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CUMMINS

CUMMINS 3973071 OEM ENGINE OIL PAN DRAIN PLUG – RAM 5.9L/6.7L (2003–2024)

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SKU:
CUM3973071
MPN:
3973071
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  • CUMMINS 3973071 OEM ENGINE OIL PAN DRAIN PLUG – RAM 5.9L/6.7L (2003–2024)
  • CUMMINS 3973071 OEM ENGINE OIL PAN DRAIN PLUG – RAM 5.9L/6.7L (2003–2024)
  • CUMMINS 3973071 OEM ENGINE OIL PAN DRAIN PLUG – RAM 5.9L/6.7L (2003–2024)
  • CUMMINS 3973071 OEM ENGINE OIL PAN DRAIN PLUG – RAM 5.9L/6.7L (2003–2024)
  • CUMMINS 3973071 OEM ENGINE OIL PAN DRAIN PLUG – RAM 5.9L/6.7L (2003–2024)
$19.18
724-785-4022

Description

Genuine Cummins

Cummins 3973071 — Engine Oil Pan Drain Plug (M18 x 1.5)

MPN: 3973071  |  Also Known As: threaded plug, oil drain plug  |  Cross-Ref: 3946645

Why This Part

  • ✓ OE threaded plug that seals the oil pan drain opening.
  • ✓ Direct-fit for Ram 5.9L (’03–’07) and 6.7L (’07.5–’24) ISB applications.
  • ✓ Integrated seal interface to help prevent leaks.
  • ✓ Built to Cummins specifications for durability.
OE Fit Stock Replacement 1 Per Engine

Quick Specs

Type Engine oil pan drain plug (threaded)
Thread M18 x 1.5
Drive ~10 mm internal square
Torque ~60 Nm (44 ft-lb)
OE Part # 3973071 (cross-ref 3946645)
Qty Required 1 per engine (sold individually)

Specs based on common OE data for 3973071; always follow your service manual for final torque/procedures.

Verified Fitment (Automotive)

Year RangeEngineChassis
2003–2007 Ram 5.9L ISB (24V Common-Rail) Ram 2500/3500
2007.5–2024 Ram 6.7L ISB (24V Common-Rail) Ram 2500/3500

Notes: 3973071 is an OE Cummins threaded plug used across many ISB/QSB engines. Always confirm by VIN/ESN and thread spec (M18 x 1.5) before ordering.

Often Paired With

  • Fresh oil & filter after service
  • Replacement sealing washer or plug with integrated seal as applicable
  • Shop towels/brake clean to clean mating surface

What’s In The Box

  • (1) Genuine Cummins Engine Oil Pan Drain Plug (3973071)

Install Tips

  • Verify thread (M18 x 1.5) and sealing surface style before install.
  • Lightly oil seal; tighten to factory torque; check for weeping after warm-up.
  • Replace any separate crush washer/seal if your setup uses one.

FAQ

WILL THIS FIT MY 2003–2007 5.9L CUMMINS RAM?

Yes—3973071 is commonly used on 2003–2007 5.9L ISB oil pans (verify by VIN/ESN and thread spec).

WILL THIS FIT MY 2007.5–2024 6.7L CUMMINS RAM?

Yes—this plug is widely used on 2007.5–2024 6.7L ISB applications (confirm by VIN/ESN).

WHAT SIZE IS THE THREAD?

M18 x 1.5 is the typical OE thread for 3973071.

WHAT IS THE TORQUE SPEC?

Approx. 60 Nm (44 ft-lb) is commonly referenced. Always defer to your service manual for final torque.

IS THERE A SEAL INCLUDED?

Some versions use an integrated rubber seal; others use a separate crush washer. Inspect your OE configuration and replace the seal if needed.

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Additional Information

MAKE:
DODGE
YEAR:
2007.5,2008,2009,2010,2011,2012,2013,2014,2015,2016,2017,2018
ENGINE:
6.7L
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