I'll certainly take the advice and rework the entire brake system. I've got a shop where I can go through it this winter. Would you recommend sending the Hydravac to a re-builder such as White Post Restorations or just purchasing one from the local parts store?

Thanks for the help.

Thanks for your help and advice.

1956 Chevrolet 4400
1955 Chris Craft Sportsman
1953 Chevy 4400 (patiently waiting its turn)
1950 Farmall Cub (my great-granddad's tractor)
1948 John Deere M (wife's great-granddad's tractor)