Speedmaster PCE281.2032 Chevy BBC 454 320cc 119cc Solid Flat Assembled Cylinder Heads

The Speedmaster PCE281.2032 is a pair of pre-assembled cylinder heads designed specifically for Chevrolet BBC (Big Block Chevy) 454 engines. These heads feature 320cc intake and 119cc exhaust chamber volumes with a solid flat design, offering a complete bolt-on solution for engine builders and performance enthusiasts who want to upgrade or rebuild their BBC 454 powerplant without the labor of individual head assembly.

Because these heads arrive fully assembled, installation time is significantly reduced compared to sourcing separate components. The 320cc/119cc chamber configuration provides a balanced flow characteristic suitable for street and mild performance applications. Speedmaster heads are engineered for direct bolt-on fitment to BBC 454 blocks, making them a practical choice for engine swaps, restorations, and custom builds where reliability and ease of installation matter.

Key Features & Benefits

• Chevy BBC 454 Fitment: Designed for direct bolt-on installation to Chevrolet big-block 454 engine blocks.
• 320cc/119cc Configuration: Intake and exhaust chamber volumes optimized for balanced airflow and combustion.
• Solid Flat Design: Solid flat-faced heads provide durability and compatibility with standard gaskets and sealing surfaces.
• Pre-Assembled: Heads arrive fully assembled, eliminating the need for individual component assembly before installation.
• Speedmaster Engineering: Engineered and manufactured by Speedmaster for reliable performance in street and mild performance builds.

Specifications

Ideal Applications

• BBC 454 engine rebuilds and refreshes
• Custom engine swaps into classic and modern vehicles
• Street performance builds requiring bolt-on cylinder head solutions
• Engine restoration projects for Chevrolet big-block powered trucks and muscle cars