Copper Plus Spark Plug
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Champion Copper Plus Spark Plug

Part No. 405 Warranty Details  

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Dependable Performance - Features A Copper Core Electrode That Provides Increased Conductivity And Heat Control, Providing Good Overall Wear Characteristics.

Product Features:
  • Dependable and Durable. Built to ISO and SAE standards for proven performance. Patented SAC-9 semi-conductor resistor for maximum EMI & RFI suppression.
  • Provides Longer Life. Copper core center electrode allows for accurate control of heat range, optimizing the performance and longevity of the spark plug.
  • TinTac and ULTRASEAL Shell. Eliminates the need for use of antiseize compound by providing the best corrosion protection of any spark plug in the industry.
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Center Electrode Diameter:0.1
Electrode Core Material:Nickel Copper Alloy
Electrode Tip Material:Nickel Copper Alloy
Ground Electrode Core Material:Nickel Copper Alloy
Ground Strap Quantity:1
Installed Height:2.24
Insulator Material:Zirconia Enhanced
Insulator Projection:0.12
Insulator Type:Zirconia Enhanced
Manufacturer Heat Range:14
Performance Rated:N
Reach:0.75 in
Resistor:Y
Ribbed Core Nose:N
Seat Type:Gasket
Shorty Spark Plug:No
Taper Diameter:0.25
Tip Configuration:J Gap
Type:RN14YC
Wrench Diameter:0.813 in

REVIEW SNAPSHOT®

by PowerReviews
ChampionCopper Plus Spark Plug
 
5.0

(based on 1 review)

Ratings Distribution

  • 5 Stars

     

    (1)

  • 4 Stars

     

    (0)

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Reviewed by 1 customer

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(2 of 2 customers found this review helpful)

 
5.0

Best spark plug for Rolls-Royce/Bentley

By 

from Olney, MD

See all my reviews

3 or more reviews submitted

Pros

  • Durable

Cons

    Best Uses

    • Everyday Driving
    • Replacement

    Comments about Champion Copper Plus Spark Plug:

    This is the best heat range for normal driving. Use in Rolls and Bentley from 1946 through 1986, 6 and 8 cylinder. Original plugs are too cold and foul out. Can be used through 1997 with shorter life than O.E.

    • Car & Truck:
    • Auto Enthusiast, Casual Driver

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