NGK
NGK Spark Plug Wire Set

NGK 9980 Spark Plug Wire Set

Brand NGK 9980
Insulation Color Blue
Insulation Material Silicone
Noise Suppression Type Yes
Core Material Mag (var. pitch)
Universal Or Specific Fit Specific
Insulation Outside Diameter 7.00
Part Number Rc-ze20
Stock Number 9980
Product line NGK Spark Plug Wire Set
Fits Ford and Mercury · 10 vehicles

OE-standard quality. Built to meet original-equipment durability and performance expectations.

Silicone insulation. Helps resist heat and wear for dependable ignition performance.

Noise suppression. Helps reduce electrical interference for cleaner operation.

Cross-references Anchor 9211, Anchor 9410 and Anchor 9980 for the same application. See all 21.

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NGK Spark Plug Wire Set for Ford and Mercury

The NGK Spark Plug Wire Set 9980 is a specific-fit ignition wire set built for select Ford Festiva and Mercury Tracer applications. It uses blue silicone insulation, a magnetic variable-pitch core, and noise suppression to support stable ignition performance and reduced electrical interference.

Key Features

  • Specific-fit NGK spark plug wire set for confirmed vehicle applications
  • Blue silicone insulation for heat resistance and durability
  • Mag (Var. Pitch) core material for consistent ignition signal transfer
  • Noise suppression type included to help reduce radio-frequency interference
  • 7.00 mm insulation outside diameter
  • NGK part number 9980, also identified as RC-ZE20

Product Details

NGK Spark Plug Wire Set 9980 is part of NGK Spark Plug Wire Set line, a focused ignition product range backed by decades of OE-level engineering experience. NGK manufactures ignition components to meet demanding durability and operational performance expectations, with coverage for domestic and import vehicles. This wire set is a direct-fit replacement for 1988-1993 Ford Festiva and 1987-1990 Mercury Tracer applications, making it a practical choice when servicing aging ignition systems on these platforms. This part cross-references DENSO Auto Parts 671-4006 for the same application.

Common Issues This Part Can Address

  • Misfires caused by worn or damaged plug wires
  • Hard starting related to weak ignition transfer
  • Rough idle from inconsistent spark delivery
  • Electrical noise affecting ignition system operation
  • Cracked or heat-aged wire insulation

Installation Notes and Tips

Verify engine application before installation and route each lead to match the original wire path. Keep the wires separated from hot exhaust components and sharp edges, and confirm each terminal is fully seated at the spark plug and ignition side connection. For best results, inspect related ignition components such as spark plugs and coils during service. Fits 1988-1993 Ford Festiva, N/A. Fits 1987-1990 Mercury Tracer, N/A.

Quality Assurance

NGK is an established ignition specialist with extensive OE experience and a long history of producing ignition components for global vehicle coverage. The 9980 wire set is manufactured to support OE-level durability and operational performance expectations.

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
1993FordFestiva1.3LL4NGK Spark Plug Wire Set
1992FordFestiva1.3LL4NGK Spark Plug Wire Set
1991FordFestiva1.3LL4NGK Spark Plug Wire Set
1990FordFestiva1.3LL4NGK Spark Plug Wire Set
1990MercuryTracer1.6LL4NGK Spark Plug Wire Set
1989FordFestiva1.3LL4NGK Spark Plug Wire Set
1989MercuryTracer1.6LL4NGK Spark Plug Wire Set
1988FordFestiva1.3LL4NGK Spark Plug Wire Set
1988MercuryTracer1.6LL4NGK Spark Plug Wire Set
1987MercuryTracer1.6LL4NGK Spark Plug Wire Set
Directly replaces or cross-references 21 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 9211Anchor — 9410Anchor — 9980AP Exhaust — 700407DENSO Auto Parts — 671-4006DENSO Auto Parts — 671-4211Dixie Electric Ltd — 12465Dorman - HELP — 9647535-400635-424135-PF7710235-PF7733835-PF77431175-588809211864751040061840011274103CH7406CH74103