Remanufactured injector, cross-ref 04286251, VA97P380-2747. Bench-tested before shipment.
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04286251 is supplied as a remanufactured replacement injector. Cross-reference numbers: 04286251, VA97P380-2747. Application recorded for this part: Fits Deutz. Fuel is delivered to this injector already pressurised by the rail. What it contributes is timing and atomisation — opening and closing within milliseconds, several times per combustion event on modern engines. Small changes in spray pattern or opening behaviour show up quickly as noise, smoke and rising consumption. Symptoms that point to injector wear include hard starting when hot, rough idle, white smoke at start-up or black smoke under load, a sharp knocking from one cylinder, increased fuel consumption and a gradual loss of power. A back-leakage comparison across the set is the cheapest meaningful test: uneven return between cylinders points at the failing unit. Follow it with a cut-out test to confirm which cylinder actually stops contributing. Fitting notes: replace as a set rather than singly. A lone new injector will deliver differently from the worn ones around it, which usually reproduces the rough running. Use new sealing washers every time, clean the injector bore and seat carefully, and check whether your engine management expects classification codes to be entered after installation. Rebuild process: full teardown and measurement first, then replacement of all wear components, machining back to specification where required, followed by calibration and bench testing. The difference between this and a cleaned used part is the measurement and test record — we hold every unit to the specification for the part number, not just to 'it runs'. Test sheets available on request, and every unit ships with a 12-month warranty.
| Part number | 04286251 |
| Condition | Remanufactured (not a genuine OEM new part) |
| Cross-reference | 04286251, VA97P380-2747 |
| Application | Fits Deutz |
| Process | Disassembled, cleaned, measured, wear parts replaced, machined to specification |
| Bench test | Delivery, return flow, opening pressure and leakage recorded before dispatch |
| Warranty | 12 months |
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