I RODE BEHIND THE 486 ON SUNDAY 12/10/00 AND SPOKE WITH THE TRAIN AND ROUNDHOUSE CREW AND SHE SEEMS TO BE RUNNING FINE. HAVING HELPED PUT THE 486 BACK TOGETHER THIS SUMMER AND SPECIFICALLY THE SUPER HEATERS THEIR WAS NO PROBLEM WITH THEM. THE PROBLEM WAS WITH THE VALVE TIMING. I'M NO EXPERT BUT HAVE A BETTER UNDERSTANDING OF HOW A 75 YEAR OLD LOCOMOTIVE WORKS AND WITH ALL THE MOVING PARTS AND THE FEW PROBLEMS, THE 486 IS DOING GREAT. IT TOOK A LOT OF OVER-TIME AND EFFORT ON THE PART OF MANY TALENTED PEOPLE TO GET HER GOING AGAIN IN SUCH A SHORT TIME.