Steel Intake Spring Kit
INTAKE VALVE CONVERSION SET TI-STEEL HON
Item: 19-9504
Brand : PROX
Your Price: $149.95

INTAKE VALVE CONVERSION SET TI-STEEL HON
19-9504
Weight: 0.8 lbs
Package Dimensions: 3.55 x 5.55 x 1.9
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Honda
2004
CRF250R
CRF250X
2005
CRF250R
CRF250X
2006
CRF250R
CRF250X
2007
CRF250R
CRF250X
2008
CRF250X
2009
CRF250X
2012
CRF250X
2013
CRF250X
2015
CRF250X
2016
CRF250X
2017
CRF250X
INTAKE VALVE CONVERSION SET TI-STEEL GAS/YAM
Item: 19-9545
Brand : PROX
Your Price: $195.95

INTAKE VALVE CONVERSION SET TI-STEEL GAS/YAM
19-9545
Weight: 0.78 lbs
Package Dimensions: 4.55 x 5.15 x 1.9
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Gas-Gas
2010
EC 250F
2011
EC 250F
2012
EC 250F
2013
EC 250F
EC 300
2014
EC 250F
EC 300
2015
EC 250F
EC 300
Yamaha
2001
WR250F
YZ250F
2002
WR250F
YZ250F
2003
WR250F
YZ250F
2004
WR250F
YZ250F
2005
WR250F
YZ250F
2006
WR250F
YZ250F
2007
WR250F
YZ250F
2008
WR250F
YZ250F
2009
WR250F
YZ250F
2010
WR250F
YZ250F
2011
WR250F
YZ250F
2012
WR250F
YZ250F
2013
WR250F
YZ250F
INTAKE VALVE CONVERSION SET TI-STEEL GAS/YAM
Item: 19-9542
Brand : PROX
Your Price: $195.95

INTAKE VALVE CONVERSION SET TI-STEEL GAS/YAM
19-9542
Weight: 0.84 lbs
Package Dimensions: 4.6 x 5.15 x 1.95
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Gas-Gas
2013
EC 450F
2014
EC 450F
2015
EC 450F
Yamaha
2003
WR450F
YZ450F
2004
WR450F
YZ450F
2005
WR450F
YZ450F
2006
WR450F
YZ450F
2007
WR450F
YZ450F
2008
WR450F
YZ450F
2009
WR450F
YZ450F
2010
WR450F
2011
WR450F
2012
WR450F
2013
WR450F
2014
WR450F
2015
WR450F
INTAKE VALVE CONVERSION SET TI-STEEL KAW
Item: 19-9530
Brand : PROX
Your Price: $149.95

INTAKE VALVE CONVERSION SET TI-STEEL KAW
19-9530
Weight: 0.28 lbs
Package Dimensions: 4.85 x 5.6 x 1.8
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Kawasaki
2009
KX250F
2010
KX250F
INTAKE VALVE CONVERSION SET TI-STEEL HON
Item: 19-9505
Brand : PROX
Your Price: $149.95

INTAKE VALVE CONVERSION SET TI-STEEL HON
19-9505
Weight: 0.75 lbs
Package Dimensions: 3.5 x 5.55 x 1.95
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Honda
2008
CRF250R
2009
CRF250R
INTAKE VALVE CONVERSION SET TI-STEEL KAW
Item: 19-9531
Brand : PROX
Your Price: $149.95

INTAKE VALVE CONVERSION SET TI-STEEL KAW
19-9531
Weight: 0.3 lbs
Package Dimensions: 3.5 x 5.55 x 1.85
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Kawasaki
2011
KX250F
2012
KX250F
2013
KX250F
2014
KX250F
2015
KX250F
2016
KX250F
INTAKE VALVE CONVERSION SET TI-STEEL HON
Item: 19-9502
Brand : PROX
Your Price: $139.95

INTAKE VALVE CONVERSION SET TI-STEEL HON
19-9502
Weight: 0.85 lbs
Package Dimensions: 3.5 x 5.6 x 1.8
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Honda
2005
CRF450X
2006
CRF450X
2007
CRF450X
2008
CRF450X
2009
CRF450X
2010
CRF450X
2011
CRF450X
2012
CRF450X
2013
CRF450X
2014
CRF450X
2015
CRF450X
2016
CRF450X
2017
CRF450X
INTAKE VALVE CONVERSION SET TI-STEEL HUS/KTM
Item: 19-9562
Brand : PROX
Your Price: $161.82
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL HUS/KTM
19-9562
Weight: 0.29 lbs
Package Dimensions: 3.5 x 5.55 x 1.9
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
KTM
2008
250 SX-F
2009
250 SX-F
2010
250 SX-F
2011
250 SX-F
2012
250 SX-F
INTAKE VALVE CONVERSION SET TI-STEEL HON
Item: 19-9503
Brand : PROX
Your Price: $157.34
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL HON
19-9503
Weight: 0.5666 lbs
Package Dimensions: 0 x 0 x 0
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Honda
2009
CRF450R
2010
CRF450R
2011
CRF450R
2012
CRF450R
2013
CRF450R
2014
CRF450R
2015
CRF450R
2016
CRF450R
INTAKE VALVE CONVERSION SET TI-STEEL HON
Item: 19-9506
Brand : PROX
Your Price: $161.83
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL HON
19-9506
Weight: 0.3 lbs
Package Dimensions: 3.5 x 5.55 x 1.9
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Honda
2010
CRF250R
2011
CRF250R
2012
CRF250R
2013
CRF250R
2014
CRF250R
2015
CRF250R
2016
CRF250R
2017
CRF250R
INTAKE VALVE CONVERSION SET TI-STEEL KAW
Item: 19-9513
Brand : PROX
Your Price: $174.84
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL KAW
19-9513
Weight: 0.35 lbs
Package Dimensions: 5.6 x 4.85 x 1.75
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Kawasaki
2006
KX450F
2007
KX450F
2008
KX450F
INTAKE VALVE CONVERSION SET TI-STEEL KAW
Item: 19-9515
Brand : PROX
Your Price: $174.84
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL KAW
19-9515
Weight: 0.39 lbs
Package Dimensions: 3.5 x 5.55 x 1.85
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Kawasaki
2009
KX450F
2010
KX450F
2011
KX450F
2012
KX450F
2013
KX450F
2014
KX450F
2015
KX450F
2016
KX450F
2017
KX450F
2018
KX450F
INTAKE VALVE CONVERSION SET TI-STEEL SUZ
Item: 19-9526
Brand : PROX
Your Price: $157.34
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL SUZ
19-9526
Weight: 0.32 lbs
Package Dimensions: 0 x 0 x 0
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Suzuki
2008
RM-Z450
2009
RM-Z450
2010
RM-Z450
RMX450Z
2011
RM-Z450
RMX450Z
2012
RM-Z450
RMX450Z
2013
RM-Z450
RMX450Z
2014
RM-Z450
RMX450Z
2015
RM-Z450
RMX450Z
2016
RM-Z450
RMX450Z
2017
RM-Z450
RMX450Z
2018
RM-Z450
RMX450Z
2019
RM-Z450
RMX450Z
2020
RM-Z450
2021
RM-Z450
2022
RM-Z450
INTAKE VALVE CONVERSION SET TI-STEEL SUZ
Item: 19-9524
Brand : PROX
Your Price: $157.34
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL SUZ
19-9524
Weight: 0.84 lbs
Package Dimensions: 3.6 x 5.55 x 1.85
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Suzuki
2007
RM-Z450
INTAKE VALVE CONVERSION SET TI-STEEL KAW
Item: 19-9519
Brand : PROX
Your Price: $161.82
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL KAW
19-9519
Weight: 0.76 lbs
Package Dimensions: 3.5 x 5.6 x 1.95
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Kawasaki
2007
KX250F
2008
KX250F
INTAKE VALVE CONVERSION SET TI-STEEL YAM
Item: 19-9540
Brand : PROX
Your Price: $174.82
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL YAM
19-9540
Weight: 0.87 lbs
Package Dimensions: 0 x 0 x 0
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Yamaha
2014
YZ450F
2015
YZ450F
2016
WR450F
YZ450F
YZ450FX
2017
WR450F
YZ450F
YZ450FX
2018
WR450F
YZ450FX
2019
YZ450FX
2020
YZ450FX
INTAKE VALVE CONVERSION SET TI-STEEL YAM
Item: 19-9546
Brand : PROX
Your Price: $157.34
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL YAM
19-9546
Weight: 0.38 lbs
Package Dimensions: 3.5 x 5.55 x 1.85
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Yamaha
2010
YZ450F
2011
YZ450F
2012
YZ450F
2013
YZ450F
INTAKE VALVE CONVERSION SET TI-STEEL YAM
Item: 19-9548
Brand : PROX
Your Price: $161.82
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL YAM
19-9548
Weight: 0.29 lbs
Package Dimensions: 3.45 x 5.55 x 1.95
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Yamaha
2014
YZ250F
2015
WR250F
YZ250F
YZ250FX
2016
WR250F
YZ250F
YZ250FX
2017
WR250F
YZ250F
YZ250FX
2018
WR250F
YZ250F
YZ250FX
2019
WR250F
INTAKE VALVE CONVERSION SET TI-STEEL KTM
Item: 19-9560
Brand : PROX
Your Price: $161.82
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL KTM
19-9560
Weight: 0.32 lbs
Package Dimensions: 3.6 x 5.6 x 1.9
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
KTM
2006
250 SX-F
2007
250 SX-F
INTAKE VALVE CONVERSION SET TI-STEEL HUSQ/KTM
Item: 19-9580
Brand : PROX
Your Price: $161.82
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL HUSQ/KTM
19-9580
Weight: 0.83 lbs
Package Dimensions: 3.55 x 5.5 x 1.9
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Husqvarna
2014
FC 250
2015
FC 250
KTM
2013
250 SX-F
2014
250 SX-F
2015
250 SX-F
INTAKE VALVE CONVERSION SET TI-STEEL HUS/HUSQ/KTM
Item: 19-9582
Brand : PROX
Your Price: $161.82
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL HUS/HUSQ/KTM
19-9582
Weight: 0.8 lbs
Package Dimensions: 3.5 x 5.55 x 1.9
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Husqvarna
2014
FE 250
2015
FE 250
2016
FE 250
INTAKE VALVE CONVERSION SET TI-STEEL HUSQ/KTM
Item: 19-9584
Brand : PROX
Your Price: $161.82
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL HUSQ/KTM
19-9584
Weight: 0.34 lbs
Package Dimensions: 3.5 x 5.7 x 1.9
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Husqvarna
2014
FC 350
2015
FC 350
KTM
2013
350 SX-F
2014
350 SX-F
2015
350 SX-F
INTAKE VALVE CONVERSION SET TI-STEEL HUS/HUSQ/KTM
Item: 19-9586
Brand : PROX
Your Price: $161.82
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL HUS/HUSQ/KTM
19-9586
Weight: 0.25 lbs
Package Dimensions: 0 x 0 x 0
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Husqvarna
2014
FE 350
2015
FE 350
2016
FE 350
KTM
2012
350 EXC-F
2013
350 EXC-F
2014
350 EXC-F
2015
350 EXC-F
2016
350 EXC-F
INTAKE VALVE CONVERSION SET TI-STEEL KAW/SUZ
Item: 19-9518
Brand : PROX
Your Price: $161.82
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL KAW/SUZ
19-9518
Weight: 0.28 lbs
Package Dimensions: 3.55 x 5.45 x 1.95
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Kawasaki
2004
KX250F
2005
KX250F
2006
KX250F
Suzuki
2004
RM-Z250
2005
RM-Z250
2006
RM-Z250
INTAKE VALVE CONVERSION SET TI-STEEL SUZ
Item: 19-9522
Brand : PROX
Your Price: $157.34
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL SUZ
19-9522
Weight: 0.29 lbs
Package Dimensions: 5.5 x 3.3 x 1.7
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Suzuki
2005
DR-Z400SM
RM-Z450
2006
DR-Z400SM
RM-Z450
2007
DR-Z400SM
2008
DR-Z400SM
2009
DR-Z400SM
2013
DR-Z400SM
2014
DR-Z400SM
2015
DR-Z400SM
2016
DR-Z400SM
2017
DR-Z400SM
2018
DR-Z400SM
2019
DR-Z400SM
2020
DR-Z400SM
INTAKE VALVE CONVERSION SET TI-STEEL HON
Item: 19-9501
Brand : PROX
Your Price: $139.95
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL HON
19-9501
Weight: 0.39 lbs
Package Dimensions: 3.5 x 5.55 x 1.95
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Honda
2002
CRF450R
2003
CRF450R
2004
CRF450R
2005
CRF450R
2006
CRF450R
2007
CRF450R
2008
CRF450R
INTAKE VALVE CONVERSION SET TI-STEEL SUZ
Item: 19-9529
Brand : PROX
Your Price: $149.95
The product is out of stock
INTAKE VALVE CONVERSION SET TI-STEEL SUZ
19-9529
Weight: 0.23 lbs
Package Dimensions: 4.85 x 5.65 x 1.8
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpms
- Comes as complete package for quick, easy and cost efficient replacement
Product fitment
Suzuki
2007
RM-Z250
2008
RM-Z250
2009
RM-Z250
2010
RM-Z250
2011
RM-Z250
2012
RM-Z250
2013
RM-Z250
2014
RM-Z250
2015
RM-Z250
2016
RM-Z250
2017
RM-Z250
2018
RM-Z250
2019
RM-Z250
2020
RM-Z250
2021
RM-Z250
2022
RM-Z250