| Present Location | Gwili |
| County Location | Carmarthenshire |
| Designed For | GWR |
| Build Location | Swindon |
| Diagram number | S4 |
| Lot number | 245 |
| Type | TY |
| First Number | 793 |
| Present Number | None |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | Body only |
| Original Underframe | No |
| Original Bogies/Wheelsets | No |
| Additional Notes | Body P 1991. Body protected by corrugated iron hut at Llwyfan Cerrig siding. Formerly a dwelling at Crymmych Arms. By 08/23: following merger of Caerphilly Railway Society, Gwili Vintage Carriage Group and Swansea Vale Railway, now owned by Welsh Railways Trust. |
| Owner | Welsh Railways Trust |
| External Structural Condition | Satisfactory |
| Internal Structural Condition | Not Applicable |
| Underframe Condition | Not Applicable |
| External Finish | Poor and Incomplete |
| Internal Finish | Poor and Incomplete |
| Degree of External Originality | As left Departmental service |
| Degree of Internal Originality | Not Applicable |
| Degree of Underframe/Running Gear Originality | Not Applicable |
| Degree of External Authenticity | Good |
| Degree of Internal Authenticity | Not Applicable |
| Degree of Underframe Authenticity | Not Applicable |
| Rarity | Few |
| Historical Importance | Some Importance |
| Storage | Under Cover |
| Operating | No |
| Survey Date | 25/08/2003 |
| Surveyor | Kevin Stroud |
| Photo Date | 01/04/2005 |
| Photo by | Jones |
| At Risk | No |
| Date Record Last Updated | 04/09/2023 |
