Description
A quality header is fundamental to unlocking your small block Chevy’s horsepower potential—it’s one of the highest-ROI bolt-on modifications you can make. This Beyea SBC Modified header is purpose-built for IMCA-UMP Modified competition, delivering optimized exhaust scavenging and reduced back-pressure across the RPM band. If you’re serious about track performance and consistent power delivery, this is the exhaust manifold upgrade that separates competitive builds from the rest.
- 1-5/8″ to 1-3/4″ primary tubes
- 3″ collector outlet
- Small Block Chevy application
- IMCA-UMP Modified legal
- Steel construction
- Black powdercoat finish
- Kit includes gaskets
- Bolt-on installation
- MPN: IDM-604-S1-D2
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