Vertex Pistons launched a new version for 2 stroke off road pistons named Race Evolution. These exotic pistons tested by the existing supported racing teams, are specifically for racing application and distinguish from the other production lines by:_br/_
-Reduced top land_br/_
-0,8mm special ring_br/_
-Special MoS2 coating featured by specific pockets to facilitate_br/_
-Cylinder/piston smoothness _br/_
-New special dedicated racing profile_br/_
Vertex top-end piston kit includes piston, piston rings, wrist pin, circlips, top-end gasket set and 2t wrist pin bearing.