About this part
RE507959 is supplied as a remanufactured replacement fuel injection part. Cross-reference numbers: RE507959, 294000-2730, 294000-0050, 294000-0059. Application recorded for this part: Fits John Deere.
In a common rail system the injector is the component that actually controls combustion. It holds back fuel at rail pressure and lifts for only a few milliseconds at a time, metering the exact quantity and breaking it into a fine spray so the charge ignites cleanly. When delivery drifts, the engine does not usually stop — it simply starts to burn fuel badly.
Watch for hard hot starting, uneven idle, visible smoke, a misfire that clears when the engine is revved, and consumption creeping up without any change in operating conditions.
It costs little to confirm the diagnosis first. Compare return flow between cylinders and cut each injector in turn on a scan tool; if one cylinder makes no difference to running quality, that is your culprit.
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.
What we do differently: every core is stripped to components, inspected against wear limits and measured before anything is reused. Worn parts are replaced, not cleaned and refitted. After reassembly the unit is bench-tested — delivery, return flow, opening pressure and leakage — and only units inside specification are dispatched. We can send the test sheet for your order before it leaves. Every remanufactured unit carries a 12-month warranty.
Specifications
| Part number | RE507959 |
| Condition | Remanufactured (not a genuine OEM new part) |
| Cross-reference | RE507959, 294000-2730, 294000-0050, 294000-0059 |
| Application | Fits John Deere |
| 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 |
Fitment note. Several part numbers in this family look similar. Confirm the number on your
existing unit, the engine model and the machine or vehicle application before ordering. Send us a nameplate photo
and we will verify the match before dispatch.
All manufacturer names, symbols and part numbers are used for identification and cross-reference purposes only. We are not an authorised distributor and are not affiliated with the original equipment manufacturer. Products offered are remanufactured or new aftermarket replacement parts unless stated otherwise.
