Powerpack High-Output Dual 17 in. Electric Radiator Fan, With Aluminum Shroud Kit, Dimensions: 34 in. Width x 17.250 in. Height x 3.750 in. Thick, Amp Draw: 23.5 amps, CFM: 4, 800, Blades: 11 Puller|Derale 16843 Powerpack High-Output Dual 17 in. Electric Radiator Fan with Aluminum Shroud Kit.