Description
Size. Head Diameter 33.10mm, Stem Diameter 5.00, Length 92.25mm,
Prox offers steel and titanium engine valves as well as titanium into steel conversion kits. The ProX titanium valves are manufactured to high quality standards. high tech Ti3al alloy is forged in one-piece for extra strength while the material offers superior material properties at high temperatures the additional CrN coating offers extreme
KTM 450 EXC (2012-2016), KTM 530 EXC-R (2008-2011), KTM 450 EXC-R (2008-2017), Husaberg FE570 (2009-2012), Husaberg FE450 (2009-2014), Husaberg FE390 (2010-2012), Husaberg FX450 (2010-2012),
PROX 28.6428-1
Vehicle Compatibility
Please check the exact model and year before ordering.
| Manufacturer |
Model |
Years |
| KTM |
EXC 500 |
2012-2016 |
| HUSABERG |
FX 450 |
2010-2012 |
| HUSABERG |
FE 390 |
2010-2012 |
| HUSABERG |
FE 501 |
2013-2014 |
| HUSABERG |
FE 570 |
2009-2012 |
| KTM |
EXC 450 |
2012-2016 |
| HUSQVARNA |
FX 450 |
2017-2018 |
| KTM |
EXC 400 |
2009-2011 |
| HUSABERG |
FE 450 |
2009-2014 |
| HUSQVARNA |
FE 501 |
2014-2019 |
| HUSQVARNA |
FE 450 |
2014-2019 |
| KTM |
EXC-F 450 |
2017-2019 |
| KTM |
EXC-R 450 |
2008-2011 |
| KTM |
EXC-R 530 |
2008-2011 |
| KTM |
EXC-F 500 |
2017-2019 |