this is my brake booster from my 53 why does it have soo many outlets? how should i hook it up out the back im thinkin?

Front left, rear, and right, and brake switch.

Fitz.

i ran the rear brakes off the one you have a plug in no luck    brake light switch is located on master?

53 has pressure brake switch, and some 54. After they use a mechanical (lever) switch. I prefer the mechanical over the pressure one. The pressure one react too late for me.

Fitz.