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Make sure this part fits

Mercury 5L8Z-9H307-B Sender And Pump Assembly

2005-2006 Mercury Mariner 5L8Z9H307B

Customer Questions & Expert Answers (3)
5L8Z-9H307-B Ford Sender And Pump Assembly Illustration 1 of 1
5L8Z-9H307-B Ford Sender And Pump Assembly Illustration 1 of 1
  • Part Description
    Sender And Pump Assy
  • Replaced By
    7L8Z-9H307-D
  • Manufacturer
    Ford
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A

  • Related Parts

    Shop for related parts for your vehicle

  • Product Specifications

    BrandGenuine Mercury
    Manufacturer Part Number5L8Z-9H307-B, 5L8Z9H307B
    Part DescriptionSender And Pump Assy
    Item Dimensions8.0 x 5.9 x 14.6 inches
    Item Weight2.70 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerFord
    SKU5L8Z-9H307-B
    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
    2005-2006 Mercury Mariner4 Cyl 2.3L, 6 Cyl 3.0L DOHC EFI Modular4AT CD4E, 5-Speed Manual Transmission, 5-Speed Manual Transmission - AK, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Right Hand Drive), Left Hand Drive, Two-Wheel Drive (Left Hand Drive), Two-Wheel Drive (Right Hand Drive)

  • Customer Questions & Expert Answers

    Q:
    Will these fit my car and if not which part will? Thank you.
    A:
    You can Select Your Vehicle to check if 5L8Z-9H307-B fits your vehicle.
    Posted and answered by Ford Parts Specialist Jack
    Q:
    How should the Fuel Pump/fuel level sending unit module be inserted back into the fuel tank for the 2005 Mercury Mariner? Posted by Lowell P.
    A:
    The fuel pump/fuel level sending unit module should be carefully aligned with its hole in the tank and inserted back into the tank, making sure not to damage the float arm. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Ford Parts Specialist Don / Jan 10, 2026
    Q:
    What is the caution advised regarding the exhaust system and Fuel Pump for the 2005 Mercury Mariner? Posted by Cindy W.
    A:
    Caution is advised due to the high operating temperatures, especially around catalytic converters, during exhaust system removal/installation procedures. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Ford Parts Specialist Don / Feb 22, 2025

Genuine Ford Part 5L8Z-9H307-B, the Right Choice

To ensure reliability, purchase part # 5L8Z-9H307-B Sender And Pump Assembly. It is also called Fuel 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 Mariner models.

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