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NGK 372 ZNAR6AIX-11 Iridium IX Spark Plug (4 Pack)

~~$39.99~~ $34.99

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SKU: NGK-372-4PK Category: Auto Parts, Products.

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Return requests must be made within 30 days of delivery. Items must be unopened, unused, and approved with an RMA before return.

NGK 5787 ILZKR7B-11S Laser Iridium Spark Plug (4 Pack)

FEATURES

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

APPLICATION SUMMARY

SPECIFICATIONS

Center Electrode Core Material	Copper Core
Center Electrode Tip Material	Iridium
Ground Configuration	Standard
Ground Electrode Core Material	Nickel Core
Ground Electrode Quantity	1
Ground Electrode Tip Design	Standard
Hex Size	5/8 in
Insulator Height	50.00 mm
Manufacturer Heat Range	7
Part Number	ILZKR7B-11S
Pre-Gap Size	.044 in
Reach	26.5 mm
Resistance	5000 Ohms
Seat Type	Flat
Stock Number	5787
Thread Diameter	12.00 mm