Lightweight competition valve spring kit - steel YXZ1000R

Compatible with supercharged or turbo applications
Designed with a higher spring rate and compatibility with high lift compared to original springs
CNC-machined titanium retainers or H.T. steel (heat-treated) and double Cr-Si (chromium-silicon) alloy springs provide valve train control at high rpm and allow the use of high-performance camshafts.
Manufactured in the USA
Shortened valve guides are recommended to achieve greater lift than standard.



Specifications


Brand
KIBBLEWHITE


Supplier reference
80-81700


Application
Exhaust, Intake


Spring lift
0,445"


Spring lift
0,445"


Material
Chromium-silicon alloy


Gasket material
H.T. Steel


Model
Lightweight Racing


Product name
Spring kit


Seat spring pressure
53 lb


Open spring pressure
167 lb


Type
Valve


Units
Kit