Genuine NGK CR9E spark plug – supplied as a single plug (1 plug). CR9E cold heat range – ideal for high-revving and high-output 4-stroke engines. Part Number: CR9E. Kawasaki: ZX-6R / ZX-7R / ZX-10 / ZX-12R / ZX-6RR / ZZR600 / ZZR1100 / ZZR1200 / ZXR750 / Zephyr 1100 Twin Spark / Ninja 636 (all listed variants 1988 onwards).
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