HomeAir and Fuel Delivery > FiltersDorman 904-029 Fuel Water Separator Drain Valve
Part #: 904-029

Dorman 904-029 Fuel Water Separator Drain Valve

16 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Ford, F-250 Super Duty and F-350 Super Duty
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Fuel Water Separator Drain Valve for Ford Super Duty

Dorman 904-029 is a fuel water separator drain valve built to match the fit and function of the original valve on specified diesel trucks. It is designed for the 2017-2024 Ford F-250 Super Duty and 2017-2024 Ford F-350 Super Duty, with a standard replacement design for dependable service.

  • Fits 2017-2024 Ford F-250 Super Duty
  • Fits 2017-2024 Ford F-350 Super Duty
  • Standard replacement fuel water separator drain valve
  • Designed for diesel fuel systems
  • Plastic housing with rubber sealing materials
  • O-ring compression inlet attachment and hose barb outlet
  • Yellow finish for easy identification
  • Overall length: 2.9 in.

Detailed Product Overview

This Dorman fuel water separator drain valve, part number 904-029, is engineered for direct replacement use on diesel-equipped Ford Super Duty trucks. It uses a screw-on mounting style, a single inlet and outlet port layout, and dimensions that align with the original valve on the listed applications. The design focuses on restoring proper drain-valve operation in the fuel water separator assembly on Ford F-250 Super Duty and Ford F-350 Super Duty models.

This part cross-references Ford HC3Z9J305A for the same application.

Common Issues This Part Can Address

  • Leaking or damaged fuel water separator drain valve
  • Difficulty draining water from the separator assembly
  • Cracked or worn plastic valve body
  • Improper sealing at the inlet connection
  • Reduced serviceability of the fuel water separator drain point

Installation Notes and Tips

Verify the inlet thread diameter, outlet diameter, and mounting style before installation. This valve uses an O-ring compression inlet attachment and hose barb outlet, so the sealing surfaces should be clean and free of debris before assembly. Confirm diesel fuel system application and match the vehicle to the listed fitment for 2017-2024 Ford F-250 Super Duty and 2017-2024 Ford F-350 Super Duty.

Quality Assurance

Dorman designs this replacement valve to match original fit and function and to provide durable, reliable performance in the specified application. Part number 904-029 is built as a standard replacement for diesel fuel water separator service on the listed Ford Super Duty trucks.

BrandDorman
Part Number904-029
ServiceableNo
ServiceableNon
TypeReemplazo estándar
TypeStandard
Mounting Hardware IncludedNo
Mounting Hardware IncludedNon
Housing MaterialPlastic
Housing MaterialPlástico
Gasket Thickness0.1
Gasket Inside Diameter0.23
Gasket Inside Diameter0.4
Gasket Outside Diameter0.4
Gasket Outside Diameter0.59
Marine ApprovedNo
Marine ApprovedNon
Reservoir IncludedNo
Reservoir IncludedNon
Port Quantity1
Port Quantity1 ensamble de manguera del calentador
Fuel System TypeDiesel
Fittings IncludedNo
Fittings IncludedNon
Color/FinishAmarillo
Color/FinishYellow
Contenidos del paquete1 tapón de válvula de drenaje de combustible
Diámetro de la rosca de entrada0.11 in.
Diámetro de la salida (in)0.45 in
Grade TypeReemplazo estándar
Grade TypeStandard
Inlet Attachment TypeCompresión del sello tipo o

This part fits 16 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2024FordF-250 Super Duty6.7LV8N/A
2024FordF-350 Super Duty6.7LV8N/A
2023FordF-250 Super Duty6.7LV8N/A
2023FordF-350 Super Duty6.7LV8N/A
2022FordF-250 Super Duty6.7LV8N/A
2022FordF-350 Super Duty6.7LV8N/A
2021FordF-250 Super Duty6.7LV8N/A
2021FordF-350 Super Duty6.7LV8N/A
2020FordF-250 Super Duty6.7LV8N/A
2020FordF-350 Super Duty6.7LV8N/A
2019FordF-250 Super Duty6.7LV8N/A
2019FordF-350 Super Duty6.7LV8N/A
2018FordF-250 Super Duty6.7LV8N/A
2018FordF-350 Super Duty6.7LV8N/A
2017FordF-250 Super Duty6.7LV8N/A
2017FordF-350 Super Duty6.7LV8N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

HC3Z9J305A

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.