road or marine performance use (non-emissions applications)

Important Notes:

• Horsepower and torque are approximate factory test results; actual values may vary depending on intake, exhaust, and tuning setup.

• Intake manifold, carburetor or EFI system, ignition, and accessories are not included.

• This engine is not certified for use in emissions-controlled vehicles unless explicitly stated.

• Professional installation and tuning are strongly recommended.

Key Technical Specifications