This is a lower radiator hose set of 2 pieces meant for swapping a dodge 12 valve Cummins into a 1967-79 Ford using the original Ford radiator. 
You will need to separately source a piece of 1.75" OD by about 18" long tubing to connect these two pieces. 
Engine side is 2.25" ID
Radiator side is 2.0"D

Ford Radiator outlet is on the lower driver side 

These are premium quality silicone hoses