Call inline tube and ask the tech what the dimensions are. They are very typical.
The lines from the rear axle junction block to the rear cylinders are of smaller diameter then all of the other lines. Last cylinders in the loop. Not real sure wx it is 1/4 for the rears and 5/16 for all others.


~ HB
1966 Chevrolet K-10 | Ghost: formerly Flappy Fenders | In the Stovebolt Gallery
1962 Chevrolet C10
1962 Suburban