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Product Information

Product Details
Part No. 9407
Warranty Details (7 YR REPLACEMENT IF DEFECTIVE)
The Champion Iridium spark plug is engineered for maximum performance with its premium iridium center electrode that delivers exceptional longevity. The fine-wire center electrode and V-trimmed ground electrode ensure greater ignitability and sharper spark focus. This spark plug maintains a stable operating temperature under all engine loads, thanks to its Heat-Active alloy that allows electrodes to reach optimal temperature quickly. With a flat seat type and resistor, the Champion Iridium spark plug is the ultimate choice for those seeking superior engine performance.

Product Features:
  • Champion Iridium - Maximum Performance. Premium Spark Plug
  • Iridium center electrode delivers maximum life
  • Fine-wire center electrode and V-trimmed for greater ignitability
  • V-trimmed ground electrode promotes sharper spark focus
  • Maintains stable operating temperature under all engine loads
  • Heat-Active alloy allows electrodes to reach optimal temperature quickly
  • Flat Seat Type: Designed with a flat seat type for a secure fit and optimal performance.
  • Built-In Resistor: Includes a resistor to ensure superior engine performance and reduce electromagnetic interference.
Specifications
Thread Diameter:
0.472 in

Resistor Type:
Yes

Reach:
1.103 in

Manufacturer Heat Range:
8

Insulator Height:
0.08 in

Hex Size:
0.625 in

Ground Electrode Quantity:
1

Ground Electrode Core Material:
Nickel Copper Alloy

Electrical Terminal Type:
Removable Nut

Center Electrode Tip Material:
Iridium Firing Tip
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