Spark Plug Anatomy
Not all spark plugs are created equal...
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What Countries Do You Ship To?
The SparkPlugs.com Family ships internationally. However...
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What is the Warranty on NGK Products?
NGK Spark Plugs warrants that the products, which it sells to the Distributor, seller, reseller, or customer, shall be free from defects in workmanship and materials within a period of sixty (60) days...
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NGK Spark Plug Resistor Cover Numbering System
Wondering what the numbers and letters on an NGK spark plug cap mean?
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What is a Resistor Spark Plug?
Resistor spark plugs prevent interference with electronic equipment...
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Diagnosing a Cylinder Misfire
Have you ever had your car suddenly start to sputter on acceleration?
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