Overview of Denso Iridium Spark Plug - IU27A
NGK Reference: CR9EK
Cross reference number(s):IU27A
Specs for Denso Iridium Spark Plug - IU27A
Fitment for Denso Iridium Spark Plug - IU27ASee if this part fits your ride
Part IU27A fits the following machines
All my friends got these now. Plain and simple, changing spark plugs is now a thing of the past. Get the iridiums in and forget about it.
About the fuel economy, not much improvement here. Engine starts are better, easier, cold or hot. Tried these in my Kawasaki VN1500D and Suzuki DR350.