CUMMINS 3927305 GENUINE THERMOSTAT HOUSING COVER GASKET – OEM REPLACEMENT FOR 1989–2024 5.9L & 6.7L CUMMINS

The Cummins 3927305 Genuine Thermostat Housing Cover Gasket is an OEM-quality replacement designed to ensure a perfect seal between the thermostat housing and engine, preventing coolant leaks on all 1989–2024 Dodge Ram trucks with 5.9L or 6.7L Cummins diesel engines.

Features & Benefits

• OEM Quality: Built to Cummins specifications for exact fit and long-lasting sealing.
• Leak Prevention: Prevents coolant seepage and maintains proper engine temperature regulation.
• Wide Compatibility: Fits both 5.9L and 6.7L Cummins diesel engines from 1989–2024.

Frequently Asked Questions

What engines does this gasket fit?

Fits all 5.9L Cummins (1989–2007) and 6.7L Cummins (2007.5–2024) diesel engines.

When should I replace my thermostat housing gasket?

Replace whenever the thermostat housing is removed, or if coolant leaks are present around the housing.

Is installation difficult?

No. Installation is straightforward, but ensure the sealing surfaces are clean and dry before installing the new gasket.

Why OEM instead of aftermarket?

OEM Cummins gaskets provide precise fitment and superior materials compared to many aftermarket options, ensuring longer service life.

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