Cometic C8452 Copper Base Gasket 2.900" Bore .010" Thickness Honda CB750 CB900 DOHC

The Cometic C8452 is a precision-engineered copper base gasket designed specifically for Honda CB750 and CB900 DOHC (4-valve) engines. This high-performance gasket features a 2.900-inch bore diameter and .010-inch (0.25mm) thickness, making it ideal for engine builders seeking precise compression ratio tuning and superior sealing capabilities.

Key Features:

• Premium copper construction for excellent thermal conductivity and sealing properties
• 2.900" bore diameter designed for 750cc and 900cc Honda DOHC applications
• .010" thickness allows for precise compression ratio adjustment
• Superior conformability to head and cylinder surfaces
• Ideal for performance rebuilds and racing applications
• Made in the USA with high-quality materials

Copper gaskets are the preferred choice for high-performance applications due to their ability to withstand extreme temperatures and pressures while maintaining an effective seal. The .010" thickness of this gasket provides builders with flexibility when fine-tuning engine compression ratios for optimal performance. Compatible with Honda CB750 4-valve DOHC (1979-1982) and CB900F (1981-1982) models.