980176
Engine Expansion Plug Insert
Mack

This expansion plug insert is used to seal engine coolant passages, preventing leaks and maintaining pressure integrity within the cylinder block. Its precise fit and high-strength materials ensure a reliable seal, which is vital for engine cooling efficiency. Proper installation of this plug helps avoid costly repairs related to coolant loss or engine overheating. It is designed to withstand high temperatures and pressures typical in heavy-duty engine operations. Regular inspection and replacement when necessary are recommended to sustain engine performance. Source One Parts Center supplies this essential component, known for its quality and dependable sealing capabilities.