Beyea Custom Headers DLM-23S1A Small Block Chevy DLM Racing Header 1-5/8" Primary

The Beyea Custom Headers DLM-23S1A is a high-performance racing header designed specifically for Small Block Chevy (SBC) engines in dirt late model applications. This header features 1-5/8" diameter primary tubes engineered to optimize exhaust flow and maximize horsepower in competitive racing environments.

Key Features:

• 1-5/8" primary tube diameter for optimal exhaust scavenging
• DLM (Dirt Late Model) specific design and fitment
• Custom-engineered for Small Block Chevy engines
• Professional-grade construction for racing durability
• Precision mandrel-bent tubing for consistent flow

Beyea Custom Headers specializes in purpose-built racing exhaust systems, and this header is designed to deliver reliable performance under the demanding conditions of dirt track racing. The carefully calculated tube diameter and collector design work together to improve throttle response and power delivery throughout the RPM range.