This shroud is for V8 models only. Will require brackets to install.
Fan shrouds were originally installed on all 65-66 Mustangs with Air Conditioning and High Performance (K Code) cars, along with GT350 Shelbys.
Approximent measurements of shroud
Mounting holes (center to center) 10 1/2 inches
Width: 18 3/8 inches
Depth: 1 7/8 inches
Diameter of opening: 18 3/8 inches