Manasst, I ran across this guy and he is supposed to be a great guy to have do Jakes. You might want to call him and then plan to stop on your way to Florida.
Jake Brake Contact Terry Bennett at Bennet Bus Works in McMinnville, Tennesse. He installed our jake and is a great guy to work with. Number is 931-815-3080
thanks for the tip, but i talked to Terry and he's no longer doing busses. he "retired". nice guy, told me about doing it, approximate time and costs, but not any more. fyi.