NGK 90288 Spark Plug

NGK Laser Iridium High Ignitability Spark Plug Overview

The NGK Laser Iridium High Ignitability Spark Plug (part number 90288) is engineered for reliable ignition performance in select Mazda vehicles. 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
• Copper core center electrode for improved conductivity
• Nickel ground electrode core with Dfe tip design
• Standard ground configuration with a single ground electrode
• Non-removable nut electrical terminal type
• Pre-gap size of 0.030 inches for optimal spark gap
• Flat seat type with 26.5 mm reach and 14 mm hex size
• Manufacturer heat range rating of 7
• Resistor type spark plug with 5000 ohm resistance
• Insulator height of 51.00 mm for proper fitment

Details on the Laser Iridium High Ignitability Spark Plug Line

The Laser Iridium High Ignitability Spark Plug line by NGK focuses on delivering precise ignition with iridium-tipped electrodes that provide a stable spark and extended service life. This product line is designed to meet the ignition demands of modern engines, including those found in Mazda models such as the 3, 3 Sport, 6, CX-5, CX-9, CX-30, and CX-50. The combination of iridium and copper materials enhances electrical conductivity and wear resistance, contributing to consistent engine performance.

Technical Specifications and Features

This NGK spark plug features a copper core center electrode with an iridium tip, which improves ignition efficiency and durability. The ground electrode uses nickel core material with a Dfe tip design, providing a stable spark path. The spark plug has a resistance of 5000 ohms, which helps reduce electromagnetic interference. Its flat seat type and 26.5 mm reach ensure proper sealing and fitment in compatible Mazda engines. The pre-gap size of 0.030 inches is factory set for optimal spark performance, and the heat range rating of 7 matches the thermal requirements of the specified vehicles.

Compatible Mazda Models and Applications

• Mazda 3 and 3 Sport
• Mazda 6
• Mazda CX-5
• Mazda CX-9
• Mazda CX-30
• Mazda CX-50

This spark plug is designed specifically for these Mazda models, ensuring proper fit and ignition characteristics tailored to their engines.

Common Issues Addressed by NGK 90288 Spark Plug

• Engine misfires due to worn or inefficient spark plugs
• Reduced fuel efficiency from incomplete combustion
• Difficulty starting the engine in cold conditions
• Rough idling or hesitation during acceleration
• Increased emissions caused by poor ignition

Installation Notes and Tips

When installing the NGK Laser Iridium High Ignitability Spark Plug 90288, ensure the spark plug gap is verified at 0.030 inches if adjustments are necessary. Use a torque wrench to tighten the spark plug to the manufacturer’s recommended specifications to avoid damage to the threads or improper sealing. The non-removable nut electrical terminal type requires compatible ignition wires or coil boots. Inspect the spark plug well for debris before installation to ensure a clean fit.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards, ensuring consistent performance and durability. The Laser Iridium High Ignitability Spark Plug line undergoes rigorous testing for heat resistance, electrical conductivity, and wear. While specific warranty details for part number 90288 may vary, NGK products typically come with a limited warranty against manufacturing defects. Consult the product documentation or authorized sources for exact warranty terms.