ReviewsYttrium Metal

Bosch 7900 Copper with Nickel Spark Plug (Pack of 1)

  • Tapered, v-profile nickel chromium ground electrode for improved cold starts and fuel ignitability.
  • Heavy-duty, yttrium enhanced copper core center electrode for reliability and performance.
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MSD Ignition 37124 Spark Plug, 4 Pack (1IR5L)

  • MSD's proprietary ceramic formula provides the highest dielectric strength.
  • Yttrium ground electrode reduces the chance of pre-ignition.
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MSD Ignition 37154 Spark Plug, 4 Pack (2IR5L)

  • MSD's proprietary ceramic formula provides the highest dielectric strength.
  • Yttrium ground electrode reduces the chance of pre-ignition.
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MSD Ignition 37184 Spark Plug, 4 Pack (5IR4L)

  • MSD's proprietary ceramic formula provides the highest dielectric strength.
  • Yttrium ground electrode reduces the chance of pre-ignition.
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MSD Ignition 37314 Spark Plug, 4 Pack (11IR4Y)

  • MSD's proprietary ceramic formula provides the highest dielectric strength.
  • Yttrium ground electrode reduces the chance of pre-ignition.
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MSD Ignition 37224 Spark Plug, 4 Pack (6IR5Y)

  • MSD's proprietary ceramic formula provides the highest dielectric strength.
  • Yttrium ground electrode reduces the chance of pre-ignition.
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MSD Ignition 37114 Spark Plug, 4 Pack (1IR4Y)

  • MSD's proprietary ceramic formula provides the highest dielectric strength.
  • Yttrium ground electrode reduces the chance of pre-ignition.
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MSD 3719 Iridium Spark Plug

  • MSD's proprietary ceramic formula provides the highest dielectric strength.
  • Yttrium ground electrode reduces the chance of pre-ignition.
  • Machined electrode increases exposure to the flame to improve combustion.
  • All spark plugs tested prior to packaging and shipping.
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MSD 37194 Iridium Spark Plug, (Pack of 4)

  • MSD's proprietary ceramic formula provides the highest dielectric strength.
  • Yttrium ground electrode reduces the chance of pre-ignition.
  • Machined electrode increases exposure to the flame to improve combustion.
  • All spark plugs tested prior to packaging and shipping.
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Bosch Automotive (F6DTC) Copper with Nickel Spark Plug - Single

  • 50 percent longer life than traditional copper core spark plugs.
  • Exclusive Yttrium extruded copper core center electrode increases resistance to spark erosion.
  • Tapered, v-profile nickel chromium ground electrode for consistent performance and prolonged service life.
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Bosch Automotive (6720) OE Fine Wire Platinum Spark Plug - Pack of 4

  • 360 Degree Continuous Laser Welded Platinum Center Electrode Featuring Fine Wire Design.
  • Copper Core Ground Electrode. Large, Copper Core Center Electrode.
  • Tapered Yttrium Enhanced Ground Electrode.
  • Nickel-Plated Shell With Rolled Threads. Promotes Durability And Long Life.
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