Champion AN4027-1 Copper Spark Plug Gasket – 18MM
Keep your ignition system sealed and performing to spec with these solid copper spark plug gaskets. Manufactured to current aircraft standards, the Champion AN4027-1 provides a reliable, crush-resistant seal between your spark plug and cylinder head — essential for maintaining compression and preventing exhaust gas leakage.
Features
- Part number: AN4027-1
- Size: 18MM
- Material: Solid copper
- Manufactured to current aircraft standards
- Also available in 14MM
Why Copper?
Copper gaskets offer excellent thermal conductivity and conform reliably under torque, making them the preferred choice for aircraft spark plug applications where a consistent, leak-free seal is critical.
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