Dorman 902-680 Engine Coolant Filler Neck

Overview of the Dorman Engine Coolant Filler Neck for Toyota Yaris

The Dorman 902-680 engine coolant filler neck is designed specifically for Toyota Yaris models, providing a reliable and durable solution for your vehicle's cooling system. Made from sturdy plastic, this black filler neck offers a bolt-on attachment method for straightforward installation.

• Constructed from durable plastic material
• Bolt-on attachment method for secure fitment
• Compatible with Toyota Yaris models
• Height measures 4 inches for proper fit
• Cap not included; mounting hardware not included
• Color/finish: black for corrosion resistance
• Package includes one filler neck (part number 902-680)

Detailed Product Description

The Dorman 902-680 engine coolant filler neck is engineered to replace the original filler neck on Toyota Yaris vehicles. Its plastic construction ensures resistance to corrosion and heat, maintaining the integrity of the cooling system. The bolt-on design allows for a secure and precise fit without the need for additional mounting hardware, simplifying the replacement process. With a height of 4 inches, this filler neck matches the OEM specifications to ensure proper coolant flow and system pressure.

Common Applications and Problem Resolution

This engine coolant filler neck is used to connect the radiator or coolant reservoir to the engine cooling system, facilitating coolant filling and maintaining system pressure. It addresses several common issues, including:

• Cracks or leaks in the original filler neck causing coolant loss
• Warping or damage from heat exposure over time
• Loose or broken attachment points affecting coolant system integrity
• Corrosion or deterioration of the filler neck material
• Replacement of missing or damaged filler neck components

Installation Notes and Tips

Installation of the Dorman 902-680 filler neck is straightforward due to its bolt-on attachment method. Ensure the engine is cool before beginning replacement to avoid injury. Remove the old filler neck carefully, inspecting surrounding hoses and clamps for wear. Align the new filler neck properly and secure it with bolts (mounting hardware not included). Verify that the filler neck is firmly attached and check for leaks after installation.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. While this product does not include mounting hardware or a cap, it is designed for direct replacement on Toyota Yaris models. Please refer to Dorman's warranty policy for specific coverage details related to part number 902-680.