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Iridium ix spark plug
Part # 6509 | Line Code: NGK


Not Fitted / Universal

Product Details
Hex Size 5/8"
Seat Type Tapered
Resistor Type Yes
Electrical Terminal Type Non-Removable
Thread Diameter 14.0
Ground Electrode Quantity 1
Center Electrode Tip Material Iridium
Ground Configuration Standard
Manufacturer Heat Range 6
Resistance 5000
Ground Electrode Core Material Nickel Core
Center Electrode Core Material Copper Core
Insulator Height 53.00
Gap Size 0.044
Reach 25.00
Ground Electrode Tip Design Taper Cut
Stock Number 6509
Part Number LTR6IX-11
Heavy Duty Supplier Yes

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

BUICK 2017-05; CADILLAC 2017-04; CHEV 2017-08; FORD 2017-10; GMC 2017-07; MAZDA 2015-07; PONT 2009-07; SAAB 2011; SATURN 2009-07; SUZ 2010-07
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