The Mitsubishi S6B3 engine line groups 5 variant designations. Parts and fitment are pooled here so a cross-reference found on one variant surfaces for the whole family.
| Part # | Description | Category |
|---|---|---|
| 300121 | Air cleaner element | air_filter |
| 300125 | Air cooler — Clean. | air_filter |
| 301267 | Air supply valve (air tank) | air_filter |
| 302560 | Air filter (air-motor type) | air_filter |
| 300025 | Battery | battery |
| 300026 | Battery | battery |
| 302699 | Coolant | coolant_filter |
| 302700 | Coolant | coolant_filter |
| 300616 | Fuel supply valve | fuel_filter |
| 302545 | Fuel filter | fuel_filter |
| 300046 | API Service Classification CD oil | grease |
| 300337 | Injection nozzle — Removal and installation. | injector |
| 301597 | Drain out oil when engine is still hot shortly after operation. Use engine oil of API service classification “CD” (for high-speed, high-load, turbocharged diesel engines). | maintenance |
| 300458 | Injection pump drive coupling | oil_filter |
| 405320 | Full-flow oil filters | oil_filter |
| 302668 | Oil level gauge | oil_level_gauge |
| 300041 | Fuel cleanliness — Additional notes. | other_service |
| 300045 | Lubricant viscosities — Recommendations. | other_service |
| 300050 | General instructions | other_service |
| 302152 | Never break the seals | other_service |
| 302701 | Fuel cleanliness — Storage tank instructions. | other_service |
| 300155 | Starter — Check. | starter |
| 32522-04100 | Thermo Label 75°C to 95°C (167°F to 203°F) | thermostat |
| 32522-04200 | Thermo Label 100°C to 120°C (212°F to 248°F) | thermostat |
| 300124 | Turbocharger — Clean and inspect. | turbocharger |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Leads compiled from supplier catalogs across the family’s variants; verify the exact part for your variant and serial number.