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NGK Laser Iridium Spark Plug 5477 KR8AI
NGK Laser Iridium Spark Plug 5477 KR8AI
NGK Laser Iridium Spark Plug 5477 KR8AI
NGK Laser Iridium Spark Plug 5477 KR8AI
NGK Laser Iridium Spark Plug 5477 KR8AI
NGK Laser Iridium Spark Plug 5477 KR8AI

NGK Laser Iridium Spark Plug 5477 KR8AI

NGKKR8AI (2 in stock)

Regular price $8.99 Sale

NGK Laser Iridium spark plugs provide superior ignitability and long service life.
Fine wire iridium tipped center electrode and fine wire platinum tipped ground electrode ensures slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions.

  • Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
  • Corrugated ribs prevent flashover
  • Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
  • Copper core aids in heat removal
  • Triple seals prevent leakage
  • MPN: KR8AI

Specifications

Warranty 1 Year
Torque Specs Cast Iron: 10.8-18 lb. ft. Aluminum: 10.8-14.5 lb. ft.
Brand NGK
Heat Range 8
Longevity 100k Miles
Resistor Yes

Shell

Thread Size 12mm
Seat Type Gasket
Resistor Value 5K Ohm
Reach 19mm (3/4")
Hex Size 5/8" (16mm)
Terminal Type Solid
Gap .031" (0.8mm)

Center Electrode

Material Iridium
Type Fine Wire
Size 0.8mm
Projection Projected

Ground Electrode

Material Platinum
Type Standard
Shape Taper Cut
Quantity 1

Fitment

Automotive

Sorry, no automotive applications are associated with this part.