Vertex
Vertex Piston Kit KX250F-KXE250F Compr 13.8:1 2015-16 (B)
Vertex Piston Kit KX250F-KXE250F Compr 13.8:1 2015-16 (76.96) Product Info: Exact fit A, B, or C pistons match your cylinder bore perfectly to maximize power and performance while reducing blow-by...