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Weather finally cooperated and was able to do some flight testing with the new oil cooler assembly. Now that temps are under control, I can push the airplane. Using a Sensenich wood W64ZK-51 cruise prop.
WOT, 3,140 rpm, 143mph, 130knots, 6,370'. Oil temp 177F, hottest CHT 275F. My EGT's continue to run hot, hmm.Continue