NGK 93911 Spark Plug

Overview of NGK Iridium IX Spark Plug 93911

The NGK Iridium IX Spark Plug 93911 is engineered for reliable ignition performance in a range of vehicles including Dodge, Kia, Mercedes-Benz, Mitsubishi, and Smart 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
• Removable nut electrical terminal type for flexible installation
• Pre-gap size of 0.032 inches for precise spark gap
• Flat seat type with 26.5 mm reach and 12 mm thread diameter
• Manufacturer heat range rating of 7 suitable for various engine conditions
• Hex size of 5/8 inch for standard tool compatibility

Detailed Product Description

The NGK Iridium IX Spark Plug 93911 features a copper core center electrode with an iridium tip, which provides a balance of excellent electrical conductivity and long-lasting wear resistance. The taper cut ground electrode tip design enhances spark exposure, promoting more efficient combustion. The ground electrode is made from nickel, offering durability under high temperatures. This spark plug has a standard ground configuration with a single ground electrode, a flat seat type, and a reach of 26.5 mm, making it compatible with a variety of engine designs.

The electrical terminal includes a removable nut, allowing for easier installation and removal in tight engine compartments. With a pre-gap size of 0.032 inches and a manufacturer heat range of 7, this spark plug is designed to maintain optimal performance across different driving conditions. The hex size of 5/8 inch ensures compatibility with common spark plug sockets.

About the Iridium IX Spark Plug Line

The NGK Iridium IX Spark Plug line is known for incorporating iridium-tipped electrodes that provide enhanced durability and consistent ignition performance. This product line focuses on delivering precise spark control and improved combustion efficiency, which can contribute to smoother engine operation and potentially better fuel economy. The 93911 part number is a specific fitment within this line, tailored to meet the ignition requirements of select Dodge, Kia, Mercedes-Benz, Mitsubishi, and Smart vehicles.

Compatible Vehicles and Applications

• Dodge Outlander and Sprinter 2500/3500 models
• Kia Soul and Mitsubishi Outlander
• Mercedes-Benz C230, C250, C280, C300, C350, CL550, CLK350, CLK550, CLS550, E280, E300, E350, E550, G550, GL450, GL550, GLK350, ML350, ML450, ML550, R350, R550, S350, S400, S450, S550, SL550, SLK250, SLK280, SLK300, SLK350
• Smart Fortwo

Common Issues Addressed by NGK Iridium IX Spark Plug 93911

• Engine misfires due to worn or inefficient spark plugs
• Reduced fuel efficiency from incomplete combustion
• Difficulty starting the engine in cold or variable conditions
• Rough idling or inconsistent engine performance
• Excessive emissions caused by poor ignition

Installation Notes and Tips

• Ensure the spark plug gap is set to 0.032 inches before installation if not pre-gapped
• Use a torque wrench to tighten the spark plug to manufacturer specifications to avoid damage
• Check for proper reach and thread diameter compatibility with your vehicle
• Inspect the removable nut terminal for secure electrical connection
• Replace spark plugs in sets to maintain balanced engine performance

Quality Assurance and Warranty

NGK spark plugs, including the Iridium IX Spark Plug 93911, are manufactured to meet strict quality standards for durability and performance. While specific warranty details may vary, NGK products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Using genuine NGK parts helps ensure reliable ignition system operation and adherence to vehicle specifications.