Dorman 902-105 Engine Coolant Water Outlet

Reliable Engine Coolant Water Outlet for Buick and Chevrolet Models

The Dorman 902-105 Engine Coolant Water Outlet is designed to provide a durable and efficient cooling solution for select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Engineered with precision, this water outlet ensures proper coolant flow and temperature regulation for optimal engine performance.

• Constructed from durable black plastic material for corrosion resistance
• Includes water outlet o-ring and air bleeder pipe gasket for secure sealing
• Features two mounting holes with a diameter of 0.353 inches for stable installation
• Equipped with an air vent (bleeder valve) to prevent air pockets in the cooling system
• Outlet diameter measures 1.302 inches with a housing neck angle of 75 degrees
• Compatible with Buick Achieva, Chevrolet Cavalier, Malibu, Pontiac Grand Am, Sunfire, and Oldsmobile Skylark models

Product Details and Specifications

The Dorman 902-105 water outlet is manufactured from high-quality plastic, providing resistance to corrosion and wear commonly caused by coolant exposure. Its black finish complements the engine bay while maintaining durability. The inclusion of an O-ring and gasket ensures a tight seal, preventing coolant leaks and maintaining system pressure. The two mounting holes, each 0.353 inches in diameter, allow for secure attachment to the engine block. The 75-degree housing neck angle and 1.302-inch outlet diameter are designed to match OEM specifications for a precise fit and efficient coolant flow. Additionally, the built-in air vent (bleeder valve) helps eliminate trapped air, reducing the risk of overheating and improving overall cooling system performance.

Compatible Vehicles and Applications

This engine coolant water outlet is compatible with a range of GM vehicles, including:

• Buick Achieva
• Chevrolet Alero, Cavalier, Malibu
• Oldsmobile Skylark
• Pontiac Grand Am, Sunfire

Use the Dorman 902-105 to replace worn or damaged water outlets in these models to maintain proper engine temperature regulation.

Common Issues Addressed by This Water Outlet

• Coolant leaks caused by cracked or damaged water outlet housing
• Overheating due to improper coolant flow or air trapped in the cooling system
• Corrosion and wear leading to coolant contamination or loss of pressure
• Failed seals resulting in coolant seepage around the outlet
• Malfunctioning air bleeder valve causing air pockets and inefficient cooling

Installation Notes and Tips

Before installation, ensure the engine is cool and the cooling system is depressurized. Remove the old water outlet carefully to avoid damaging the mounting surface. Clean the mounting area thoroughly to remove old gasket material and debris. Install the included O-ring and gasket to ensure a proper seal. Align the water outlet using the two mounting holes and torque bolts to manufacturer specifications (bolts not included). Verify the air bleeder valve is unobstructed to allow proper venting of air from the system. After installation, refill the cooling system and check for leaks during engine warm-up.

Quality Assurance and Warranty

Dorman parts are engineered to meet or exceed OEM standards for fit, form, and function. The 902-105 Engine Coolant Water Outlet undergoes rigorous quality control to ensure durability and reliable performance. This part includes a limited warranty against defects in material and workmanship, providing confidence in your replacement component.