NGK 2526 Spark Plug

Reliable Ignition Performance for Ford, Toyota, Lexus, and More

The NGK V-Power Spark Plug 2526 is engineered to deliver consistent ignition performance for a range of vehicles including Ford Taurus, Toyota Supra, Lexus GS300, and Scion xB. Designed with durable materials and precise specifications, this spark plug supports efficient combustion and engine reliability.

• Resistance: 5000 ohms for stable electrical flow
• Center electrode core made of copper with a nickel tip
• Single ground electrode with nickel core and standard tip design
• Pre-gap size of 0.044 inches for optimal spark gap
• Flat seat type with 14mm thread diameter and 0.75 inch reach
• Non-removable nut electrical terminal for secure connection
• Hex size of 5/8 inch for standard installation tools
• Manufacturer heat range rating of 5
• Insulator height of 50.50 mm for proper fitment

About the NGK V-Power Spark Plug Line

The V-Power Spark Plug line by NGK is designed to provide reliable ignition components that meet OEM specifications. This product line focuses on delivering consistent electrical resistance and electrode durability, which helps maintain engine performance and fuel efficiency. The 2526 part number within this line is tailored for secondary ignition systems requiring a copper core center electrode and nickel ground electrode, ensuring dependable spark delivery under various operating conditions.

Technical Details and Compatibility

The NGK 2526 spark plug features a copper core center electrode with a nickel tip, which balances conductivity and wear resistance. The single ground electrode with a nickel core and standard tip design supports stable spark formation. With a pre-gap size of 0.044 inches and a flat seat type, this spark plug fits securely in engines requiring a 14mm thread diameter and 0.75 inch reach. The non-removable nut terminal ensures a firm electrical connection, compatible with ignition systems in vehicles such as the Ford Taurus, Toyota Tacoma, Lexus SC300, and Scion xB.

Common Applications and Problem Solving

• Restores proper ignition in Ford 4Runner and Taurus models experiencing misfires
• Improves combustion efficiency in Toyota Supra and Celica engines
• Addresses rough idling and poor throttle response in Lexus GS300 and SC300
• Replaces worn spark plugs in Scion xB and Toyota Matrix for smoother starts
• Supports consistent engine performance in Geo Prizm and Paseo vehicles

Installation Notes and Tips

When installing the NGK V-Power Spark Plug 2526, ensure the engine is cool to prevent damage to the threads. Use a torque wrench to tighten the spark plug to the manufacturer’s recommended specifications to avoid over-tightening or under-tightening. Verify the pre-gap size of 0.044 inches before installation, adjusting if necessary to match vehicle requirements. The 5/8 inch hex size allows for standard spark plug sockets during removal and installation.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards, ensuring reliable performance and durability. The V-Power Spark Plug 2526 undergoes rigorous testing for electrical resistance and electrode integrity. While specific warranty details are not provided here, NGK products typically come with manufacturer-backed quality assurance to support long-term use in compatible vehicles.