A primary cooling fan, this new universal metal-shrouded single H.O. RAD fan features our powerful 17" 2 speed 265 watt Bosch motored fan and surrounds it with a 19-1/2" x 18" x 3 5/8" shroud that allows fitment in a wide range of hot rods and street rods with narrow radiator applications. A puller fan only, the kit includes a high amp relay wire harness, 4 black powder coated mounting brackets and assembly hardware.