This type Radiator Hose Clamps correct from 49 Fords to early70s but will fit most American cars measures, 2" up to about 2 an 1/4. ( Please Measure outside of your hose.)
These come in packages of 4,witch is a set for a radiator/engine set up.
The shown clamps should be approved by ford as most of this makers products are, and are as close to original as can be found. 

These type clamp are thicker than the Chevy, Chrysler style clamps, one buyer said they are not stainless, another said never were made of stainless. so if that's what your looking for these may not be for you.but are as they were supposed to be as Original.