Doug's Headers 66012 Seal-4-Good Small Block Chevy Square Port Header Gaskets 1.5"

Doug's Headers 66012 Seal-4-Good header gaskets are designed specifically for small block Chevy engines with square port headers. These high-performance gaskets provide a reliable seal between the cylinder head and header flange to prevent exhaust leaks and maintain optimal engine performance.

Key Features:

• Square port design for proper fitment on SBC square port applications
• 1.5-inch port opening diameter
• Seal-4-Good construction for superior sealing and durability
• High-temperature resistant material withstands exhaust heat
• Prevents exhaust leaks that can reduce performance and create noise
• Direct replacement gasket for header installation or maintenance

These gaskets are essential components when installing headers or performing exhaust system maintenance on small block Chevy engines. The Seal-4-Good material provides a durable, long-lasting seal that holds up to the extreme temperatures and pressures of exhaust systems.