The McCormick 6633816A1 is a genuine OEM engine sleeve designed for various McCormick tractor models, including the CX, MC, and XTX series. This critical engine component features a height of 190 mm, an outer diameter of 108 mm, an inner diameter of 104 mm, and a collar diameter of 114 mm, ensuring a precise fit and reliable engine operation. Manufactured to McCormick's stringent quality standards, this sleeve is essential for maintaining engine compression and longevity.