DensoHP3/HP4 Series High-Pressure Pumps
Denso Common Rail Fuel Injection System
Common Rail Fuel
Engineer's Note: This list includes validated OEM part numbers for 10,000hr (Top End) and 20,000hr (Major) overhauls. Quantities are per single engine unit.
| Select | System | Part Name | OEM P/N | Qty |
|---|---|---|---|---|
| Fuel Pumps | Common Rail HP3 Pump (Standard) | 294000-2322 | 1 | |
| Fuel Pumps | Common Rail HP4 Pump (Premium) | 294000-0330 | 1 | |
| Fuel Pumps | Common Rail HP4 Pump Variant | 294000-0331 | 1 | |
| Fuel Pumps | Common Rail HP4 Pump Variant | 294000-0332 | 1 | |
| Fuel Pumps | HP3 Plunger & Barrel Assembly | 094000-0120 | 1 | |
| Fuel Pumps | Pre-Filter Supply Pump | 294180-0080 | 1 | |
| Fuel Pumps | Delivery Valve (Isobaric Relief) | 294140-0150 | 1 | |
| Pressure Control | Suction Control Valve (SCV) | 294009-0120 | 1 | |
| Pressure Control | Suction Control Valve (Alt) | 294009-0260 | 1 | |
| Pressure Control | Fuel Rail Pressure Relief Valve | 294200-0260 | 1 | |
| Pressure Control | Rail Pressure Relief Valve (Alt) | 294200-0360 | 1 |