| Manufacturer | Bore & Stroke | Cylinders | HP | RPM | Engine | Current Use |
|---|---|---|---|---|---|---|
| Kahlenberg | four | collector Gary Matthews | display | |||
| Kahlenberg | five | tugboat L.L. Smith Jr | propulsion | |||
| Kahlenberg | three | fish tug Evelyn S | display | |||
| Kahlenberg | four | tugboat Oscar | propulsion | |||
| Kahlenberg | tugboat Islay | propulsion | Kahlenberg | 12 1/2 x 14 | tugboat Mount McKay | propulsion |
| Kahlenberg | four | Port Burwell Maritime Museum | display | |||
| Kahlenberg | Two Rivers Water & Light | display | ||||
| Winton | fireboat Firefighter | propulsion | ||||
| Winton | yacht Portola | propulsion | ||||
| Sulzer | ||||||
| Wolverine | five | 150 | 300 | Connecticut Antique Machinery Association | display |