The McCormick 6633652A1 is a genuine engine piston designed for a wide range of McCormick agricultural tractors. This high-quality piston features a 100mm diameter, a 35mm pin diameter, and a 60mm compression height. It is equipped with three piston rings (3mm, 2.5mm, and 4mm) to ensure optimal engine performance and sealing. Weighing 1.5 kg, this piston is a direct replacement for original equipment, ensuring precise fitment and durability in compatible McCormick CX, MC, MTX, and X series models.