Champion Aerospace aircraft spark plugs – Iridium “S” & standard types

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