NGK R5674-6 V-Power Racing Spark Plug with 14 mm Thread and 11 mm Reach

The NGK R5674-6 V-Power Racing Spark Plug is designed for high-performance engines requiring reliable ignition. Featuring a 14 mm threaded connection and an 11 mm reach, this spark plug offers optimal fitment for a variety of racing and performance vehicles. The tapered seat ensures secure installation and consistent contact with the combustion chamber, promoting efficient combustion and power output. Non-resistor design reduces electrical resistance, enhancing spark energy for improved engine response and acceleration. Constructed with durable materials, the NGK R5674-6 is built to withstand high temperatures and demanding conditions typical of racing environments. This spark plug is compatible with engines where stock number 4449 specifications are applicable and is suitable for applications where air restriction is not a concern. Each unit is sold individually, providing a reliable option for performance upgrades and maintenance. Proper installation and use of this spark plug can contribute to enhanced engine performance, fuel efficiency, and overall reliability in racing and high-performance applications.

Features:

• 14 mm threaded connection for secure fitment

• 11 mm reach for optimal combustion chamber engagement

• Tapered seat ensures proper sealing and contact

• Non-resistor design for increased spark energy

• Durable construction withstands high temperatures and pressures