Small Engine Copper Spark Plug
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Autolite Small Engine Copper Spark Plug

Part No. 458 BX Warranty Details  
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Fit of this part varies by vehicle & equipment specs Type of Fit

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
  • Use in Motorcycle, ATV, Marine, Personal Watercraft and Industrial Engine Copper Core Resistor Spark Plug
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1 Question | 1 Answer
Displaying question 1
  • Q:

    What is the recommended gap setting for this spark plug in an 11 hp Tecumseh small engine?
    Asked on 4/22/2013 by Chuck Daughdrill from Hattiesburg, MS

    1 answer



      With reference to your inquiry on the Autolite Small Engine Spark Plug - Part No. 458 BX the recommended spark plug gap for the Tecumseh 3 to 11 HP 4-Cycle L-Head small engine is 0.030" (.762 mm). For any further assistance 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 4/23/2013 by John the Car-Doc from AAP
Displaying question 1

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