Dorman 902-770 Engine Coolant Filler Neck

Overview of the Dorman Engine Coolant Filler Neck

The Dorman 902-770 engine coolant filler neck is designed specifically for Dodge and Plymouth Neon models. Constructed from durable black plastic, this component ensures reliable coolant system performance under normal operating pressures.

• Material: High-quality plastic construction
• Maximum pressure rating: 50 psi
• Outside diameter: 1.4 inches
• Height: 4.5 inches
• Attachment method: Bolt on installation
• Rotation installation direction: Clockwise
• Port quantity: Single port design
• No clamps or mounting hardware included
• Cap not included

Detailed Product Description

The Dorman 902-770 engine coolant filler neck is engineered to provide a secure and precise connection point for the coolant reservoir in Dodge and Plymouth Neon vehicles. Its black plastic construction offers resistance to corrosion and heat, maintaining system integrity. The filler neck features a 1.4-inch outside diameter and stands 4.5 inches tall, designed to fit the coolant system layout of the Neon. Installation requires bolting the part in place with a clockwise rotation, ensuring a tight and stable fit. This part includes a single port and does not come with clamps, mounting hardware, or a cap, so these components must be sourced separately if needed.

Common Applications and Problem Resolution

• Replacement for cracked or damaged coolant filler necks
• Prevents coolant leaks caused by worn or brittle filler necks
• Restores proper coolant system pressure and flow
• Addresses overheating issues related to coolant loss
• Ensures secure coolant reservoir connection in Dodge and Plymouth Neon models

Installation Notes and Tips

• Ensure the engine is cool before beginning installation
• Use appropriate bolts for secure attachment; hardware is not included
• Follow the clockwise rotation direction for proper installation
• Inspect surrounding hoses and clamps for wear during replacement
• Verify compatibility with Dodge and Plymouth Neon models before installation

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-770 engine coolant filler neck undergoes quality checks 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.