Genuine Honda 12290-R40-A01 Spark Plug (Ilzkr7B-11S) (Ngk) Genuine Oem:Yes, Category 2:Electrical, Item Name:Spark Plug Brand:Honda, Fitment Type:Direct Replacement, Part Ref# On Diagram:ONLY PART REFERENCE #3 ON THE DIAGRAM IS Manufacturer Part Number:12290R40A01, Category 3:Ignition System, Category 1:Electrical