Champion 9005 QC10WEP Iridium Spark Plug

The Champion 9005 QC10WEP is a premium iridium spark plug engineered for maximum performance and extended service life. Featuring a 0.7mm fine wire iridium tipped center electrode and platinum v-trimmed ground electrode, this spark plug delivers superior erosion resistance and longevity compared to conventional plugs.

Key Features:

• Ultra-fine 0.7mm iridium center electrode for sharper spark focus and maximum energy transfer
• Platinum v-trimmed ground electrode ensures optimal spark gap throughout the plug's service life
• Heat-active alloy assists in reaching operating temperatures quickly and maintaining stable temperatures under varying engine loads
• 14mm thread size with gasket seat type
• Suitable for automotive and marine applications including BRP-Evinrude/Johnson engines
• Covered by a 7-year unlimited mileage guarantee

Champion's iridium spark plugs provide faster combustion, reduced misfires, and improved fuel efficiency. The precious metal construction withstands extreme pressures and temperatures for reliable ignition performance. Installation torque specifications: Cast Iron 26-30 lb-ft, Aluminum 18-22 lb-ft.