What was found
NR 1 ENGINE EGT AT V1 WENT TO 575 DEGREES AND INCREASED, REDUCE POWER BY 1 KNOB. DURING INITIAL TAKEOFF ROLL ALL PARAMETERS WERE NORMAL. NR 4 ENGINE, SAME AS NR 1 ENGINE. FOUND THE NR 1 ENGINE EGT PROBES NR 2 AND NR 6 DAMAGED, FOUND THE NR 4 ENGINE EGT WIRE SHORTED TO GROUND, REPAIRED AS REQUIRED IAW DC-8 MM.