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Spark Plugs

Iridium ix spark plug
Part # 91187 | Line Code: NGK

Not Fitted / Universal

Product Details
Resistor Type Yes
Electrical Terminal Type Non-Removable
Thread Diameter 12.0
Insulator Height 51.0
Ground Electrode Quantity 1
Center Electrode Tip Material Iridium
Reach 26.5
Ground Configuration Standard
Manufacturer Heat Range 6
Resistance 5000
Ground Electrode Core Material Nickel Core
Center Electrode Core Material Copper Core
Seat Type Gasket
Gap Size 0.044
Ground Electrode Tip Design Taper Cut
Hex Size 14mm
Stock Number 91187
Part Number LKAR6AIX-11
Heavy Duty Supplier Yes
Part Terminology Spark Plug

Features & Benefits
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Application Summary

Chevrolet City Express 2017-2015, Nissan Altima 2013-2007, Cube 2014-2009, Frontier 2017-2005, Micra 2017-2015, NV200 2017-2013, Rogue 2013-2008, Rogue Select 2015-2014, Sentra 2017-2007, Versa 2017-2007, Versa Note 2017-2014
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