Champion Copper Plus Spark Plugs Jeep Wrangler YJ 4.2L 6-Cyl 1987-1990

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Set of 6 Champion Copper Plus spark plugs for Jeep Wrangler YJ 4.2L AMC 6-cylinder engine, 1987-1990.

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Description

  • Fits 1987-1990 Jeep Wrangler YJ 4.2L inline-6 AMC engine
  • Set of 6 Champion Copper Plus plugs
  • Copper core ensures strong spark and reliable cold starts
  • Restores throttle response and smooths idle on older inline-6
  • Direct OE replacement for the classic YJ powerplant