What was found
IAD/CHO - FLT 6172 - DURING CRUISE AT 1244 HOURS ON 8-4-97, MADE AN UNSCHEDULED LANDING DUE TO LT ENGINE TORQUE AND RPM FLUCTUATIONS. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND ADJUSTED EGT COMPENSATORY AND REPAIRED COLD SOLDER ON EGT CANNON PLUG, OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (X)