| 25000286 | Kit, water elbow | | | |
| 25000383-1 | Gasket kit mdl 131, 6cyl | | | |
| 25000405 | Conversion kit mex hat with bolts & | | | |
| 25000413-1 | Kit | | | |
| 25000595 | 251 plus cyl head | | | |
| 25000601 | Kit of cyl head 251 plus | | | |
| 25010610 | Kit, engine overhaul, r/b 25010610-7 | | | |
| 2501067-7 | Gasket kit | | | |
| 2501076-8 | Head gasket kits | | | |
| 25010810 | Insert | | | |
| 25010810-2 | Sleeve kit, upper liner | | | |
| 25010810-4 | Sleeve kit | | | |
| 25023P | Dead in train valve | | | |
| 250950 | Deflector lubricant outer bearing pinions end | | | |
| 250951 | Cap grease outer bearing pinion end | | | |
| 250954 | End bell electric rotating equipment traction moto | | | |
| 250988 | Bolt hexagon 5/8" x 100mm x thread 35mm bsw | | | |