CUMMINS 3974127 | GENUINE OEM OIL FILTER HEAD GASKET | FITS 2007-2012 DODGE RAM 6.7L CUMMINS

The Cummins 3974127 GENUINE OEM OIL FILTER HEAD GASKET is a genuine OEM replacement designed for Dodge Ram Cummins trucks.

Function & Purpose

Provides a reliable seal between mating surfaces to prevent fluid leaks under diesel heat and vibration.

Common Symptoms When Worn/Failed

• Visible leaks
• Residue around mating surfaces
• Oil/coolant loss over time

Why Genuine Cummins

Genuine Cummins parts meet OEM tolerances and materials, resisting heat and vibration better than aftermarket alternatives.

Key Features & Benefits

• OEM Cummins Part #3974127 — engineered for factory fit and function
• Direct-fit replacement
• Durable construction
• Restores proper operation
• Meets OEM specifications

Fitment

• 2007-2012 Dodge Ram 2500/3500 with 6.7L Cummins

Installation Notes

• Inspect gaskets/seals
• Clean surfaces and torque to spec
• Verify alignment before startup
• Follow Cummins service manual