NGK 5141 Spark Plug

Reliable Ignition Performance for Select Vehicles

The NGK G-Power Spark Plug 5141 is engineered to deliver consistent ignition performance for a range of vehicles including Ford F-150, Chevrolet Camaro, and Mazda B3000. Designed with durable materials and precise specifications, this spark plug supports efficient combustion and engine reliability.

• Resistance: 5000 ohms for optimal electrical performance
• Ground Electrode Tip Design: Trapezoid for stable spark delivery
• Center Electrode Tip Material: Platinum for enhanced durability
• Center Electrode Core Material: Copper to improve conductivity
• Ground Electrode Core Material: Nickel for corrosion resistance
• Pre-Gap Size: 0.040 inches for precise ignition timing
• Hex Size: 5/8 inch for standard installation tools
• Seat Type: Tapered to ensure proper sealing
• Thread Diameter: 14.00 mm with a reach of 0.708 inches
• Manufacturer Heat Range: 6 suitable for moderate engine temperatures

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 durability and conductivity. This design helps maintain stable ignition and extends service life compared to conventional spark plugs. The 5141 part number is part of this line, offering reliable secondary ignition components compatible with various domestic and import vehicles.

Technical Details and Compatibility

The NGK 5141 spark plug features a trapezoid ground electrode tip and a single ground electrode configuration, which supports consistent spark generation. The non-removable nut electrical terminal type ensures secure connection within the ignition system. With a tapered seat and a 5/8 inch hex size, installation aligns with standard automotive tools. This spark plug is compatible with models such as the Ford Mustang, Chevrolet Corvette, Cadillac CTS, and Mazda B4000, among others.

Common Applications and Problem Solving

• Restores proper ignition in vehicles experiencing misfires
• Improves fuel efficiency by ensuring complete combustion
• Reduces engine hesitation during acceleration
• Helps maintain smooth idle and consistent engine performance
• Prevents fouling and corrosion with platinum and nickel materials

Installation Notes and Tips

Before installation, verify the spark plug gap is set to 0.040 inches as specified. Use a torque wrench to tighten the spark plug to the manufacturer’s recommended torque to avoid damage to the tapered seat. The 5/8 inch hex size allows for compatibility with common spark plug sockets. Ensure the ignition system is off and the engine is cool before replacing spark plugs.

Quality Assurance and Warranty

NGK spark plugs, including the G-Power Spark Plug 5141, are manufactured to meet strict quality standards for ignition components. The use of platinum and copper materials supports long-term durability and consistent performance. While specific warranty details vary by region, NGK products typically come with a limited warranty covering defects in materials and workmanship.