NGK 7787 Spark Plug

Reliable Ignition Performance for BMW, Honda, Lexus, and More

The NGK V-Power Spark Plug 7787 is engineered to deliver consistent ignition performance for a range of vehicles including BMW 3 Series models, Honda Civics, Lexus SUVs, and Toyota trucks. 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 nickel tip for optimal conductivity
• Single ground electrode with nickel core and standard tip design
• Non-removable nut electrical terminal type for secure connection
• Pre-gap size of 0.044 inches for precise spark gap
• Flat seat type with 14mm thread diameter and 26.5mm reach
• Hex size of 5/8 inch for easy installation
• Manufacturer heat range rating of 6 suitable for various driving conditions
• Insulator height of 50.50 mm for proper insulation and heat dissipation

About the NGK V-Power Spark Plug Line

The V-Power Spark Plug line from NGK is designed to provide reliable secondary ignition components that meet OEM specifications. This product line focuses on delivering consistent spark performance through quality materials such as copper center electrodes and nickel ground electrodes. The 7787 part number within this line offers a balance of durability and electrical resistance, making it suitable for a variety of passenger vehicles and light trucks.

Technical Details and Compatibility

The NGK 7787 spark plug features a copper core center electrode with a nickel tip, enhancing electrical conductivity and heat transfer. The single ground electrode with a nickel core and standard tip design ensures stable spark generation. With a resistance of 5000 ohms, it helps reduce radio frequency interference while maintaining ignition efficiency. The flat seat and 14mm thread diameter provide a secure fit in compatible engines. This spark plug is compatible with multiple makes and models, including BMW 128i, 323i, 325i, 328i, 330i, 525i, 528i, 530i, X3, X5, Z4; Honda Civic; Lexus LX570; Saab 9-3; and Toyota 4Runner, FJ Cruiser, Land Cruiser, Sequoia, Tacoma, and Tundra.

Common Applications and Problem Solving

• Restores proper ignition in engines experiencing misfires
• Improves fuel efficiency by ensuring consistent spark delivery
• Reduces engine hesitation and rough idling
• Helps maintain smooth acceleration in BMW 3 Series and Toyota trucks
• Prevents ignition system interference with 5000 ohm resistance

Installation Notes and Tips

When installing the NGK V-Power Spark Plug 7787, ensure the engine is cool to avoid damage to the threads. Use a torque wrench to tighten the spark plug to the manufacturer’s recommended specifications to prevent over-tightening or under-tightening. The 5/8 inch hex size allows for standard spark plug socket compatibility. Verify the pre-gap size of 0.044 inches before installation, adjusting if necessary to match vehicle requirements.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards, ensuring reliable performance and durability. The V-Power Spark Plug 7787 undergoes rigorous testing for electrical resistance and heat range compliance. While specific warranty details may vary, NGK products typically come with manufacturer-backed quality assurance to support long-term use in compatible vehicles.