NGK 7159 Spark Plug

Reliable Ignition Performance for Select Vehicle Models

The NGK G-Power Spark Plug 7159 is engineered to deliver consistent ignition performance for a range of vehicles including Ford F-150, Chevrolet Cavalier, and Mazda Ranger. Designed with durable materials and precise specifications, this spark plug supports efficient combustion and engine reliability.

• Resistance: 5000 ohms for optimal electrical noise suppression
• Ground Electrode Tip Design: Trapezoid for improved spark exposure
• Center Electrode Tip Material: Platinum for enhanced durability
• Center Electrode Core Material: Copper for superior conductivity
• Ground Electrode Core Material: Nickel for corrosion resistance
• Pre-Gap Size: 0.060 inches for precise spark gap
• Hex Size: 5/8 inch for standard installation tools
• Seat Type: Tapered for secure fitment
• Thread Diameter: 14.00 mm and Reach: 0.708 inches for proper engine compatibility

About the NGK G-Power Spark Plug Line

The G-Power Spark Plug line from NGK focuses on combining platinum-tipped electrodes with copper cores to balance longevity and efficient ignition. This design reduces electrode wear and maintains stable spark performance over time, making it suitable for secondary ignition systems in various passenger and light truck applications.

Technical Details and Compatibility

The NGK 7159 spark plug features a trapezoid ground electrode tip and a single ground electrode configuration, which helps optimize spark exposure and combustion efficiency. The non-removable nut electrical terminal type ensures a secure connection within the ignition system. With a manufacturer heat range of 5, this spark plug is designed to operate effectively under moderate engine temperatures.

Applications and Problem Solving

• Compatible with Ford F-150, Chevrolet Cavalier, Mazda Ranger, and other models listed
• Addresses misfires caused by worn or damaged spark plugs
• Helps improve engine starting reliability
• Reduces ignition system electrical interference with 5000 ohm resistance
• Supports consistent fuel combustion for smoother engine operation

Installation Notes and Tips

Ensure the spark plug gap is set to the specified pre-gap size of 0.060 inches before installation. Use a 5/8 inch socket wrench for proper tightening to avoid damage to the tapered seat. Verify thread diameter and reach compatibility with your vehicle’s engine to prevent cross-threading or improper fit.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards for ignition components. The G-Power Spark Plug 7159 undergoes rigorous testing to ensure durability and performance. While specific warranty details vary by distributor, NGK products typically include coverage against manufacturing defects.