This gasket is designed to fit with a variety of heavy equipment machinery, specifically for Forage Harvesters, Combines, Cotton Pickers and Tractors. The model is FARMALL 398024R1, compatible with Farmall, International and IH equipment makes. The gasket is suitable for 4 and 6 cylinder engines, with the year of manufacture unknown. Use this high-quality gasket to ensure efficient and reliable performance of your heavy machinery.