NGK 9823 Spark Plug Wire Set

NGK Spark Plug Wire Set for Acura Legend

NGK Spark Plug Wire Set 9823 is a specific-fit ignition wire set for 1986-1990 Acura Legend models. Built with blue silicone insulation, a mag core with variable pitch, and noise suppression, it supports stable spark delivery and clean ignition performance.

Key Features

• Specific-fit spark plug wire set for 1986-1990 Acura Legend
• Blue silicone insulation for heat resistance and durability
• Mag (variable pitch) core material for ignition signal control
• Noise suppression type included
• 7.00 mm insulation outside diameter
• NGK part number 9823, also listed as RC-HE49

Product Details

NGK Spark Plug Wire Set 9823 is part of the NGK Spark Plug Wire Set line, a focused ignition product range backed by decades of OE-level engineering experience. NGK builds ignition components for domestic and import vehicles with manufacturing standards aimed at durability and consistent operational performance. For Acura Legend ignition service, this wire set provides a direct replacement option for restoring spark transfer and maintaining proper engine operation.

This part cross-references DENSO Auto Parts 671-6188 and Dorman - HELP 96477 for the same application.

Common Issues It May Address

• Misfires caused by worn or damaged plug wires
• Hard starting related to weak spark delivery
• Rough idle from ignition leakage or resistance issues
• Radio or electrical interference from degraded suppression performance
• Loss of ignition efficiency on 1986-1990 Acura Legend models

Installation Notes and Tips

Verify cylinder routing before removal and replace one wire at a time to preserve firing order. Inspect distributor cap, rotor, and spark plugs during service, since worn ignition components can shorten wire life. Confirm the vehicle is a 1986-1990 Acura Legend before installation.

Quality Assurance

NGK is an established ignition specialist with extensive OE experience and a long history of supplying ignition components for global vehicle applications. This wire set is manufactured to support OE-style durability and performance expectations for Acura Legend service.