private void updateEngineISP()
{
// pull ISP from nozzle
// set ISP to engine
// will need to find out if I can directly adjust the curve (it is probably public)
// or if I need to create a fake config node and feed that back through the OnLoad setup
// in theory it -should- accept just chaning of the curve, as I believe the curve is queried directly for the resultant ISP output.
}