Champion Aerospace M-674 Spark Plug Gasket, 18 mm Solid Copper, Pack of 100, M674
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Champion M-674 is a solid copper outside gasket for 18 mm aviation spark plugs. It is sold as a pack of 100.
- Champion recommends installing new and reconditioned Champion aviation spark plugs with a new copper gasket.
- New Champion spark plugs are packed with a gasket; M-674 is available for reconditioned 18 mm plugs.
- Fit only one gasket per spark plug. Where a thermocouple gasket is used, no other gasket is required.
- Champion makes its gaskets to military and commercial aircraft standards for seal and heat transfer.
Tech Spec
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