As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ENGINE START, THE RT ENGINE EGT REACHED 668 DEGREES USING RICH. ABORTED THE ENGINE START. FOLLOWED QRH. PERFORMED VISUAL INSPECTION OF L.P. TURBINE AND THE INTERNAL PART OF THE EXHAUST COLLECTOR IAW AMM 78-11-04/601 AND NO DAMAGE FOUND. ACFT OK FOR SERVICE.