tugboat John Arthur

| Model #: | 6HM2124 | Engine #: | 11811 |
| Bore & Stroke: | 13" x 16" | Cylinders: | six |
| Horsepower: | 400 | RPM: | 300 |
| Current Owner: | George Coates link |
| Current Location: | Chesapeake City, Maryland map |
| Current Condition: | Operational |
Engine History
The tugboat John Arthur is powered by its original 6HM2124 Atlas-Imperial diesel engine. The engine is fresh-water cooled using a heat exchanger on its port side.
External Links
George Coates' engine page
Boating with TR's information about the John Arthur