NGK IRIDIUM IX SPARK PLUGS x 4 FIT KAWASAKI ZX900 / ZX9R NINJA 1998+ C1-C2 E1-E2
KAWASAKI ZX900 / ZX9R NINJA C1-C2 / E1-E2. Genuine NGK Iridium IX Spark Plugs. - Fine Iridium tip ensures high durability and a consistently stable spark. NGK PART NUMBER: CR9EIX. FROM 1998 ONWARDS. (Heat Grade 9).