What was found
PERFORMED INITIAL ENGINE RUNUP, BECAUSE HIGH NR 2 CHT WAS REPORTED. AFTER ENGINE WAS WARMED UP DID FULL POWER STAIC RUN UP, NO ABNORMAL TEMPS WERE NOTED. BORESCOPED CYLINDER, NO DISCREPANCIES WERE NOTED. VISUALLY INSPECTED EXTERIOR OF CYLINDER FOR CRACKS OR LOOSE INTAKE OR EXHAUST CONNECTIONS, NO DISCREPANCIES WERE NOTED. REMOVED NR 2 CHT PROBE AND CHECKED RESISTANCE, THE PROBE AND ASSOCIATED WIRING CHECKED OUT GOOD. SWAPED NR 2 CHT AND #4 CHT PROBES. CLEANED AND APPLIED STABILANT 22 TO THE CONNECTIONS. ENGINE RUN UP AND OPS CHECK OK, ALL TEMPS INDICATED NORMAL.