The McCormick 3678265M1 piston is a genuine replacement part designed for various agricultural tractor models, including McCormick, International Harvester, Massey Ferguson, and Landini. This piston features a 91.44mm diameter, a compression height of 50.8mm, and an overall height of 95.25mm. It is equipped with a 34.92mm diameter pin, 79.37mm in length, and accommodates three segments with dimensions of 2.38mm, 2.38mm, and 4.76mm. Essential for engine repair and maintenance, ensuring optimal performance and durability.