Cometic C8158 Copper Cylinder Head Gasket 80mm Bore .043" Thick

The Cometic C8158 is a high-performance copper cylinder head gasket engineered for 80mm bore engines with 1327cc displacement. Manufactured from premium C110 oxygen-free copper, this gasket delivers exceptional sealing performance in demanding motorsport and high-performance applications.

Key Features:

• 80mm round bore size for precise fitment
• .043" (1.09mm) compressed thickness
• Constructed from 99.9% pure oxygen-free copper (C110 grade)
• Includes 10mm dowel pin holes for accurate head alignment
• Excellent thermal conductivity prevents hot spots
• Superior ductility conforms to irregular sealing surfaces
• Corrosion resistant and not susceptible to heat embrittlement

Cometic copper head gaskets are precision-tested for uniform flatness to ensure optimal sealing between the cylinder head and engine block. The soft copper material creates a reliable seal even under extreme pressure and temperature conditions found in racing and performance-modified engines. O-ringing is recommended for maximum clamping force and seal integrity. Made in the USA with American-sourced materials.