Copper Spark Plug
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Copper Spark Plug
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Autolite Copper Spark Plug

Part No. 303 Warranty Details  

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Autolite Copper Spark Plugs are guaranteed to deliver quick starts, good fuel economy and smooth acceleration.

Product Features:
  • Copper cored center electrode for higher thermal conductivity
  • Specially engineered high nickel alloy center and ground electrode for extended life
  • High alumina ceramic for high dielectric strength
  • Leak proof, heat fused internal seal for durability
  • Multi-rib insulator prevents flash-over
  • 2 year limited warranty
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Electrode Tip Material:Resistor
Reach:3/8 in
Resistor:Suppressor
Seat Type:Gasket
Thread Diameter:14 mm
Tip Configuration:Standard
Wrench Diameter:13/16 in

REVIEW SNAPSHOT®

by PowerReviews
AutoliteCopper Spark Plug
 
5.0

(based on 1 review)

Ratings Distribution

  • 5 Stars

     

    (1)

  • 4 Stars

     

    (0)

  • 3 Stars

     

    (0)

  • 2 Stars

     

    (0)

  • 1 Stars

     

    (0)

Reviewed by 1 customer

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(0 of 1 customers found this review helpful)

 
5.0

Very Nice

By 

from VA

See all my reviews

Verified Buyer
3 or more reviews submitted

Pros

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

Cons

    Best Uses

      Comments about Autolite Copper Spark Plug:

      Very Nice.

      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 have two of these plugs in my 4horse power 1973 johnson outboard motor engine, just wondering how much i need to gap these pugs?
        Asked on 7/10/2010 by Diggum from Norton, OH

        1 answer

        • CUSTOMER CARE

          A:

          You need to gap them according to what the manufacturer of that engine asks for.

          Answered on 7/10/2010 by Kevin from AAP
      Displaying question 1

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