NGK SPARK PLUGS part description

Product Description

NGK Iridium IX Spark Plug

Features & Benefits

  • SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
  • IRIDIUM ALLOY CENTER ELECTRODE: Iridium's density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
  • TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs

Product Attributes

Stock Number 93911
Part Number LKR7AIX
Resistance 5000.0 82
Ground Electrode Tip Design Taper Cut
Ground Configuration J-Gap
Ground Electrode Core Material Nickel
Electrical Terminal Type Non-Removable Nut
Center Electrode Core Material Copper
Center Electrode Tip Material Iridium
Pre-Gap Size .032 IN
Ground Electrode Quantity 1
Hex Size 5/8 IN
Insulator Height 50.00 MM
Manufacturer Heat Range 7
Seat Type Flat
Reach 26.5 MM
Thread Diameter 12.00 MM
Washer Included Yes
Grade Type Performance
Hex Size 5/8" (16mm)
Insulator Height 2.01 IN
Reach 1.043 IN
Thread Diameter 0.472 IN
Insulator Material Ceramic
Resistor Type Yes
6648 0.0 IN
Ground Electrode Tip Material Nickel
9459 No
9506 0.16 IN
9608 Fine Wire
9745 Crush
9805 Mid Projection
Short Style Spark Plug No
Service Number LKR7AIX

Additional Information

Harmonized Tariff Code (HTS) 8511100000
Warranty Time UOM MO
Warranty Time 2
Country of Origin (Primary) JP
UPC 00087295939116
VMRS Code 033003005
UNSPSC 26101732

Part Interchanges

Fits Vehicles

  • Freightliner Sprinter 2500 (2007-2008)
  • Freightliner Sprinter 3500 (2007-2008)
  • Mercedes-Benz R550 (2008)
  • Mercedes-Benz SLK250 (2012-2015)
  • Mercedes-Benz C250 (2010-2014)
  • Mercedes-Benz ML450 (2010-2011)
  • Mercedes-Benz E280 (2007)
  • Mercedes-Benz S400 (2010-2013)
  • Mercedes-Benz S450 (2008-2011)
  • Mercedes-Benz E300 (2008-2009)
  • Kia Soul (2010-2011)
  • Mercedes-Benz G550 (2009-2015)
  • Mercedes-Benz GLK350 (2010-2012)
  • Mercedes-Benz SLK300 (2009-2011)
  • Smart Fortwo (2008-2015)
  • Mercedes-Benz GL550 (2008-2012)
  • Mercedes-Benz ML550 (2008-2011)
  • Mercedes-Benz C300 (2008-2012)
  • Dodge Sprinter 3500 (2007-2008)
  • Dodge Sprinter 2500 (2007-2008)
  • Mercedes-Benz CL550 (2007-2010)
  • Mitsubishi Outlander (2007-2013)
  • Mercedes-Benz E550 (2007-2011)
  • Mercedes-Benz GL450 (2007-2012)
  • Mercedes-Benz CLS550 (2007-2011)
  • Mercedes-Benz CLK550 (2007-2009)
  • Mercedes-Benz SL550 (2007-2012)
  • Mercedes-Benz S550 (2007-2011)
  • Mercedes-Benz SLK280 (2006-2008)
  • Mercedes-Benz R350 (2006-2011)
  • Mercedes-Benz CLK350 (2006-2009)
  • Mercedes-Benz C350 (2006-2011)
  • Mercedes-Benz C280 (2006-2007)
  • Mercedes-Benz C230 (2006-2009)
  • Mercedes-Benz ML350 (2006-2011)
  • Mercedes-Benz S350 (2006)
  • Mercedes-Benz E350 (2006-2011)
  • Mercedes-Benz SLK350 (2005-2011)

Headquartered in Wixom, Michigan, NGK® is a global leader in the design and manufacture of spark plugs for virtually every automotive and commercial vehicle application. It has grown immensely since its inception in 1936 with the expansion of its ignition product line and the introduction of its technical sensor and vehicle electronics line. NGK partners with OEMs and uses only the latest cutting tools to ensure each NGK product meets OE specifications for exact fit, form, and function. With world-class quality and engineering, NGK’s expertise goes beyond manufacturing the most reliable spark plugs for the automotive industry but also providing the best customer service possible.

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