Just thought I'd pop in a link to some Big Reactor Steam turbine testing data https://docs.google.com/spreadsheet/ccc?key=0As9dFXD_KM2CdGFhTUxOUGxMRlpERWtPMmtGT213bmc&usp=sharing#gid=1
As for a RC boiler not producing enough,,, Well, that depends on the size of the turbine... I'm running 2X 80...