Caterpillar part numbers starting 1W8
| 1W8192 | Cover (filter, oil) | Caterpillar | ||
| 1W8424 | Turbocharger housing (l.h.) (turbocharger, housing) | Caterpillar | ||
| 1W8425 | Turbocharger housing (r.h.) (turbocharger, housing) | Caterpillar | ||
| 1W8427 | Turbocharger assembly | Caterpillar | ||
| 1W8434 | Support (fastener, governor) | Caterpillar |