Racing Power Competition Spark Plug

 

 

Ultra-fine iridium alloy center electrode

Ultra-fine iridium alloy ground electrode

Full iridium core 

Nickel plating

Pure copper gasket

Improve engine performance

 

 

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Cygnus -X use Racing Power Competition Spark Plug

 

Yamaha R3 use Racing Power Competition Spark Plug

 

 

Racing Power Competition Spark Plug only have  AB9R1I, same specification as AB9R3I, so please refer to the following table for the supported models