Vertex Cast Replica Top End Kit Yamaha YZ250(X) (99-22) | VTK22584 Size:66.35/STD, B Piston Nm and kg-m

Nm and kg-m

2019 - FE 450S

NOTE: 1 1/8" refers to the size of the handle bars at the CENTER mounting clamps

Converts stock fixed axle design to floating type to improve traction and handling

2021 - FE 350

Vertex Cast Replica Top End Kit Yamaha YZ250(X) (99-22) | VTK22584 Size:66.35/STD, B Piston Nm and kg-mVertex Top End Piston Kit provide everything you need for your top end rebuild, eliminating the hassle of sourcing components separately. Kit includes a Vertex piston, rings, wrist, pin, circlips and a top end gasket kit. Exact fit A, B, or C pistons match the cylinder bore perfectly to maximize power and performance. Kits are available for both 2 stroke and 4 stroke applications. 2 stroke applications include a wrist pin bearing. 4 stroke