NGK Racing Spark Plug - R6254E-105 1 outer ring

1 outer ring

Woven four-way stretch finger sidewall provide flexibility

• Custom molded rubber trim with integrated nose guard

Internal fluid pressure is the most important element that affects how effective your cooling system is at engine heat dissipation

Multiple reinforced padded grab handle

NGK Racing Spark Plug - R6254E-105 1 outer ringThe Racing Spark Plug intended for competition should be able to resist to extreme conditions: Repeated acceleration and deceleration with power Intensive engine operating at high rev. Extreme condition inside combustion chamber such as temperature variation, pressure, vibration and turbulences cannot be sustained by a standard spark plug.