NGK 5464 Spark Plug

NGK Iridium IX Spark Plug Overview

The NGK Iridium IX Spark Plug (Part Number 5464) is engineered for reliable ignition performance across a wide range of vehicles including Acura, Honda, Toyota, Ford, and Nissan models. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and consistent engine operation.

• Iridium center electrode tip for enhanced durability and ignition
• Taper cut ground electrode tip design for improved spark exposure
• Copper core center electrode for optimal conductivity
• Standard ground configuration with nickel ground electrode core
• Non-removable nut electrical terminal type for secure connection
• Pre-gap size of 0.044 inches for precise spark gap
• Flat seat type with 14mm thread diameter and 0.75 inch reach
• Hex size of 5/8 inch for easy installation
• Manufacturer heat range rating of 5 for balanced heat dissipation

Iridium IX Spark Plug Product Line Details

The Iridium IX Spark Plug line by NGK is designed to provide enhanced ignition performance and longer service life compared to conventional spark plugs. Featuring an iridium center electrode tip, these plugs offer improved wear resistance and stable spark generation, which is critical for maintaining engine efficiency in vehicles such as the Toyota Corolla, Honda Civic, and Ford Taurus. The combination of copper core and iridium tip ensures excellent electrical conductivity and durability under various driving conditions.

Technical Description and Compatibility

This NGK spark plug (Part Number 5464) incorporates a taper cut ground electrode tip that increases spark exposure, promoting better combustion. The nickel ground electrode core and copper center electrode core work together to optimize electrical performance. With a pre-gap size of 0.044 inches and a flat seat design, it fits securely in engines requiring a 14mm thread diameter and 0.75 inch reach. Compatible with a broad range of makes and models including Acura, Chevrolet, Chrysler, Dodge, Hyundai, Infiniti, Jaguar, Lexus, Mazda, Mercedes-Benz, Mitsubishi, Nissan, Subaru, Toyota, Volkswagen, and more, this spark plug supports reliable ignition in many popular vehicles.

Common Applications and Problem Solving

• Improves engine misfire issues caused by worn or fouled spark plugs
• Enhances cold start performance in vehicles like the Honda Accord and Toyota Camry
• Reduces rough idling and hesitation during acceleration
• Supports fuel efficiency by ensuring consistent spark delivery
• Helps maintain smooth engine operation in high-mileage vehicles

Installation Notes and Tips

When installing the NGK Iridium IX Spark Plug 5464, ensure the spark plug gap is set to the manufacturer’s recommended specification, typically 0.044 inches for this part. Use a torque wrench to tighten the spark plug to the vehicle’s specified torque to avoid damage to the threads or improper sealing. The 5/8 inch hex size allows for standard spark plug socket compatibility. Always inspect the spark plug hole for debris before installation to prevent contamination.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards, ensuring consistent performance and durability. The Iridium IX Spark Plug line undergoes rigorous testing for heat range, electrical resistance, and electrode wear. While specific warranty details for Part Number 5464 may vary by distributor, NGK typically offers coverage against manufacturing defects. Refer to NGK’s official documentation for complete warranty information.