COMETIC Primary Gasket C9307F5

A primary gasket failure can compromise your entire engine seal system, leading to oil weeping, air leaks, and potential catastrophic damage during high-RPM operation. The COMETIC C9307F5 delivers the reliability and durability that professional racers and serious enthusiasts demand, engineered to withstand extreme temperatures and maintain a consistent seal across countless heat cycles. With 85% shape recovery and superior torque retention on machined surfaces, this gasket kit eliminates the guesswork and delivers repeatable, long-term performance.

• AFM core material construction
• Temperature resistance: 2500°F+
• 85% shape recovery rate
• Maintains torque retention
• Machined surface optimized
• No gasket sealer required
• Complete primary kit included
• All inner/outer seals included
• O-rings included
• Made in the U.S.A.
• Nitrile synthetic rubber bonded
• Aluminum core design