No doubt,hydrolic steering beats the crap out of the cable systems.I had a regular steering on my boat with twin 85's and lost steering 25 miles out in the Atlantic.LONG ride home.
teleflexmarine hydraullic outboard baystar
Go to the teleflex site and use the keyword Baystar.
This will solve all your problems.
Just find the one for your motor.
This site sells these(I believe)