What engine is it and is it running now? If it has sat for a while then your measurements are not useful. It will run with the numbers you have given but not well but I think if you get it started and running the numbers will be more accurate.
Best I remember the tube that the cable fastens to has two flat areas on it that you put a wrench on to hold the tube in place when tightening the steering cable. You probably need to find a manual and it will explain it...
I have no experience here but remember reading in a service manual that the flats on the actuator need to be in the vertical position or you can experience a symptom called feedback. FWIW
Replacing the elbows solved it for me, the original elbows were trashed. I also replaced the exhaust hoses as the hose from the Y pipe to the down elbow was toasted. post a pic of yours when you get them off.
They sharpen their teeth on anything and I've had an occasion of a fuel tank on a string trimmer that was nawed thru. And then attack the wiring to the fuel injection on my boys car..
Micky mouse is not my friend anymore!