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NGK Spark Plugs R5671A-9 Racing Non-Resistor Spark Plug 14mm x 3/4 in. Reach

739-R5671A-9


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R5671A-9 Racing Non-Resistor Spark Plug 14mm x 3/4 in. Reach
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$7.69
More than 10 available
Racing Non-Resistor Spark Plug
  • 14mm x 3/4 in. Reach
  • 5/8 in. Hex
  • Gasket seat
  • V-groove center electrode
  • QTY

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    R5671A-9 is rated 5.0 out of 5 by 6.
    Rated 5 out of 5 by from GREAT PLUGS After many trials with other plugs after going to alcohol these were the best for performance. I have been using them over 10 years.
    Date published: 2021-01-20
    Rated 5 out of 5 by from Best race spark plugs We look for consistency. We found it with ngk, the best spark plugs from the best people in racing. JEGS.com.
    Date published: 2015-06-14
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    What is the difference between the R5671A-8 , A-7 and A-9 plugs?

    Asked by: Bowes
    The heat range. With NGK race plugs number's the higher the number (A-x) the colder the plug. -9 is colder than -8
    Answered by: Dean R
    Date published: 2019-08-15
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    Kit Includes:(8) Non-Resistor Racing Spark Plugs 739-R5671A-11JEGS Spark Plug Gap Tool - 555-80503JEGS Antisieze - 555-28004. Extra Cold Heat Range.
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