NGK CR9EHiX-9 Iridium Spark Plug (each) Honda CBR900 RRX 99

NGK CR9EHiX-9 Iridium Spark Plug (each) Honda CBR900 RRX 1999 The NGK iridium spark plug benefits from the use of the precious metal iridium on its centre electrode, which allows the use of the small diameter electrode with out compromising the spark plugs life, giving it superior gas flow properties, lower voltage requirements which offer further improvements in starting, idling and throttle response