ALLOYWORKS12V Universal Slim Electric Radiator Fan Engine Cooling Fan with Mounting Kit (16 ") Size: 16" ; Number of Blades:10 blades; Thickness=3.5" OE Fitment or Replacement, Push or Pull Type Easy direct installation, require NO modification Maximum Fan CFM: 1750 cfm ;Maximum Fan RPM: 2250 rpm; Brand new radiator cooling fan blade for Universal use; Slim Style, Brings More Space for Engine Modification