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Mercury 7L3Z-7A103-A Oil Pump Assembly

2007-2008 Mercury Grand Marquis 7L3Z7A103A

Customer Questions & Expert Answers (3)
7L3Z-7A103-A Ford Oil Pump Assembly Product Photo 1 of 2
7L3Z-7A103-A Ford Oil Pump Assembly Product Photo 1 of 2
7L3Z-7A103-A Ford Oil Pump Assembly Product Photo 2 of 2
7L3Z-7A103-A Ford Oil Pump Assembly Illustration 1 of 1
  • Part Description
    Pump Assembly - Oil
  • Base No.
    7A103
  • Replaces
    3L3Z-7A103-B
  • Manufacturer
    Ford
Make sure this part fits
$804.88 MSRP: $1118.11
You Save: $313.23 (29%)
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  • Specifications
  • Fitment
  • Q&A

  • Related Parts

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  • Product Specifications

    BrandGenuine Mercury
    Base No.7A103
    Manufacturer Part Number7L3Z-7A103-A, 7L3Z7A103A
    Part DescriptionOil Pump Assembly; Pump Assembly - Oil
    Item Dimensions11.3 x 11.2 x 11.1 inches
    Item Weight16.60 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces3L3Z-7A103-B
    ManufacturerFord
    SKU7L3Z-7A103-A
    WarrantyThis genuine Ford part is guaranteed by Ford's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65

  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2007-2008 Mercury Grand Marquis8 Cyl 4.6L Romeo SOHC EFI4-Speed Automatic Transmission 4R75E Livonia, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)

  • Customer Questions & Expert Answers

    Q:
    Does the PN fit my vehicle?
    A:
    You can Select Your Vehicle to check if 7L3Z-7A103-A fits your vehicle.
    Posted and answered by Ford Parts Specialist Sonny
    Q:
    What is the procedure for removing the oil pan and Oil Pump for the 2008 Ford F-150? Posted by Lakatos Z.
    A:
    On all except 5.0L models, remove the oil pan. On all models, remove the two bolts that attach the oil pump pick-up tube to the oil pump. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Ford Parts Specialist Sonny / Apr 21, 2026
    Q:
    What should be done if the spring appears fatigued or collapsed for the 2007 Ford F-150, especially in relation to the Oil Pump? Posted by Surendra G.
    A:
    Replace it with a new spring. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Ford Parts Specialist George / Feb 18, 2026

Genuine Ford Part 7L3Z-7A103-A, the Right Choice

To ensure reliability, purchase part # 7L3Z-7A103-A Oil Pump Assembly. It is also called Oil Pump. OEM parts are of high quality and known for their longevity. This is because they are built to the Ford standards which are relatively high and undergo rigorous quality control testing. This part fits specific Mercury Grand Marquis models.

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