NGK Racing Spark Plug *SINGLE* (R2558E-9) - 97537-1 5.75" Core Height with the ports located on

with the ports located on the bottom of the TB

2003:Polaris:Frontier Classic:Base

NGKs high grade pure alumina ceramic and 98 percent pure copper core prevents the spark plug from overheating while providing reliable starts

2009:BMW:135i:Base

The calibration for standard or metric display is easily performed using the buttons on the face of the gauge

NGK Racing Spark Plug *SINGLE* (R2558E-9) - 97537-1 5.75" Core Height with the ports located on**SOLD AS SINGLE PLUG** NGK Racing spark plugs are designed with extreme use in mind and meant to withstand the most grueling racing conditions. NGK Spark Plugs have been powering racing champions and can be found in every racing venue throughout the world. The center electrode of the NGK Racing spark plugs has special configurations and designs to ensure durability and ignitability. NGK Racing plugs bring ultra high performance in a variety of heat