Dorman 603-5507 Engine Coolant Reservoir - Front

Reliable Engine Coolant Reservoir for Efficient Cooling

The Dorman 603-5507 engine coolant reservoir is designed to maintain optimal engine temperature by securely storing and managing coolant flow. This clear plastic reservoir offers a pressurized system with a 13 psi cap, ensuring consistent performance for vehicles requiring precise coolant management.

• Durable plastic construction with clear color for easy coolant level monitoring
• Pressurized reservoir with included cap rated for 13 psi maximum pressure
• Capacity of 10 liters to support extended cooling system needs
• Irregular shape with 5 mounting holes for secure installation
• Includes 2 caps for replacement or backup use

Detailed Product Features and Specifications

The Dorman 603-5507 engine coolant reservoir measures 22 inches in length and 7 inches in height, designed with an irregular shape to fit specific engine compartments. Its clear plastic material allows for quick visual inspection of coolant levels without removal. The reservoir is pressurized, equipped with a cap that maintains up to 13 psi, which helps prevent coolant boiling and maintains system integrity. This part includes two caps, providing convenience for maintenance or replacement needs. Note that mounting hardware and brackets are not included, so ensure compatibility with your vehicle’s existing setup.

Compatible Vehicles and Common Applications

This engine coolant reservoir is compatible with various makes and models that require a 10-liter capacity pressurized reservoir with a 13 psi cap. It is commonly used in vehicles where the original reservoir has become cracked, leaking, or otherwise compromised, affecting coolant containment and engine temperature regulation.

• Replaces cracked or leaking coolant reservoirs
• Solves coolant overflow and pressure loss issues
• Prevents engine overheating due to coolant loss
• Maintains proper coolant pressure for efficient engine cooling
• Supports vehicles requiring a 10-liter capacity reservoir

Installation Notes and Tips

When installing the Dorman 603-5507 engine coolant reservoir, verify the fitment with your vehicle’s mounting points, as this reservoir features five mounting holes but does not include brackets or hardware. Use the existing mounting components or source compatible hardware to secure the reservoir properly. Ensure the cap is tightly sealed to maintain the 13 psi pressure rating and prevent coolant leaks. Always check for leaks after installation and refill the coolant to the recommended level.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 603-5507 engine coolant reservoir undergoes quality inspections to ensure it meets pressure and material specifications. Please refer to Dorman’s warranty policy for coverage details, typically including limited warranties against defects in material and workmanship.