Shop mechanics perform a sustained load test on SD24 No. 4511. They had the prime mover running full-out for at least a half an hour. Honestly, I don't know how they could hear each other, the sou... (more)

Workmen load test an SD24 outside the shops. How they can hear each other talking is beyond me, because the sound of the notched-out 567 prime mover is deafening!