BBC Header Sprint Car Dyno

The Schoenfeld BBC Header Sprint Car Dyno is a purpose-built exhaust manifold system engineered for high-performance Big Block Chevy applications in sprint car racing and dyno testing environments. Designed for competitors and enthusiasts who demand maximum flow efficiency and precise tuning capability, this header pair delivers the scavenging characteristics essential for peak horsepower extraction. Whether you're optimizing carburetor tuning on the dyno or preparing your sprint car for track competition, this Schoenfeld solution represents the engineering standard trusted by serious racers.

Constructed from durable steel with black powder-coat finish for corrosion resistance and heat management, the BBC Header Sprint Car Dyno features 2.25-inch primary tubes that optimize exhaust velocity and scavenging pulse timing specific to Big Block Chevy cylinder heads. The 4-inch collector provides precise merge-point engineering to minimize backpressure while maintaining ideal gas velocity transitions—critical for dyno accuracy and repeatable on-track performance. Each pair includes all necessary gaskets and hardware for straightforward installation, eliminating sourcing delays and ensuring proper sealing on your first assembly.

Sprint car racers and dyno tuners benefit most from this header system when baseline-testing engine modifications, validating carburetor jetting changes, or comparing fuel and ignition timing strategies. The precise primary and collector sizing makes this system ideal for controlled dyno pulls where repeatability and data accuracy determine next-generation setups. Mechanics and engine builders appreciate the complete gasket and hardware inclusion, reducing assembly time and ensuring tight seals that maintain consistent exhaust scavenging throughout repeated test cycles and race weekends.