The Case IH 87803394 Piston and Ring Set is a genuine OEM component designed for specific Case IH and New Holland agricultural machinery. This essential engine part ensures proper compression and combustion, crucial for maintaining peak engine performance and efficiency. Manufactured to precise specifications, it features a bore diameter of 99.5 mm and is compatible with various Farmall C and JX series tractors, as well as New Holland T4 series models, particularly those equipped with F5C engines. This set is vital for engine rebuilds or maintenance, restoring power and reducing oil consumption.