Just discovered a leak were the turbo bolts to engine. Peice of gasket missing. I'm blowing black smoke under load and have a loss of power. Also looks like a nut is missing from stud on right side. I...
Yup, run it home-- probably avoid full throttle as much as you can.
Then, soak, soak, soak before even trying to break those nuts loose. Soak the top of the studs as well, you do not care whether the nut or stud come loose-- either works!
And, if they don't come loose, consider a torch and/or sharp raps to break them loose rather than breaking them off.