NGK 94124 Spark Plug

Reliable Ignition Performance for Mazda, Scion, and Toyota Vehicles

The NGK Laser Iridium Spark Plug 94124 is engineered to deliver consistent ignition performance for select Mazda, Scion, and Toyota models. Designed with durable materials and precise specifications, this spark plug supports efficient combustion and engine reliability.

• Iridium center electrode tip for enhanced durability and ignition
• Copper core center electrode for improved conductivity
• Standard ground electrode design with nickel core material
• Non-removable nut electrical terminal type for secure connection
• Pre-gap size of 0.044 inches optimized for performance
• Flat seat type with 26.5 mm reach and 12 mm thread diameter
• Manufacturer heat range rating of 7 for balanced heat dissipation
• Hex size of 14 mm for standard installation tools

About the NGK Laser Iridium Spark Plug Line

The Laser Iridium Spark Plug line from NGK combines iridium's high melting point with precise electrode design to provide stable ignition and long service life. This product line is tailored to meet the demands of modern engines, offering improved wear resistance and consistent spark delivery. The 94124 part number is part of this line, ensuring compatibility and performance for specific Mazda, Scion, and Toyota vehicles.

Technical Details and Specifications

The NGK 94124 spark plug features a single ground electrode with a nickel core, paired with a copper core center electrode tipped with iridium. This combination enhances electrical conductivity and durability. The plug’s resistance is rated at 5000 ohms, helping to reduce electrical noise and interference. With a pre-gap size of 0.044 inches and a flat seat design, it fits securely in the combustion chamber, supporting efficient ignition cycles. The heat range of 7 balances heat dissipation to prevent fouling and overheating in compatible engines.

Compatible Vehicles and Applications

• Mazda 3, Mazda 3 Sport, Mazda 6
• Mazda CX-3, CX-5, CX-30, CX-50, CX-90
• Mazda iA, MX-5 Miata
• Scion iA
• Toyota Yaris, Yaris iA

This spark plug is designed specifically for these models, ensuring proper fitment and performance when replacing worn or faulty spark plugs.

Common Issues Addressed by NGK 94124 Spark Plug

• Engine misfires and rough idling
• Reduced fuel efficiency due to incomplete combustion
• Difficulty starting the engine in cold conditions
• Increased exhaust emissions from poor ignition
• Loss of engine power and acceleration

Installation Notes and Tips

When installing the NGK Laser Iridium Spark Plug 94124, ensure the spark plug gap is set to the specified 0.044 inches if adjustment is necessary. Use a 14 mm socket wrench for proper torque application to avoid damage to the threads or seat. The flat seat design requires careful seating to ensure a proper seal. It is recommended to replace spark plugs in sets to maintain consistent engine performance.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards, ensuring reliable ignition and durability. The Laser Iridium Spark Plug 94124 undergoes rigorous testing for material integrity and performance consistency. While specific warranty details may vary, NGK products typically come with manufacturer-backed warranties covering defects in materials and workmanship.