Stronger than OEM – resists extreme RPM & pressure
3514663-002
Custom piston that requires race gas or alcohol
and titanium head studs for a complete top end rebuild
2008 - YFZ450
09-21 RZR 170 RZR170 Cylinder Head Valves Rebuild Wiseco Piston & Namura Gaskets WR250F Stronger than OEM – resists40143M06100,AU 09213I,AU 09213E,40143M06200,P400427600020 0455058, 0454523, 0454522, 0452390, 0452388, 0454515, 0454516, 0452387, 0452389, 0454514 ,NA 50007T, 0454459, 0454365, 0453451, 0452459, 0454363, 0454640, 0452808, 0454454, 0453672, 0452390, 0452417, 43977, C3596, C3596 EST, 191070359157 Polaris RZR 170 Top End Cylinder Head Rebuild Kit, Valves, Piston, & Gaskets! This complete cylinder head rebuild kit has everything you need to refresh your