Speedmaster PCE281.1489 Chevy BBC 396 305cc 119cc Aluminum Bare Cylinder Head

The Speedmaster PCE281.1489 is an aluminum bare cylinder head engineered for Chevy big-block (BBC) 396 engines. This 305cc/119cc head delivers the weight savings and thermal performance of aluminum construction, making it ideal for high-performance engine builds and restorations. The bare casting is ready for porting, valve seat work, and custom machine shop finishing to match your specific engine combination and performance goals.

Due to its precision aluminum construction and Chevy BBC 396 application, this cylinder head is suited for street performance, racing builds, and classic muscle car restoration projects. Sourcing a quality aluminum BBC head eliminates the weight penalty of traditional iron castings while maintaining the strength required for serious engine work. The PCE281.1489 provides builders with a solid foundation for intake and exhaust port optimization, valve spring configuration, and combustion chamber tuning.

Key Features & Benefits

• BBC 396 Fitment: Engineered specifically for Chevy big-block 396 engine applications.
• Aluminum Construction: Lightweight aluminum casting reduces overall engine weight versus iron heads.
• 305cc/119cc Specifications: Intake and exhaust port volumes optimized for BBC 396 performance.
• Bare Casting: Ready for machine shop porting, valve work, and custom finishing.

Specifications

Ideal Applications

• High-performance BBC 396 engine builds
• Classic Chevy muscle car restorations
• Street performance engine upgrades
• Racing and competition engine assembly