HomeBelts and Cooling > Radiators, Coolers and Related ComponentsDorman 603-323 Engine Coolant Reservoir - Front
Part #: 603-323

Dorman 603-323 Engine Coolant Reservoir - Front

Front
⚙️ 4 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: Honda, Pilot
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Overview of Dorman Engine Coolant Reservoir for Honda Pilot

The Dorman 603-323 engine coolant reservoir is designed specifically for Honda Pilot models, providing a reliable replacement part to maintain your vehicle's cooling system. Constructed from durable white plastic, this reservoir includes essential components to ensure proper fit and function.

  • Material: Durable white plastic construction
  • Includes one coolant reservoir and one cap
  • Cap type: Included and compatible with the reservoir
  • Mounting brackets included for secure installation
  • One mounting hole for precise fitment
  • Non-pressurized design suitable for Honda Pilot cooling systems

Detailed Product Description

The Dorman 603-323 engine coolant reservoir is engineered to meet the specifications required for Honda Pilot vehicles. Made from sturdy plastic, the white reservoir is designed to withstand typical engine bay conditions without cracking or leaking. This replacement part comes complete with a matching cap and mounting brackets, ensuring a straightforward installation process. The single mounting hole aligns with the factory mounting points on the Honda Pilot, providing a secure and stable fit. The reservoir is non-pressurized, matching the original equipment design for proper coolant expansion and recovery.

Compatible Vehicles and Applications

This engine coolant reservoir is compatible with various Honda Pilot models, making it a suitable choice for owners seeking a direct replacement part. The Dorman 603-323 is intended for use in the cooling system to help regulate engine temperature and maintain coolant levels.

  • Prevents coolant leaks caused by cracked or damaged reservoirs
  • Resolves overheating issues related to coolant loss
  • Eliminates coolant contamination from damaged caps or reservoirs
  • Restores proper coolant level monitoring and recovery
  • Addresses mounting instability with included brackets

Installation Notes and Tips

Installation of the Dorman 603-323 engine coolant reservoir is straightforward with the included mounting brackets and cap. Ensure the vehicle is cool before beginning the replacement to avoid injury from hot coolant. Remove the old reservoir carefully, disconnecting any hoses and mounting hardware. Align the new reservoir using the single mounting hole and secure it with the provided brackets. Reattach hoses and verify the cap is properly seated to prevent leaks. After installation, check coolant levels and top off as necessary.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for your Honda Pilot. The 603-323 engine coolant reservoir undergoes quality inspections to ensure durability and fitment accuracy. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to Dorman's official documentation for exact warranty terms.

BrandDorman
Part Number603-323
Cap IncludedYes
Cap TypeYes
ColorWhite
MaterialPlastic
Mounting Brackets IncludedYes
Mounting Hardware IncludedNo
Mounting Hole Quantity1
Package Contents1 Coolant Reservoir; 1 Cap
PressurizedNo

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2008HondaPilot3.5LV6Front
2007HondaPilot3.5LV6Front
2006HondaPilot3.5LV6Front
2005HondaPilot3.5LV6Front

* 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:

19101PVJA00

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