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NGK 8172 Spark Plug Wire Set
| Brand | NGK 8172 |
|---|---|
| Core Material | Mag (Var. Pitch) |
| Insulation Color | Blue |
| Insulation Material | Silicone |
| Insulation Outside Diameter | 7.00 |
| Noise Suppression Type | Yes |
| Part Number | RC-ZE97A |
| Stock Number | 8172 |
| Universal Or Specific Fit | Specific |
| Product line | NGK Spark Plug Wire Set |
| Fits | Mazda · 9 vehicles |
OE-standard replacement. 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 in the ignition system.
Cross-references Anchor 9442, AP Exhaust 8172 and DENSO Auto Parts 671-2002 for the same application. See all 20.
NGK Ignition Wire Set for Mazda RX-7
NGK Spark Plug Wire Set 8172 is a specific-fit ignition wire set for 1979-1985 Mazda RX-7 applications. Built with blue silicone insulation and noise suppression construction, it supports stable spark delivery while helping reduce electrical interference in the ignition system.
Key Features
- Specific-fit NGK spark plug wire set for Mazda RX-7
- Blue silicone insulation for heat resistance and durability
- Mag (Var. Pitch) core material for ignition performance
- Noise suppression type construction
- 7.00 mm insulation outside diameter
- NGK part number 8172 / RC-ZE97A
Product Details
NGK Spark Plug Wire Set 8172 is part of the NGK Spark Plug Wire Set line, a focused ignition product range built around OE-level fitment and application coverage. NGK draws on decades of ignition-system experience to produce replacement parts for domestic and import vehicles, and this wire set is engineered for the Mazda RX-7 platform listed below. If you are searching for Mazda RX-7 spark plug wires, NGK 8172 provides a direct replacement option with the correct specific-fit design.
This part cross-references DENSO Auto Parts 671-2002 for the same application.
What It Helps Address
- Misfires caused by worn or damaged ignition wires
- Hard starting related to weak spark transfer
- Electrical noise in the ignition system
- Cracked or heat-aged wire insulation
- Uneven engine performance from inconsistent spark delivery
Installation Notes and Tips
Verify routing against the original Mazda RX-7 wire layout before installation. Match each lead to the correct cylinder and coil connection, and inspect boots, terminals, and adjacent ignition components for wear before reassembly. For best results, replace wires when insulation damage, corrosion, or spark leakage is present.
Compatible With 1979-1985 Mazda RX-7, N/A. Fits 1979-1985 Mazda RX-7, N/A.
Quality Assurance
NGK manufactures ignition components to meet OE standards for durability and operational performance. Part number 8172 is built as a direct-fit replacement for the listed Mazda RX-7 applications and reflects NGK’s long-standing focus on ignition system coverage.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1985 | Mazda | RX-7 | 1.3L | R2 | N/A | NGK Spark Plug Wire Set |
| 1985 | Mazda | RX-7 | 1.1L | R2 | N/A | NGK Spark Plug Wire Set |
| 1984 | Mazda | RX-7 | 1.3L | R2 | N/A | NGK Spark Plug Wire Set |
| 1984 | Mazda | RX-7 | 1.1L | R2 | N/A | NGK Spark Plug Wire Set |
| 1983 | Mazda | RX-7 | 1.1L | R2 | N/A | NGK Spark Plug Wire Set |
| 1982 | Mazda | RX-7 | 1.1L | R2 | N/A | NGK Spark Plug Wire Set |
| 1981 | Mazda | RX-7 | 1.1L | R2 | N/A | NGK Spark Plug Wire Set |
| 1980 | Mazda | RX-7 | 1.1L | R2 | N/A | NGK Spark Plug Wire Set |
| 1979 | Mazda | RX-7 | 1.1L | R2 | N/A | NGK Spark Plug Wire Set |
| No rows match your filter. | ||||||