Pai 431377 Navistar 1805389C3 Valley Pan Gasket

• Engine Application: This gasket is used on International/Navistar 6.9L, 7.3L, and 444 Series engines. These are heavy-duty truck engines.
• Material and Construction:
  • It’s typically made with a solid bonded carbon steel core.
  • It has a non-stick coating, often PTFE (Teflon), to help with sealing and removal.
• Function: The valley pan gasket is a crucial component in the engine’s intake system. It seals the “valley” area between the cylinder banks to prevent oil leaks and ensure proper engine operation.