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NGK Iridium IX Spark Plug Box of 4 (TR5-1IX)

Part # 7243SKU NGK7243

Set your vehicle above for a fit verdict. 14 vehicles listed below.

Specifications
BrandNGK
Part typeSpark Plug
  • RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
  • Trivalent metal plating for superior anti-corrosion and anti-seizing properties
  • Outstanding acceleration, high fuel efficiency and durability
  • Fine iridium tip ensures durable and consistent spark

Description

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Fits these vehicles 14

YearMakeModel
1986 - 1987FordAerostar
1983 - 1990FordEscort
1983 - 1988FordEXP
1983FordFairmont
1983 - 1986FordLTD
1983 - 1990FordMustang
1983 - 1988FordRanger
1984FordThunderbird
1983 - 1986MercuryCapri
1983 - 1984MercuryCougar
1983MercuryLN7
1982 - 1987MercuryLynx
1983 - 1986MercuryMarquis
1983MercuryZephyr