Champion QC8WEPIA Iridium Spark Plug - 9810

Fine wire iridium tipped center electrode and platinum v-trimmed ground electrode ensure the longest life and greatest erosion resistance available. Heat-active alloy assists in reaching operating temperatures quickly and maintaining stable temperatures under varying engine loads.

Specifications:

• Shell:
  • Thread Diameter: 9/16" (14 mm)
  • Thread Pitch: 1/16" (1.25 mm)
  • Seat Type: Gasket
  • Reach: 3/4" (19 mm)
  • Hex Size: 5/8" (16 mm)
  • Terminal Type: Solid
• Center Electrode:
  • Material: Iridium
  • Type: Fine Wire
  • Size: 1/32" (0.6 mm)
  • Projection: Extended Projection
• Ground Electrode:
  • Material: Nickles
  • Type: Standard
  • Shape: Taper Cut
  • Quantity: 1
• General:
  • Resistor: Yes
  • Heat Range: 12
  • Torque: 26 - 30 lb. ft. (Cast Iron), 18 - 22 lb. ft. (Aluminum)