NGK 5887 Spark Plug

NGK Laser Iridium Spark Plug Overview

The NGK Laser Iridium Spark Plug 5887 is engineered for reliable ignition performance in select BMW, Jeep, Mazda, and Saturn vehicles. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and engine responsiveness.

• Iridium center electrode tip for enhanced durability
• Copper core center electrode for improved conductivity
• Standard ground electrode with nickel core material
• Non-removable nut electrical terminal type
• Pre-gap size of 0.032 inches for optimal spark
• Flat seat type with 14mm thread diameter and 0.75 inch reach
• Manufacturer heat range rating of 5
• Hex size of 5/8 inch for installation

Detailed Features and Specifications

The NGK Laser Iridium Spark Plug 5887 features a fine iridium tip on the center electrode, which provides a stable and consistent spark while maintaining long service life. The copper core center electrode enhances electrical conductivity, contributing to efficient ignition and fuel combustion. The ground electrode is constructed with a nickel core and a standard tip design, ensuring reliable grounding and spark gap stability. This spark plug has a resistance rating of 5000 ohms, which helps reduce electrical noise interference in ignition systems.

With a pre-gap size of 0.032 inches and a flat seat type, the spark plug is designed to fit securely and maintain optimal spark gap for consistent ignition. The thread diameter of 14mm and reach of 0.75 inches make it compatible with specific engine designs. The non-removable nut electrical terminal type simplifies installation and connection reliability. The heat range of 5 is suitable for moderate engine operating temperatures, balancing heat dissipation and fouling resistance.

About the NGK Laser Iridium Spark Plug Line

The Laser Iridium Spark Plug line from NGK is designed to provide precise ignition performance with durable iridium tips that resist wear and maintain spark integrity over time. This product line focuses on combining advanced electrode materials with optimized design features to support efficient combustion and engine responsiveness in a variety of vehicle applications, including the NGK 5887 spark plug.

Compatible Vehicles and Applications

This NGK Laser Iridium Spark Plug 5887 is compatible with select models from BMW, Jeep, Mazda, and Saturn. Specifically, it fits BMW 750iL, 850Ci, 850CSi, and 850i models, Jeep Compass and Patriot, Mazda 626 and Millenia, and Saturn Astra. It is designed for use in secondary ignition systems where precise spark delivery is critical.

• Improves ignition reliability in BMW 750iL and 850 series engines
• Supports efficient combustion in Jeep Compass and Patriot models
• Enhances spark consistency for Mazda 626 and Millenia vehicles
• Maintains engine performance in Saturn Astra applications

Installation Notes and Tips

• Ensure the spark plug gap is set to the specified 0.032 inches before installation
• Use a 5/8 inch hex socket for proper tightening torque
• Apply anti-seize compound sparingly on threads if recommended by the vehicle manufacturer
• Torque to manufacturer specifications to avoid damage to the spark plug or cylinder head
• Inspect ignition wires and connectors for wear during installation

Quality Assurance and Warranty

NGK spark plugs, including the Laser Iridium Spark Plug 5887, are manufactured to meet strict quality standards for durability and performance. The use of iridium and copper core materials ensures long service life and consistent ignition. While specific warranty details may vary, NGK products typically come with manufacturer-backed quality assurance to support reliable operation in compatible vehicles.