MotoShop1 PROX STEEL VALVE & SPRING KIT-EXHAUST: YZ450F

PROX STEEL VALVE & SPRING KIT-EXHAUST
[YZ450F]

184.95lv

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* An alternative where the OEM application use expensive and less durable titanium valves.
* These steel valves offer increased durability and easily extends lifespan to 3 times that of the OEM titanium valves.
* Nitrided valves offer high micro hardness while super smooth surface finish reduces friction between stem and guide.
* Special stronger valve springs deal with the extra weight of of the steel valves.
* Springs are made from premium chrome vanadium steel for higher performance and durability under high RPM.
* Fully rebuildable with OEM retainers, bases and steals without the need of any further engine modifications.
* Intake and exhaust kits complete packages for quick, easy and cost efficient replacement

FITS on:-DIRT BIKES-

YAMAHA
YZ450F 03-09
WR450F 03-09

-ATV-
YFZ450 04-09
YFZ450R 09-11

This product was added to our catalog on Thursday 20 September, 2012.