The McCormick 3665429M1 Piston is a high-quality, genuine replacement component designed for various agricultural machinery models from McCormick, Massey Ferguson, and Landini. This robust piston features a diameter of 98.48 mm, an overall height of 110 mm, and a 35 mm diameter pin with a length of 78 mm. It is equipped with 3 segments and weighs approximately 1.10 kg, ensuring reliable engine performance and durability. Ideal for maintaining optimal engine function in compatible tractors.