| Class | Wheel Arr. |
Dr. Diam. |
Cylinders Dia. x Str. |
Boiler Press. |
Ad. Wt. |
EW WO |
Grate Area |
Evap. Surface |
Sup. Surface |
Remarks |
| 49 | 4-6-0 | 72in | 21x26in | 175psi | 45t | 62t | 26sq.ft. | 1465sq.ft. | 255sq.ft. | Clan |
| 70 | 4-6-0 | 72in | 21x28in | 160psi | 54t | 73t | 25sq.ft. | 1600sq.ft. | 350sq.ft. | River |
| 73 | 4-4-0 | 75in | 20x26in | 180psi | 34t | 55t | 23sq.ft. | 1140sq.ft. | 180sq.ft. | Cumming |
| 75 | 4-6-0 | 63in | 20½x26in | 175psi | 44t | 57t | 26sq.ft. | 1465sq.ft. | 255sq.ft. | Clan Goods |
| A | 4-6-0 | 69in | 19½x26in | 180psi | 45t | 59t | 26sq.ft. | 2050sq.ft. | none | Castle |
| B | 4-4-0 | 75in | 19x24in | 175psi | 32t | 51t | 21sq.ft. | 1300sq.ft. | none | Loch |
| C | 4-4-0 | 72in | 18¼x26in | 175psi | 31t | 46t | 21sq.ft. | 1175sq.ft. | none | Small Ben |
| D | 4-4-0 | 75½in | 18x24in | 160psi | 30t | 45t | 19sq.ft. | 1240sq.ft. | none | Strath |
| E | 4-4-0 | 75½in | 18x24in | 160psi | 28t | 43t | 19sq.ft. | 1140sq.ft. | none | Clyde Bogie |
| F (1874) | 4-4-0 | 75½in | 18x24in | 140psi | 27t | 41t | 16sq.ft. | 1230sq.ft. | none | Duke |
| F (1883) | 4-4-0 | 75½in | 18x24in | 150psi | 27t | 42t | 16sq.ft. | 1150sq.ft. | none | Duke |
| I | 4-6-0 | 63½in | 20x26in | 175psi | 42t | 56t | 23sq.ft. | 1675sq.ft. | none | Big Goods |
| K | 0-6-0 | 60in | 18¼x26in | 175psi | 43t | 43t | 21sq.ft. | 1175sq.ft. | none | Barney |
| L | 4-4-0 | 63½in | 18x24in | 150psi | 28t | 43t | 16sq.ft. | 1215sq.ft. | none | Skye Bogie |
| O (1878) | 2-4-0T | 55½in | 16x24in | 140psi | 25t | 36t | 16sq.ft. | 900sq.ft. | none | Jones |
| O (1878) | 4-4-0T | 57½in | 16x24in | 140psi | 25t | 38t | 16sq.ft. | 900sq.ft. | none | Rebuilt |
| O (1879) | 2-4-0T | 55½in | 16x24in | 140psi | 25t | 36t | 16sq.ft. | 915sq.ft. | none | Jones |
| O (1879) | 4-4-0T | 57½in | 16x24in | 150psi | 25t | 38t | 16sq.ft. | 915sq.ft. | none | Rebuilt |
| P | 4-4-0T | 63in | 16x22in | 160psi | 30t | 44t | 14sq.ft. | 885sq.ft. | none | Yankee |
| S | 0-4-4T | 51in | 14x20in | 100psi | 20t | 32t | 13sq.ft. | 640sq.ft. | none | Strathpeffer |
| T | 2-4-0T | 48in | 12x18in | 140psi | 17t | 24t | 8sq.ft. | 550sq.ft. | none | Special |
| U (1908) | 4-4-0 | 72in | 18¼x26in | 175psi | 36t | 53t | 20sq.ft. | 1650sq.ft. | none | Big Ben |
| U (1908) | 4-4-0 | 72in | 18¼x26in | 175psi | 37t | 54t | 21sq.ft. | 1150sq.ft. | 170sq.ft. | Rebuilt |
| V | 0-6-0T | 62½in | 18x24in | 160psi | 48t | 48t | 16sq.ft. | 1185sq.ft. | none | Shunting |
| W | 0-4-4T | 54in | 14x20in | 150psi | 22t | 36t | 13sq.ft. | 720sq.ft. | none | Passenger |
| X | 0-6-4T | 60in | 18¼x26in | 180psi | 51t | 71t | 22sq.ft. | 1270sq.ft. | none | Banking |
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