To provide the exact degree of cooling needed, Horton's VS viscous directly-controlled fan drive uses adjusts its output using pulse-width-modulation (PWM) signals from the engine management system.

Warning: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

To provide the exact degree of cooling needed, Horton's VS viscous directly-controlled fan drive uses adjusts its output using pulse-width-modulation (PWM) signals from the engine management system.

Warning: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov