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Champion Aerospace aircraft spark plugs – Iridium “S” & standard types
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Champion Aerospace spark plugs, the global standard for piston aircraft engines. Available in Iridium “S” fine-wire and standard nickel alloy, in multiple sizes and designs.
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Product Details
Brand: Champion
Champion Aerospace spark plugs are trusted worldwide in piston aircraft engines, known for their reliability, quality and performance. They are available in two main categories:
🔹 Iridium “S” fine-wire plugs
- Application: high-performance piston engines in general aviation
- Features:
- Fine iridium electrode for superior ignition and longer service life
- High resistance to lead fouling, excellent scavenging action
- Available in 14 mm/18 mm sizes, long/short reach, shielded and unshielded
🔹 Standard Electrode plugs (non-iridium)
- Application: rugged spark plugs for widely used trainer and compartment engines
- Features:
- Nickel alloy electrodes, reliable performance in normal conditions
- Available in massive and twin electrode types (M-series, REB, RHB)
🛠 Key properties
- Certified to AS9100/ISO standards
- 100% made in the USA
- Multi-layer corrosion protection, sealed electrodes
- Screened ceramic insulators, leak-proof
- Fully tested with spark testers and hand-gapped
🔧 Iridium “S” vs. Standard
| Feature | Iridium “S” | Standard Nickel/Platinum |
|---|---|---|
| Electrode | Fine iridium wire – top ignition | Nickel alloy – solid |
| Service life | 2–3× longer | Standard durability |
| Lead resistance | High – less fouling | More sensitive |
| Maintenance | Requires precise gapping/cleaning | Easier upkeep |
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Champion Aerospace aircraft spark plugs – Iridium “S” & standard types
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