Dorman 603-380 Engine Coolant Reservoir - Front

Reliable Engine Coolant Reservoir for Chrysler and Dodge Vehicles

The Dorman 603-380 engine coolant reservoir is designed to maintain optimal cooling system performance for select Chrysler and Dodge models. Constructed from durable plastic, this reservoir ensures proper coolant storage and pressure regulation for your vehicle's engine.

Key Features of the Dorman 603-380 Coolant Reservoir

• Material: High-quality plastic construction for durability and corrosion resistance
• Dimensions: Length 361.7 mm, Height 272.3 mm for precise fitment
• Color: White, allowing easy coolant level visibility
• Pressurized reservoir with a spring loaded twist cap included
• Cap maximum pressure rating of 16 psi to maintain system integrity
• Includes 1 coolant reservoir and 1 cap in the package
• Mounting hole quantity: 2 for secure installation (mounting hardware not included)

Detailed Description of the Dorman 603-380 Engine Coolant Reservoir

This engine coolant reservoir is engineered to meet the specifications required by Chrysler and Dodge vehicles, including the 300, Challenger, and Charger models. The plastic construction offers resistance to heat and corrosion, ensuring long-term reliability. The included spring loaded twist cap is rated for a maximum pressure of 16 psi, which helps maintain the correct pressure within the cooling system to prevent overheating and coolant loss. The reservoir’s white color allows for quick visual inspection of coolant levels, aiding in routine maintenance. With two mounting holes, the reservoir can be securely attached, although mounting hardware is not included.

Common Applications and Issues Addressed

• Replacement for cracked or leaking coolant reservoirs in Chrysler 300, Dodge Challenger, and Charger
• Helps prevent engine overheating by maintaining proper coolant levels and pressure
• Resolves coolant loss due to damaged or faulty reservoir caps
• Addresses coolant contamination by providing a sealed, pressurized environment
• Supports cooling system efficiency and engine performance

Installation Notes and Tips

• Compatible with Chrysler 300, Dodge Challenger, and Charger models; verify fitment before installation
• Mounting hardware is not included; retain original brackets or purchase separately if needed
• Ensure the spring loaded twist cap is properly secured to maintain system pressure
• Inspect hoses and connections during installation for leaks or wear
• Follow vehicle manufacturer guidelines for coolant type and filling procedures

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 603-380 engine coolant reservoir undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Consult product documentation or the supplier for exact warranty terms.