Laser Iridium Spark Plug (FR6EI)
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Laser Iridium Spark Plug (FR6EI)
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NGK Laser Iridium Spark Plug (FR6EI)

Part No. 2687 Warranty Details  

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OE-style long-life spark plug; laser-welded iridium center electrode and platinum ground electrode; tapered ground electrode helps minimize quenching; consistent and stable spark; enhanced acceleration; high fuel efficiency and durability.

Product Features:
  • Iridium-tipped center electrode is 6 times harder than platinum
  • Platinum-tipped ground electrode helps ensure great durability and long life
  • Recommended for vehicles using distributorless ignition systems
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Center Electrode Core Material:Copper Core
Center Electrode Tip Material:Iridium
Electrode Core Material:Iridium
Electrode Tip Material:Iridium
Gap Size:0.032 in
Ground Configuration:Standard
Ground Electrode Core Material:Nickel Core
Ground Electrode Quantity:1
Ground Electrode Tip Design:Standard
Ground Strap Quantity:1
Hex Size:5/8 in
Manufacturer Heat Range:6
Reach:19 mm
Seat Type:Gasket
Shorty Spark Plug:No
Spark Plug Approximate Resistor Value:5K Ohm
Thread Diameter:14 mm
Tip Configuration:Solid
Wrench Diameter:5/8 in


by PowerReviews
NGKLaser Iridium Spark Plug (FR6EI)

(based on 1 review)

Ratings Distribution

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  • 1 Stars



Reviewed by 1 customer

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Good product


from Hoston, TX

Verified Buyer


  • Durable
  • Easy To Install
  • Improves Engine Efficiency
  • Increases Power
  • Lightweight


    Best Uses

    • Everyday Driving
    • Performance Driving

    Comments about NGK Laser Iridium Spark Plug (FR6EI):

    This product is the OEM spark plugs for my car and these spark plugs last longer than other type of spark plugs.

    Comment on this reviewHelp Icon

    Do you have questions about this product?


    Ask a question, get answers from real customers and in-house experts. For further assistance, please review your support options on our Contact Us page.

    1 Question | 1 Answer
    Displaying question 1
    • Q:

      I need the NGK 2687 in a short plug like th accel "Shorty" for header clearance.
      Asked on 9/4/2011 by Anonymous

      1 answer



        For further assistance, please provide the year, make and model and engine size of the vehicle in question.

        Answered on 9/5/2011 by Dennis from AAP
    Displaying question 1

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