Iridium IX Spark Plug (BPR7EIX)
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Iridium IX Spark Plug (BPR7EIX)
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NGK Iridium IX Spark Plug (BPR7EIX)

Part No. 4055 Warranty Details  

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Laser-welded iridium center electrode is resistant to heat, corrosion and electrical wear. The tapered ground electrode minimizes quenching. Provides outstanding acceleration, high fuel efficiency and durability.

Product Features:
  • 0.6 mm iridium-tip center electrode provides durability and a high melting point
  • Taper-cut ground electrode shape provides improved flame reproduction
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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:Taper Cut
Ground Strap Quantity:1
Hex Size:13/16 in
Manufacturer Heat Range:7
Reach:19 mm
Resistor:Yes
Seat Type:Gasket
Shorty Spark Plug:No
Spark Plug Approximate Resistor Value:5K Ohm
Thread Diameter:14 mm
Tip Configuration:Loose
Type:Iridium IX
Wrench Diameter:13/16 in

REVIEW SNAPSHOT®

by PowerReviews
NGKIridium IX Spark Plug (BPR7EIX)
 
4.7

(based on 3 reviews)

Ratings Distribution

  • 5 Stars

     

    (2)

  • 4 Stars

     

    (1)

  • 3 Stars

     

    (0)

  • 2 Stars

     

    (0)

  • 1 Stars

     

    (0)

100%

of respondents would recommend this to a friend.

Reviewed by 3 customers

Displaying reviews 1-3

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5.0

Easy upgrade in older engine ignition

By 

from Dallas, TX

About Me Auto Enthusiast

Verified Buyer

Pros

  • Easier Starting
  • More complete combustion

Cons

  • Extra Cost

Best Uses

  • Replacement
  • Restoration

Comments about NGK Iridium IX Spark Plug (BPR7EIX):

Improving combustion in an early '80s Ferrari with mechanical fuel injection. Smaller tip = hotter spark.

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(1 of 1 customers found this review helpful)

 
4.0

Best replacement spark plugs

By 

from Hilton Head Island, SC

About Me Auto Enthusiast, Competitive Driver, Mechanic

Verified Buyer

Pros

  • Durable
  • Easy To Install
  • Improves Engine Efficiency

Cons

    Best Uses

    • Performance Driving
    • Racing

    Comments about NGK Iridium IX Spark Plug (BPR7EIX):

    Have yet to test the plugs over an extended period but they supplied excellent starting and clean running on initial service.

    Comment on this reviewHelp Icon

    (1 of 1 customers found this review helpful)

     
    5.0

    Just what I needed

    By 

    from SE Minnesota

    About Me Casual Driver

    See all my reviews

    Verified Buyer

    Pros

    • Easy To Install
    • Improves Engine Efficiency

    Cons

      Best Uses

      • Everyday Driving
      • Replacement

      Comments about NGK Iridium IX Spark Plug (BPR7EIX):

      Great to find the part which I could NOT find at the local (non-Advance Auto Parts) store. Can't beat the lower price either!

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      Displaying reviews 1-3

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      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 have vance an hines pipes and jet kit ,will they work ok withthe mods?
        Asked on 3/29/2013 by terry from near lancaster oh.43130

        1 answer

        • CUSTOMER CARE

          A:

          For further assistance regarding the NGK Iridium IX Spark Plug (BPR7EIX) (Part No. 4055), please provide the year, make, model and engine size of your vehicle. For more information, please feel free to call us at: 1-877-238-2623 or visit the nearest Advance Auto Parts store and one of our Parts Pros will gladly assist you with any questions or concerns you may have.

          Answered on 3/29/2013 by Steve from AAP
      Displaying question 1

      Do you have a question about this product? 

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