Tri-ang Diesel Railcar
R.157 Power Car R.158 Dummy Car
There were four main versions of the Power and Dummy cars during the Tri-ang era.
| Type | Bogies | Logo | Number | Coupling | Roof | Note |
| a Power | Power + X29 Coach | BR Lion | M79628 | Original Mk2 Open Type | Smooth | |
| Dummy | 2 X29 Coach | None | M79629 | |||
| b Power | Power + New X302 | BR Roundel | M79628 | Tensionlock | Smooth |
New non powered Bogie
|
| Dummy | 2 New X302 | None | M79629 | |||
| b/2
Power
2nd Issue |
Power + X302 | BR Roundel | M79628 | Tensionlock | Ribbed |
Revised BR Roundel Ribbed roof |
| 2 X302 | None | M79629 |
|
|||
| c Power | Power + X302 | BR Roundel | Smaller M79628 | Tensionlock | Ribbed | Seating Unit fitted Smaller Buffers Darker Green |
| Dummy | 2 X302 | None | Smaller M79632 | |||
| d Power | Power + X302 | BR Roundel | Smaller M79079 | Tensionlock | Ribbed | Yellow front panel
added to Cab |
| Dummy | 2 X302 | None | Smaller M79632 | |||
The four Dummy Cars