HomeAir and Fuel Delivery > Fuel StorageDorman 577-368 Fuel Tank Filler Neck
Part #: 577-368

Dorman 577-368 Fuel Tank Filler Neck

⚙️ 2 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Toyota, Tundra
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Overview of Dorman Fuel Tank Filler Neck for Toyota Tundra

The Dorman 577-368 fuel tank filler neck is designed specifically for Toyota Tundra models requiring a reliable replacement part. Constructed from durable steel with a black finish, this fuel filler neck ensures a secure and long-lasting connection for your vehicle's fuel system.

  • Made from sturdy steel material for durability
  • Length of 9 inches for proper fitment
  • Includes one metal vent line attached for fuel system ventilation
  • Compatible with gasoline fuel type
  • Fill pipe inside diameter measures 1 inch
  • Package contains one fuel filler neck

Detailed Product Description

The Dorman 577-368 fuel tank filler neck is engineered to meet the specifications of Toyota Tundra trucks. Its steel construction provides resistance to corrosion and wear, essential for maintaining fuel system integrity. The black coating adds an extra layer of protection against environmental factors. This fuel filler neck features a single metal vent line to allow proper venting of fuel vapors, which is critical for safe and efficient fuel delivery. With a 9-inch length and a 1-inch inside diameter fill pipe, it fits precisely to ensure a secure connection between the fuel tank and the filler opening.

Common Applications and Problem Resolution

  • Replacement for damaged or corroded fuel filler necks on Toyota Tundra
  • Solves fuel leakage issues around the filler area
  • Addresses fuel vapor venting problems caused by faulty vent lines
  • Prevents fuel contamination by maintaining a sealed fuel system
  • Restores proper fuel flow during refueling

Installation Notes and Tips

This fuel filler neck does not include mounting hardware or a fuel cap, so ensure you have the necessary components before installation. The vent line is pre-attached, simplifying the connection to the vehicle’s vent system. Verify the 9-inch length and 1-inch inside diameter match your Toyota Tundra’s specifications for a proper fit. Professional installation is recommended to ensure secure attachment and prevent fuel leaks.

Quality Assurance

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for your Toyota Tundra. While specific warranty details for part number 577-368 are not provided here, Dorman typically offers limited warranties on their replacement parts. Consult the product packaging or manufacturer for exact warranty information.

BrandDorman
Part Number577-368
MaterialSteel
Length9
Hose IncludedNo
ColorBlack
Mounting Hardware IncludedNo
Fuel Cap IncludedNo
Vent Line AttachedYes
Vent Quantity1
Fill Pipe Inside Diameter1
Compatible Fuel TypeGas
Vent 1 TypeMetal
Package Contents1 fuel filler neck

This part fits 2 vehicles. Search below:

YearMakeModelBed TypePositionNotes
2004ToyotaTundraFleetsideN/A
2003ToyotaTundraFleetsideN/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:

772010C050FN927

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