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Champion Aerospace Spark Plugs

FAA/PMA Approved Aviation Spark Plugs | Authorized Distributor & Stockist

Champion Aerospace

The First Choice in Aviation Spark Plugs Since 1943

Champion Aerospace Spark Plugs

Airpart Supply is an authorized distributor and stockist for Champion Aerospace spark plugs, providing FAA/PMA approved ignition components for general aviation aircraft worldwide.

Champion Spark Plugs have been the first choice of aviation technicians and aircraft maintenance professionals since the earliest days of aviation. When you ask a technician what spark plug they prefer and rely upon, they will most likely say Champion.

Advanced-engineered Champion Aerospace spark plugs are designed for critical performance differences, far beyond the ordinary. These aircraft engine components stand up to high temperatures, pressures, and deposits that would compromise lesser spark plugs. Whether you're maintaining Cessna, Piper, or other general aviation aircraft, Champion spark plugs deliver proven reliability.

Compatible with Lycoming and Continental engines, Champion spark plugs are the preferred choice for both OEM and aftermarket applications.

Iridium "S" Technology: Superior Performance

Longer lasting than platinum spark plugs, Iridium "S" plugs resist lead attack and provide better scavenging than standard platinum plug designs. Iridium "S" offers exceptional performance, even under the most demanding conditions encountered in general aviation operations.

As the preferred supplier of spark plugs for general aviation aircraft, Champion Aerospace designs, engineers, and manufactures piston-engine ignition components for both OEM and aftermarket applications. Every spark plug manufactured has built-in design advantages that assure longer life and greater reliability.

Key Features & Manufacturing Excellence

Ceramic Manufacturing Expertise

Champion designs and manufactures all ceramic insulators in Liberty, South Carolina, USA. This enables the use of ceramic materials optimized specifically for aerospace applications and ensures superior quality control throughout the manufacturing process.

Superior Corrosion Prevention

All Champion spark plugs feature two layers of corrosion protection: nickel-zinc plating and high-temperature epoxy paint. Competitor spark plugs made of stainless steel without paint are 40% more likely to rust and corrode during their 300-hour service life.

Complete Quality Control

  • Champion spark plugs are designed, engineered, manufactured, tested, inspected, and packaged all under one roof. There is no outsourcing or outside companies involved in production.
  • 100% of plugs are screened on an automated spark tester, ensuring consistent electrical performance.
  • 100% of spark plug gaps are manually checked before shipping to guarantee proper installation and performance.

Engineering Design Features

  • Fired Glass Seal: Provides positive retention of center wire and prevents gas leakage in Lycoming and Continental engines
  • Plated Threads: Prevents seizing and ensures easy installation and removal during routine maintenance
  • Nickel Alloy Electrodes: Provide excellent resistance to spark and heat erosion
  • Fired-In Suppressor Seal Resistor: Prevents wear from voltage drain for prolonged plug life
  • Ceramic Insulator: Excellent thermal properties resist cracking under extreme conditions

Champion Spark Plug Specifications & Part Numbers

For pricing and availability, click the relevant Champion spark plug part number in the table below:

Plug Type 12 Pack Shipping Wt. Thread Size Reach Shielding Thread Standard Electrode Fine Wire Electrode Plug Gap
REJ38E 2 lb. - 13 oz.
1.276 kg
14mm 3/8"/0.95cm 5/8" - 24 Single .018"-.023"
0.46-0.58mm
REL37B 2 lb. - 13 oz.
1.276 kg
14mm 1/2"/1.27cm 5/8" - 24 Twin Electrode .016"-.021"
0.41-0.53mm
REN30S 2 lbs. - 6 oz.
1.077 kg
14mm 3/4"/1.90cm 5/8" - 24 Single Fine Wire Iridium .016"-.021"
0.41-0.53mm
M41E 2 lbs. - 6 oz.
1.077 kg
18mm 1/2"/1.27cm None Two Prong .016"-.021"
0.41-0.53mm
REM40E
REM38E
3 lbs. - 4 oz.
1.474 kg
18mm 1/2"/1.27cm 5/8" - 24 Two Prong .016"-.021"
0.41-0.53mm
REM38S 3 lbs. - 4 oz.
1.474 kg
18mm 1/2"/1.27cm 5/8" - 24 Single Fine Wire Iridium .016"-.021"
0.41-0.53mm
REM37BY 3 lbs. - 4 oz.
1.474 kg
18mm 1/2"/1.27cm 5/8" - 24 Twin Electrode .016"-.021"
0.41-0.53mm
RHM40E
RHM38E
3 lbs. - 5 oz.
1.503 kg
18mm 1/2"/1.27cm 3/4" - 20 Two Prong .016"-.021"
0.41-0.53mm
RHM38S 3 lbs. - 5 oz.
1.503 kg
18mm 1/2"/1.27cm 3/4" - 20 Single Fine Wire Iridium .016"-.021"
0.41-0.53mm
REB37E
REB32E
3 lbs. - 4 oz.
1.474 kg
18mm 13/16"/2.06cm 5/8" - 24 Two Prong .016"-.021"
0.41-0.53mm
RHB37E
RHB32E
RHB29E
3 lbs. - 6 oz.
1.531 kg
18mm 13/16"/2.06cm 3/4" - 20 Two Prong .016"-.021"
0.41-0.53mm
REB36S 3 lbs. - 4 oz.
1.474 kg
18mm 13/16"/2.06cm 5/8" - 24 Single Fine Wire Iridium .016"-.021"
0.41-0.53mm
RHB36S
RHB32S
3 lbs. - 6 oz.
1.531 kg
18mm 13/16"/2.06cm 3/4" - 20 Single Fine Wire Iridium .016"-.021"
0.41-0.53mm
RHU32S 3 lbs. - 6 oz.
1.531 kg
18mm 1-1/8"/2.85cm 3/4" - 20 Single Fine Wire Iridium .016"-.021"
0.41-0.53mm
RHU32E 3 lbs. - 6 oz.
1.531 kg
18mm 1-1/8"/2.85cm 3/4" - 20 Two Prong .016"-.021"
0.41-0.53mm
RVL38S 2 lbs. - 13 oz.
1.276kg
14 mm 1/2"/1.27cm M18 x 1 Single Finewire Iridium .016"-.021"
0.41-0.53mm

Aircraft & Engine Applications

Champion Aerospace spark plugs are approved for use in a wide range of general aviation aircraft and engines, including:

Aircraft Manufacturers:

Engine Manufacturers:

Why Choose Champion Aerospace Spark Plugs?

Proven Heritage & Reliability

Since 1943, Champion has been the trusted name in aircraft ignition systems. When aviation technicians and maintenance professionals need spark plugs they can rely on, they choose Champion. This decades-long reputation is built on consistent quality, performance, and reliability in demanding aviation environments.

Superior Manufacturing & Quality Control

  • 100% American Manufacturing: All ceramic insulators designed and manufactured in Liberty, South Carolina, with complete control over quality and materials
  • Vertically Integrated Production: Designed, engineered, manufactured, tested, inspected, and packaged under one roof with no outsourcing
  • 100% Testing: Every plug screened on automated spark testers and gaps manually checked before shipping
  • FAA/PMA Approved: Meets or exceeds all regulatory requirements for general aviation applications

Advanced Materials & Engineering

  • Iridium "S" Technology: Longer-lasting than platinum with superior lead resistance and scavenging performance
  • Aerospace-Grade Ceramics: Optimized thermal properties resist cracking under extreme temperatures and pressures
  • Nickel Alloy Electrodes: Exceptional resistance to spark and heat erosion extends service life
  • Dual Corrosion Protection: Nickel-zinc plating plus high-temperature epoxy paint provides 40% better corrosion resistance than competitors

Comprehensive Product Range

Champion offers spark plugs for virtually every Lycoming and Continental engine application, with multiple thread sizes, reaches, and electrode configurations. Whether you're maintaining Cessna, Piper, or other general aviation aircraft, Champion has the right spark plug for your application.

Authorized Distribution & Support

As an authorized Champion Aerospace distributor, Airpart Supply provides genuine Champion spark plugs with full manufacturer backing. Our technical team can assist with spark plug selection, cross-referencing, and application support for your specific aircraft maintenance needs.

Related Ignition System Components

Complete your aircraft ignition system maintenance with these related Champion Aerospace products and services available from Airpart Supply:

Technical Resources & Documentation

Access comprehensive technical information and documentation for Champion Aerospace spark plugs:

For additional engine parts, airframe components, or aircraft spares, browse our comprehensive inventory or contact our general aviation specialists.

Order Champion Aerospace Spark Plugs Today

As an authorized distributor, Airpart Supply stocks a comprehensive range of Champion spark plugs for immediate delivery.

+44 (0)1494 450366 | [email protected]

Click any part number above for pricing and availability, or contact our team for technical support.