Some Interesting Components from 786
| 786 Piston
The cylinder diameter is about 26." There are 3 ring grooves in each piston. |
 Photo: John Mandell |
| The rings are made up of segments. The segments are assembled in pairs on a circular rod and then staggered so that the gap between each segment does not cause a leak. There are 8 segment pairs for each ring groove. |
 Photo: John Mandell |
| Closer view of the ring segments assembled onto the circular rod. These are the rings as removed from 786. They will be replaced by freshly machined rings. |
 Photo: John Mandell |
| Each segment is about 10" long. Each pair is made of one cast iron segment and a bronze segment. |
 Photo: John Mandell |
| Ring segment showing the profile |
 Photo: John Mandell |
| 786 valves |
 Photo: John Mandell |