Description
Inspection cover o-rings are critical sealing components that prevent oil leakage and contamination in high-performance engines. The COMETIC C9439 is engineered with fuel-resistant materials that maintain their integrity under extreme temperatures and pressure cycles, eliminating the creep, cracking, and brittleness that plague inferior alternatives. If you’re rebuilding an engine or servicing critical sealing points, this o-ring delivers the reliability that separates a solid build from a problematic one.
- Manufacturer Part Number: C9439
- Fuel-resistant elastomer compound
- Resists creep and cracking
- No brittleness degradation
- Made in the U.S.A.
- Premium material construction
- Long-term reliability proven






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