NGK Laser Iridium Spark Plug Part# CR8EIX Kawasaki KX250F KX450F KX 250F 450F
| Year | Make | Model | Submodel |
| 2018 | Kawasaki | KX250F | -- |
| 2017 | Kawasaki | KX250F | KX252AHF |
| 2016 | Kawasaki | KX250F | -- |
| 2015 | Kawasaki | KX250F | -- |
| 2014 | Kawasaki | KX250F | -- |
| 2013 | Kawasaki | KX250F | -- |
| 2012 | Kawasaki | KX250F | -- |
| 2011 | Kawasaki | KX250F | -- |
| 2010 | Kawasaki | KX250F | -- |
| 2009 | Kawasaki | KX250F | -- |
| 2009 | Kawasaki | KX250F | Monster Energy |
| 2008 | Kawasaki | KX250F | -- |
| 2007 | Kawasaki | KX250F | -- |
| 2006 | Kawasaki | KX250F | -- |
| 2005 | Kawasaki | KX250F | -- |
| 2004 | Kawasaki | KX250F | -- |
| 1988 | Kawasaki | KX250F | -- |
| 2018 | Kawasaki | KX450F | -- |
| 2017 | Kawasaki | KX450F | KX450HHF |
| 2016 | Kawasaki | KX450F | -- |
| 2015 | Kawasaki | KX450F | -- |
| 2014 | Kawasaki | KX450F | -- |
| 2013 | Kawasaki | KX450F | -- |
| 2012 | Kawasaki | KX450F | -- |
| 2011 | Kawasaki | KX450F | -- |
| 2010 | Kawasaki | KX450F | -- |
| 2009 | Kawasaki | KX450F | -- |
| 2009 | Kawasaki | KX450F | Monster Energy |
| 2008 | Kawasaki | KX450F | -- |
| 2007 | Kawasaki | KX450F | -- |
| 2006 | Kawasaki | KX450F | -- |
