Second.... Many on this forum (myself included) sometimes jump to a solution without all the data
Third.... Go over to mymopar.com and download your car's factory service manual, and maybe the electrical schematics
Fourth.... Google "chrysler master tech videos" on YouTube. Also some are available on Mymopar.com
Fifth ... Describe the brake feeling. If you are new to older cars you may have never driven a car with out power brakes. Takes more leg pressure than you might be used to.
Sixth... Does your car have power brakes.
Seventh... Post photos of your car and under the hood especially around the master cyl.