Some truck ran a separate line from the master cylinder to the driver's front brake instead of teeing off the one headed to the passenger's front. But running a parallel line along the crossmember would work just as well. You can probably find double line clamps to replace the two single line clamps there. Here's a sample from McMaster-Carr.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.