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Champion 641 Heavy Duty Industrial Spark Plug

  • Added more than 30 days ago

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Features
  • Focused spark for maximum power
  • Exclusive Heat-Active alloy maintains stable operating temperature under all load conditions
  • Faster throttle response
  • Threaded with knurl
Description
Champion industrial and agricultural spark plugs are backed by global engineering from Federal-Mogul. Precious metals, FISS and Hot Lock designs allow us to provide a plug that withstands todays high-temperature/high load service environments.
Specs
  • Material: center electrode - copper-cored nickel
  • Suppressor/Shielding: Sac-9
  • Ground electrode: 4-GE, nickel
  • Shell thread: 18 mm
  • Terminal thread nut: threaded with knurl
  • Reach (inch): 0.531
  • Hex (inch): 0.875
  • Available gap (inch): 0.0180 - 0.0220
  • Reach (mm): 13.49
  • Hex (mm): 22.23
  • Core nose length (inch): 0.242
  • Electrode max. operating temperature (F): 1700 F
UPC
037551003884
Brand
Champion
Model
Spark Plug
Part
RM77N

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