Tempest UREM40E Aircraft Spark Plug
The Tempest UREM40E is a massive-electrode, shielded aircraft spark plug designed for use in certified piston aircraft engines. It provides reliable ignition performance, stable combustion, and long service life in magneto ignition systems commonly used in general aviation.
The UREM40E is widely used in Lycoming and Continental engines and represents a standard heat range spark plug for normal operating conditions. It serves as a direct alternative to the Champion REM40E, offering equivalent performance and compatibility across a wide range of certified applications.
The shielded design reduces electromagnetic interference and ensures compatibility with onboard avionics and communication systems.
Manufactured by Tempest, the UREM40E meets strict aviation standards and quality control requirements, making it a dependable 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
- Standard heat range for most applications
- Compatible with certified piston aircraft engines
- Proven Tempest manufacturing quality
Common Applications
Widely used in engines such as:
- Lycoming O-320
- Lycoming O-360
- Lycoming IO-360
- Continental O-470
- Continental IO-520 / IO-550
Tempest UREM40E vs Champion REM40E
| Feature | Tempest UREM40E | Champion REM40E |
|---|---|---|
| Electrode Type | Massive | Massive |
| Heat Rating | 40 | 40 |
| Configuration | Shielded | Shielded |
| Typical Use | Standard applications | Standard applications |
| Positioning | Tempest alternative | Industry reference |
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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