Description
Seal integrity is everything when you’re pushing your engine to the limit. The COMETIC Derby O-Ring C9442 delivers the durability and chemical resistance your high-performance application demands, eliminating the risk of fuel degradation that can compromise gasket performance over extended use. Built from premium fuel-resistant elastomer, this o-ring won’t creep, crack, or become brittle under sustained pressure and temperature cycles.
- Manufacturer Part Number: C9442
- Material: Fuel-resistant elastomer
- Creep resistance: Engineered for stability
- Crack resistance: Long-term durability
- Brittleness resistance: Temperature stable
- Origin: Made in the U.S.A.
- Application: Derby engine sealing
- Installation: Drop-in replacement









