NGK 1422 Spark Plug

NGK Laser Iridium Spark Plug Overview

The NGK Laser Iridium Spark Plug 1422 is engineered for reliable ignition performance in Mitsubishi Lancer vehicles. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and engine responsiveness.

• Iridium center electrode tip for enhanced durability
• Taper cut ground electrode tip design for improved spark efficiency
• Copper core center electrode for optimal conductivity
• Standard ground configuration with nickel ground electrode core
• Non-removable nut electrical terminal type for secure connection
• Flat seat type with 26.5 mm reach and 12 mm thread diameter
• Pre-gap size of 0.024 inches for precise ignition timing
• Hex size of 5/8 inch for easy installation
• Manufacturer heat range rating of 8

Detailed Product Description

The NGK Laser Iridium Spark Plug 1422 features a fine iridium center electrode tip that provides consistent spark delivery and long service life. The copper core center electrode enhances electrical conductivity, ensuring efficient ignition in Mitsubishi Lancer engines. The taper cut ground electrode tip design improves spark exposure, contributing to better combustion and fuel efficiency. With a nickel ground electrode core and a standard ground configuration, this spark plug maintains durability under various operating conditions.

Its non-removable nut electrical terminal type ensures a secure and stable connection, while the flat seat type and 26.5 mm reach provide proper fitment and sealing in the combustion chamber. The pre-gap size of 0.024 inches is factory set to optimize ignition timing and performance. The hex size of 5/8 inch allows for straightforward installation using common tools. This spark plug carries a manufacturer heat range of 8, suitable for the thermal requirements of the Mitsubishi Lancer.

About the NGK Laser Iridium Spark Plug Line

The Laser Iridium Spark Plug line by NGK is designed to deliver precise ignition performance with enhanced durability. Iridium tips offer a fine electrode that reduces voltage requirements and improves ignitability. This product line focuses on combining advanced materials like iridium and copper to balance longevity and conductivity, making it a suitable choice for secondary ignition components in vehicles such as the Mitsubishi Lancer.

Applications and Problem Solving

• Compatible with Mitsubishi Lancer models requiring part number 1422
• Addresses misfires caused by worn or damaged spark plugs
• Improves cold start performance and throttle response
• Reduces fouling and electrode wear for consistent ignition
• Helps maintain fuel efficiency by ensuring proper combustion

Installation Notes and Tips

• Verify compatibility with your Mitsubishi Lancer before installation
• Use a torque wrench to tighten the spark plug to manufacturer specifications
• Check and adjust the spark plug gap if necessary, though pre-gap is factory set
• Inspect the spark plug threads and combustion chamber for debris before installation
• Replace spark plugs in sets to maintain balanced engine performance

Quality Assurance and Warranty

NGK spark plugs, including the Laser Iridium Spark Plug 1422, are manufactured to meet strict quality standards for durability and performance. While specific warranty details are provided by NGK, these spark plugs are designed to deliver consistent ignition reliability when installed and maintained according to vehicle manufacturer guidelines.