Hayden 3931 Engine Cooling Fan

Hayden 3931 16-Inch Electric Pusher Fan

The Hayden 3931 is a 16-inch electric pusher fan built for 12-volt cooling systems that need added airflow at the radiator. With a plastic blade design, black finish, and performance-rated construction, it delivers 1,750 CFM in free air and 1,470 CFM when radiator mounted.

Hayden Electric Fan products are used across a wide range of cooling applications where space, airflow direction, and electrical load matter. This 3931 fan uses a 2-terminal male connection and draws 12.3 amps at high speed, making it a practical choice for custom cooling setups and direct replacement applications that call for a 16" pusher configuration.

• 16-inch pusher-style electric cooling fan for radiator-mounted airflow
• 12-volt operation with 2-terminal male connection
• Performance rated for cooling system service
• Black plastic construction with a compact 2.56-inch depth
• Mounting hardware included
• Cross-reference: Four Seasons 37143

Detailed Product Overview

Hayden part number 3931 is an electric engine cooling fan designed to move air through the radiator from the front side in pusher applications. Its 16-inch diameter and 1,470 CFM radiator-mounted airflow rating make it suitable for vehicles and builds that need supplemental cooling performance. The fan’s compact 2.56-inch depth helps with tighter front-end packaging, while the 12.3-amp high draw supports straightforward electrical planning.

Compatible With applications such as 2016-2019 Subaru Legacy and 2016-2019 Subaru Outback in universal-fit super duty pusher fan use, as well as many other vehicles listed in the fitment data including Honda Accord, Toyota Tacoma, Nissan Murano, and Chevrolet Camaro. This part number 3931 also cross-references CSF 3931 for the same application.

Common Cooling Issues It Can Address

• Insufficient radiator airflow at low vehicle speed
• Cooling system stress during stop-and-go driving
• Front-mounted pusher fan replacement needs
• Space-limited cooling setups requiring a shallow fan depth
• Performance cooling upgrades for radiator support applications

Installation Notes and Fitment Tips

Fits 2016-2019 Subaru Legacy, N/A. Fits 2016-2019 Subaru Outback, N/A. Fits 2001-2017 Hyundai Santa Fe, N/A. Fits 2010-2015 Toyota Tacoma, N/A. Fits 2010-2015 Nissan Murano, N/A. Fits 2010-2015 Chevrolet Camaro, N/A. Fits 2011-2015 Honda Odyssey, N/A. Fits 2005-2015 Chrysler 300, N/A.

Review radiator clearance, fan shroud space, and electrical capacity before installation. This is a pusher-style fan, so airflow direction and mounting position must match the cooling layout. Controls are not included, so the vehicle or custom setup must provide the proper fan control strategy.

Quality Assurance

Hayden Electric Fan components are built for cooling-system service and performance-rated use. The 3931 is a 12-volt engine cooling fan with included mounting hardware and OE-style interchange coverage for multiple applications.