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Find Spark Plugs & Spark Plug Wires for your Corvette

Double Platinum Spark Plug (86-91 Corvette C4)Find parts that fit my vehicle

Item EK-25-917114
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$18.99

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      Product Information

      Features, Description, Q&A

      Features

      • Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
      • The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
      • Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
      • The multi-rib insulator prevents flash-over.

      Description

      Autolite® Double Platinum spark plugs have a platinum-to-platinum design that decreases gap erosion, reduces misfires, and provides improved durability*, leading to longer service life. It provides superior performance over copper and platinum plugs primarily used in distributorless ignition system (DIS) engines.

      Fitment:

      • 1986 Chevrolet Corvette
      • 1987 Chevrolet Corvette
      • 1988 Chevrolet Corvette
      • 1989 Chevrolet Corvette
      • 1990 Chevrolet Corvette
      • 1991 Chevrolet Corvette

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Questions & Answers

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