NGK 6994 Spark Plug

NGK Laser Iridium Spark Plug Overview

The NGK Laser Iridium Spark Plug 6994 is engineered for reliable ignition performance in select Acura and Honda 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
• Trapezoid ground electrode tip design for stable spark
• Copper core center electrode for improved conductivity
• Standard ground configuration with nickel core material
• Non-removable nut electrical terminal type
• Pre-gap size of 0.044 inches for optimal spark gap
• Flat seat type with 14mm thread diameter and 0.75 inch reach
• Hex size of 5/8 inch for installation compatibility
• Manufacturer heat range rating of 6

Detailed Product Description

The NGK Laser Iridium Spark Plug 6994 features a copper core center electrode with an iridium tip, which provides a balance of excellent electrical conductivity and wear resistance. The trapezoid ground electrode tip design helps maintain a stable spark, contributing to efficient combustion. The spark plug’s nickel ground electrode core and standard ground configuration ensure durability and consistent performance. With a pre-gap size of 0.044 inches and a flat seat type, this spark plug is engineered to meet the precise ignition requirements of various Acura and Honda models.

The Laser Iridium Spark Plug line from NGK is known for combining iridium’s high melting point and strength with advanced electrode designs to improve ignition efficiency and longevity. This part number 6994 is part of that line, offering a reliable ignition solution tailored for secondary ignition systems in compatible vehicles.

Compatible Vehicles and Applications

This NGK Laser Iridium Spark Plug 6994 is compatible with a range of Acura and Honda models, including:

• Acura TL, MDX, RL, RSX, CSX, and TSX
• Honda Accord, Civic, CR-V, Element

It is designed to meet the ignition demands of these vehicles, ensuring proper fitment and performance.

Common Issues Addressed by This Spark Plug

• Engine misfires and rough idling
• Poor fuel efficiency due to incomplete combustion
• Difficulty starting the engine
• Reduced engine power and acceleration
• Increased emissions from inefficient ignition

Installation Notes and Tips

• Verify the correct part number 6994 before installation
• Use a torque wrench to tighten to manufacturer specifications
• Check and adjust the spark plug gap if necessary (pre-gap is 0.044 inches)
• Ensure the spark plug seat is clean and free of debris
• Do not overtighten to avoid thread damage

Quality Assurance and Warranty

NGK spark plugs are manufactured to strict quality standards to ensure consistent performance and durability. The Laser Iridium Spark Plug 6994 undergoes rigorous testing for heat range, electrode wear, and electrical resistance (5000 ohms) to meet OEM specifications. While specific warranty details may vary, NGK products typically come with a limited warranty against manufacturing defects.