Important note: This piston is for a stock sized bore.;Please measure your cylinder to check clearance before ordering.Vertex Four-stroke Pistons:When it comes to power and performance, Vertex four-stroke pistons are hard to beat.;Forged from the highest quality 2618 aluminum alloy, Vertex pistons are perfectly suited to handle the rigors and high pressures of today's modern four-stroke engines.;Plus, to aid in the break-in process and reduce wear, every Vertex piston utilizes a unique Molybdenum Disulphide (MOS2) coating on the piston skirt.With the purchase of a premium quality piston, every Vertex piston kit contains a complete set of nitride-

• Vertex Piston Kit - 0.25mm Oversize to 66.20mm 22569025

Vertex Piston Kit - 0.25mm Oversize to 66.20mm 22569025Vertex