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  • AR3910X Racing Spark Plug

    • AR3910X Racing Spark Plug

    Autolite

    $8.50
    (7 reviews) Write a Review
    SKU:
    AR3910X
    Shipping:
    Calculated at Checkout
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    Product Description

    This is the spark plug you want for your Honda, Clone, Predator or Animal racing engine. Works great with Gasoline or Methanol.  This plug greatly outperforms the stock plug that comes with a Clone or Predator engine.  

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    7 Reviews Hide Reviews Show Reviews

    • 4
      Auto lite 3910x

      Posted by Sabin on 21st Mar 2023

      This is a hot little plug

    • 5
      I won’t use anything else

      Posted by Jeffery Wayne Johnson on 24th Jan 2022

      Solid performance and very dependable. No need to gap this plug.

    • 5
      good plug

      Posted by Unknown on 30th Mar 2018

      best price for a very good plug

    • 5
      Great

      Posted by tsat on 31st Jan 2018

      best spark plug out there

    • 5
      Worked great

      Posted by Unknown on 15th Aug 2017

      No fouling after 1 day

    • 5
      Great plug

      Posted by Unknown on 3rd Apr 2017

      The only plug I run in my race engine.

    • 5
      spark plug

      Posted by joe on 3rd Mar 2016

      Sure does increase power you can feel it

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