NGK Racing Spark Plugs Stock Item:R5724-9 Racing Spark Plug NGK 6434 Comes as a pair

Comes as a pair

Produces long header torque and short header over-rev

The unique properties of our protection film enable it to disperse the impact energy of gravel and small stones

the Quad Lock® Poncho is designed to keep your phone screen and ports safe from mud

Top Outside Diameter: 168 mm (6

NGK Racing Spark Plugs Stock Item:R5724-9 Racing Spark Plug NGK 6434 Comes as a pairNGK have been igniting sparks since the 1930s. However, sparks dont just simply ignite. It takes a high amount of precision to create spark plugs that perform their task well and are extremely resistant in doing so. NGK Racing Competition Spark Plugs are designed for use in engines that have been fine tuned to achieve maximum power under specific racing conditions. NGK Racing Series plugs are engineered to withstand the harshest engine conditions