Dorman 620-078 Engine Cooling Fan Blade

Reliable Engine Cooling Fan Blade for Efficient Vehicle Cooling

The Dorman 620-078 engine cooling fan blade is designed to maintain optimal engine temperatures by providing consistent airflow. Engineered with a durable plastic blade and steel hub, this fan blade supports reliable cooling performance for various vehicle applications.

• 9 forward align fin blades for effective airflow
• 660 mm blade diameter with 4 mm thickness for durability
• Steel hub with 91 mm depth ensures secure mounting
• Clockwise rotation with a maximum speed of 3000 RPM
• Yellow finish for corrosion resistance and visibility
• Pusher type airflow for efficient engine cooling
• Standard replacement grade for dependable performance
• Bolt circle diameter of 152 mm for precise fitment

Durable Construction and Design Features

The Dorman 620-078 engine cooling fan blade features nine plastic blades arranged in a forward align fin design, optimized for pusher airflow applications. The 660 mm diameter and 4 mm blade thickness provide a balance of strength and lightweight performance. The steel hub, measuring 91 mm in depth, offers a robust mounting base to withstand engine vibrations and heat. This fan blade rotates clockwise and is rated for a maximum speed of 3000 RPM, making it suitable for a range of cooling fan clutch systems. The yellow finish adds a layer of corrosion resistance, extending the service life of the component.

Compatible Vehicles and Applications

This engine cooling fan blade is compatible with various vehicle makes and models that require a 660 mm diameter, 9-blade pusher fan blade with a 152 mm bolt circle diameter. It is commonly used in cooling systems where a clockwise rotation and forward align fin blade type are specified. The Dorman 620-078 is a standard replacement part designed to meet OEM specifications for reliable engine cooling performance.

Common Issues Addressed by This Fan Blade

• Overheating caused by damaged or worn fan blades
• Reduced airflow due to bent or broken blades
• Excessive engine temperature fluctuations
• Noise or vibration from imbalanced fan blades
• Failure of cooling fan clutch system due to blade wear

Installation Notes and Tips

Ensure the fan blade is compatible with your vehicle’s cooling fan clutch assembly before installation. The Dorman 620-078 does not include mounting hardware, so retain original bolts or acquire appropriate fasteners. Verify the clockwise rotation direction and bolt circle diameter of 152 mm for proper fitment. Inspect the hub and blade condition during installation to avoid premature failure.

Quality Assurance and Warranty

Dorman engine cooling fan blades are manufactured to meet industry standards for durability and performance. The 620-078 part is a standard replacement grade component backed by Dorman’s quality control processes. Warranty coverage details should be confirmed with the product documentation or supplier.