Short flight, seasoned fighter/experimental RV8 builder test pilot, twice around the patch, 5950 RPM, coolant went to 220F on climb out, oil was at 210F, 78F OAT, temps climbed a little higher, powered back & setup for landing.  This is an RV6A Rotary, five years in the making, 13B Bruce T. aircraft modified eng., 2.17 RWS drive, EC2, EM2, Ivoprop Magnum 65-105 deg. elect. in-flight adjust., Hushpower res./muffler, intake similar to Tracy's RV4 before the Ren. eng.,  my own Dynamic chamber, 3" throttle body.  I do currently have a 180F therm. installed, might try removing to look for lower temp. #s, Then louvers in bottom of lower cowl, need more flight tests, cowl & coolers & inlets are very similar to Ed Anderson's RV6A Rotary, thanks Ed, Bill E., Tracy C.,  Dave L.,  & all the folks on THE LIST.  David R. Cook  RV6A Rotary aircraft.  Lansing MI