BBC Cylinder Head Iron 118cc Bare

The BBC Cylinder Head Iron 118cc Bare from Chevrolet Performance is an essential component for serious big-block engine builders looking to maximize flow potential and durability. This bare casting is designed for high-performance applications where the combustion chamber volume and port design significantly influence horsepower and torque delivery. Whether you're restoring a classic muscle car or building a high-performance engine, this cylinder head is engineered to meet the demands of experienced mechanics.

Constructed from cast iron, this cylinder head offers superior heat dissipation compared to aluminum alternatives, which is crucial for maintaining consistent combustion temperatures during high-load conditions. The 118cc combustion chamber volume allows for an optimal balance between compression ratio and port efficiency, enabling tuners to achieve higher compression without compromising fuel octane requirements. As a bare casting, it provides builders the flexibility to select their own valve seats and guides, tailoring the assembly to their specific performance needs.

Restorers and performance shops working on 396, 427, 454, and larger BBC engines will find this cylinder head to be a reliable choice for their builds. Its robust design reflects the engineering necessary for dependable performance in big-block Chevrolet platforms. This product is ideal for those looking to create a powerful street engine or a competitive track-focused powerplant.