NGK 4091 NGK Racing Spark Plug
NGK 4091 NGK Racing Spark Plug
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NGK

NGK 4091 NGK Racing Spark Plug

|6 ratings
NGK 4091 NGK Racing Spark PlugNGK 4091 NGK Racing Spark Plug
SizeOne Size
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Key item features

  • Racing Application: Specifically designed for racing use, featuring unique configurations and designs to ensure durability and reliable ignitability.
  • Thread Protection: Cold-rolled threads prevent cross-threading and safeguard cylinder heads from damage during installation.
  • Corrosion Resistance: Trivalent metal plating provides superior anti-corrosion and anti-seizing properties, facilitating easy installation and removal.
  • Consistent Performance: A conventional nickel alloy center electrode with a V-groove ensures consistent performance, optimized for racing conditions.
  • Thermal Management: A solid 98% pure copper core offers superior heat dissipation, excellent conductivity, and ultra-wide heat ranges.
  • Insulator Strength: NGK's OE ceramic technology utilizes high-grade alumina silicate ceramic to create a stronger insulator for optimal dielectric performance.
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Current price is $9.34
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Arrives by Wed, Jul 8
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5 out of 5 stars
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6 ratings5 reviews
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Showing 1-3 of 5 reviews

Nov 29, 2017
Peteyboy
5 out of 5 stars review

Excellent price and delivery

I bought these spark plugs that a third of what your local Speed Shop sales and far and they were at my house in two days couldn't ask for anything better

Review from jegs.com
Helpful?1W68DJBOYY8448698198
Mar 6, 2018
Joe Bates 44
5 out of 5 stars review

Works just right!!!

Been running these for a while and always performs perfectly!

Review from jegs.com
Helpful?1W68DJBOYY8448698198
Jun 10, 2015
nova zz4
5 out of 5 stars review

NGK RACING PLUGS

GREAT PRODUCT,EXCELLENT SERVICE WORKS GOOD, WILL BUY AGAIN

Review from jegs.com
Helpful?1W68DJBOYY8448698198