Description
Features
- OEM replacement valves are made of durable SUH35B heat resistant steel that also comes with fill Nitride finish for further durability and resistance to corrosion
- All valves are manufactured under ISO 9001 certified factory
- Performance valves receive a swirl polish, smooth stem treatment, and are made of 21-4N/SUH35HT stainless steel. Performance valves are generally reserved for high performance / reving machines so these valves are forged with Stellite-Tipped valve stems.
- Bronco® offers OEM replacement valves for both ATV and UTV models
| 2009 | Yamaha | YFZ450 |
| 2008 | Yamaha | YFZ450 |
| 2007 | Yamaha | YFZ450 |
| 2006 | Yamaha | YFZ450 |
| 2005 | Yamaha | YFZ450 |
| 2004 | Yamaha | YFZ450 |
| 2007 | Yamaha | YFZ450 Bill Balance Edition |
| 2006 | Yamaha | YFZ450 Bill Balance Edition |
| 2008 | Yamaha | YFZ450 SE |
| 2007 | Yamaha | YFZ450 SE |
| 2018 | Yamaha | YFZ450R |
| 2017 | Yamaha | YFZ450R |
| 2016 | Yamaha | YFZ450R |
| 2015 | Yamaha | YFZ450R |
| 2014 | Yamaha | YFZ450R |
| 2013 | Yamaha | YFZ450R |
| 2012 | Yamaha | YFZ450R |
| 2011 | Yamaha | YFZ450R |
| 2010 | Yamaha | YFZ450R |
| 2009 | Yamaha | YFZ450R |
| 2018 | Yamaha | YFZ450R SE |
| 2017 | Yamaha | YFZ450R SE |
| 2016 | Yamaha | YFZ450R SE |
| 2015 | Yamaha | YFZ450R SE |
| 2014 | Yamaha | YFZ450R SE |
| 2013 | Yamaha | YFZ450R SE |
| 2012 | Yamaha | YFZ450R SE |
| 2011 | Yamaha | YFZ450R SE |
| 2010 | Yamaha | YFZ450R SE |
| 2009 | Yamaha | YFZ450R SE |
| 2011 | Yamaha | YFZ450X |
| 2010 | Yamaha | YFZ450X |
| 2010 | Yamaha | YFZ450X Bill Ballance |
| 2011 | Yamaha | YFZ450X SE |