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Engine Oil Pump Compatible With Cummins Mdgt3/Mdgt4/Mdgt5 2009-2025 Qsb 6.7L Diesel (Cummins Qsb6.7)

C3971544A4
OEM PART NUMBERS:
• Cummins: 3971544 (Primary OEM number - QSB 6.7)
• Cummins: 4939588 (Related variant / cross-reference)
• Cummins: 5291050 (Alternate OEM number)
• Cummins: 3976089 (Cross-reference number)

SPECIFICATIONS:
• Drive Type: Gear-driven
• Gear Type: Spur Gear
• Drive Gear Teeth: 24
• Engine Family: QSB 6.7
• Displacement: 6.7L
• Condition: New

APPLICATION:
• Compatible with Cummins CI160D5P/CI180D5P/CI200D5P/CI225D5P (2009-2025)
• Compatible with Komatsu PC200-8 (2005-2012)
• Compatible with Cummins MDGT3/MDGT4/MDGT5 (2009-2025)

PRODUCT NOTICE:
As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such). Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but are designed to function the same as - if not better than - the original. All parts sold are new.

WARNING - This product may expose you to chemicals such as Nickel which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

Was: $333.06
Sale: $190.32
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Save: $142.74
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Description

POWER GENERATION:
• Cummins CI160D5P/CI180D5P/CI200D5P/CI225D5P QSB 6.7L Diesel (2009-2025)
• Cummins CI250D5P QSB 6.7L Diesel (2009-2025)

CONSTRUCTION EQUIPMENT:
• Komatsu PC200-8 QSB 6.7L Diesel (2005-2012)

INDUSTRIAL / MARINE:
• Cummins MDGT3/MDGT4/MDGT5 QSB 6.7L Diesel (2009-2025)


IMPORTANT:
Oil pump for Cummins QSB 6.7L — the 6-cylinder common-rail turbo diesel used in generators (CI160D5P-CI250D5P), Komatsu PC200-8 excavators, and marine/industrial applications. Cross-refs: 4939588, 5291050, 3976089. Gear-driven spur type.

Do NOT confuse with QSB 4.5L (4-cyl, pump 4939586) or older 6BT 5.9L (mechanical, pump 3926203). The QSB 6.7 is electronic with ECM monitoring. Failure symptoms: ECM derate codes, low pressure at hot idle, turbo bearing damage from oil starvation. Check fault code history before replacing. Inspect pickup screen and oil cooler for restriction. Prime pump before startup.

⚠️ Fits QSB 6.7L (6-cyl electronic). NOT for QSB 4.5 or mechanical 6BT.

Details

Shipping Information

  • Item Requires Shipping
  • 5.0 lbs.
  • W8.0000” x H6.0000” x L10.0000”
  • Free Shipping!

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