Champion REM38E Aircraft Spark Plug
The Champion REM38E is a massive-electrode, shielded spark plug designed for use in certified piston aircraft engines. It delivers consistent ignition performance, reliable combustion, and long service life in magneto ignition systems commonly used in general aviation.
This spark plug is widely used in Lycoming and Continental engines, particularly in applications where improved fouling resistance and stable operation are required. The REM38E is considered a slightly hotter plug compared to REM40E, making it suitable for colder operating conditions or engines prone to plug fouling.
The shielded design reduces electromagnetic interference, ensuring compatibility with onboard avionics and communication systems.
Manufactured by Champion Aerospace, the REM38E meets strict aviation standards and quality control requirements, making it a trusted choice for aircraft owners, maintenance organizations, and flight schools.
Key features & benefits
- Massive-electrode design for durability
- Shielded configuration for magneto systems
- Reliable ignition and stable combustion
- Improved fouling resistance (hotter plug)
- Long service life under normal operating conditions
- Compatible with certified piston aircraft engines
Champion REM38E vs REM40E – Comparison
| Feature | REM38E | REM40E |
|---|---|---|
| Heat Rating | Hotter | Cooler |
| Fouling Resistance | Better | Standard |
| Typical Use | Engines prone to fouling / colder ops | Standard applications |
| Popularity | Common alternative | Most common choice |
Frequently Bought Together
- Copper Spark Plug Gasket – 18mm (MS17840-1)
- Aircraft Engine Oil (e.g. AeroShell W15W-50)
- Oil Filter (Tempest / Champion)




















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