Vertex Top End Piston Kit - Standard Bore 89.97mm, 11.3:1 Compression - VTK22951B-1

One part number includes everything for a top end rebuild
Includes Vertex piston, rings, wrist, pin, circlips, and top end gasket kit
Exact fit A, B, or C pistons match your cylinder bore perfectly to maximize power and performance
2-stroke applications include wrist pin bearing
4-stroke applications include Hot Cams cam chain for a more complete rebuild