What is your bore? .030?
Actually, I don't think 205 deg in traffic is too bad. Anything under 210 or 215 won't hurt you as long as you don't loose any fluid. You may want to change your thermostat to a 180 degree thermostat.
I had a terrible overheating problem with my other engine and it was attributable to poor clearances and being bored .060 over as well as a few other little things
Clois