Fuel Filter Pump Air Filter Replacement for Onan Same-Week Shipping
Emergency single-unit repairs ship without forced bulk quantities.
1J808-53050 Fuel Injector for Kubota D1803, V2403 — kept in our Guangzhou warehouse for fast dispatch when your loader is already down. Ships in 2–5 working days with a minimum order of just one piece, so there is no MOQ barrier on an emergency single-unit swap. Send us a part number, engine model, or even a photo of a worn nameplate and we will confirm the right fit before you buy.
Single-piece dispatch — A single aftermarket Fuel Injector 1J808-53050 leaves our Guangzhou warehouse within days, not weeks, when your loader sits idle on site.
| Parameter | Value |
|---|---|
| Part Number | 1J808-53050 |
| Product Type | Fuel Injector |
| Cross-Reference | 1J808-53052, 0445110775, 0445110711, 1J808-53051, KEARI-1J808 (reference only) |
| Machine Fitment | Kubota D1803, V2403, D1803-CR-TIE4B-KEA-1, V2403-CR-TIE4BG-KEA1, D1803-CR-TIE4, V2403-CR-TIE4, R430, R430CA |
| Condition | New Aftermarket |
| Warranty | 3–12 month warranty against manufacturing defects |
| Manufacturing Standard | ISO-certified manufacturing |
| Failure Symptom | Replacement Urgency |
|---|---|
| Rough idle or misfire on D1803/V2403 engine | Immediate — machine already down, revenue lost per hour |
| White or black smoke from R430 loader exhaust | High — indicates incomplete combustion, injector swap needed before next shift |
| Hard starting on cold mornings, V2403-CR-TIE4 | Same-day dispatch available from Guangzhou stock |
| Power loss under load on D1803-CR-TIE4B-KEA-1 | Urgent for quarry or construction site loaders with tight deadlines |
| Uneven cylinder contribution on V2403-CR-TIE4BG-KEA1 | Schedule replacement during current teardown to avoid second disassembly |
Fuel Injector 1J808-53050 in stock means the clock starts the moment you confirm, not weeks later when a batch finally ships.
I once spent three days chasing a blurry nameplate photo from a site supervisor whose R430 loader had stalled mid-shift. The engine model was partly legible, the injector number completely gone. By the time we cross-referenced the engine serial to the correct Kubota D1803 variant, the machine had sat idle far longer than the actual repair would take. [NEED_CITE: equipment downtime cost per hour in earthmoving operations] That delay had nothing to do with part availability and everything to do with identification lag. When your machine is already apart in the workshop, every hour of uncertainty is an hour the bay is blocked. This Fuel Injector 1J808-53050 in stock at our Guangzhou warehouse is built for exactly that scenario — confirmed fitment, single-piece minimum, and a realistic arrival timeline quoted before you commit.
The Fuel Injector 1J808-53050 sits on the shelf in our Guangzhou facility, not on a factory order list overseas. When you send a part number, machine model, or even a close-up photograph of a worn injector body, our technical team cross-checks against Kubota D1803 and V2403 engine variants before confirming dispatch. This Fuel Injector 1J808-53050 in stock is ready for single-unit orders — there is no minimum batch requirement standing between you and getting that R430 loader back on the grading circuit. We have handled emergency requests where the only input was a smudged engine plate on a V2403-CR-TIE4, and the correct injector was identified, packed, and handed to the courier the same day.
Dispatch from Guangzhou typically clears within a short window once stock and fitment are confirmed. Express courier delivery reaches most international destinations within days, air freight offers a mid-range option when the schedule allows a little more flexibility, and sea freight serves planned bulk replenishment where urgency is lower. [NEED_CITE: international freight transit comparison for construction spare parts] Each option includes tracking from warehouse door to your site gate. The Fuel Injector 1J808-53050 in stock is packed to survive the courier route — individual protective caps on the nozzle tip, anti-corrosion wrapping, and rigid carton staging so the injector arrives in the same condition it left the shelf. Time-zone overlap with our team means your confirmation sent in the evening can still trigger same-day warehouse action.
This Fuel Injector is engineered for common-rail diesel systems found in Kubota D1803 and V2403 engine families. The common-rail design demands precise internal tolerances at the nozzle and control valve — even minor deviation alters spray pattern and combustion timing, which is why manufacturing runs under ISO-certified quality control. The injector body interfaces directly with the cylinder head fuel gallery, so port alignment and seat sealing surface condition matter during installation. Cross-reference numbers including 0445110775 and 1J808-53052 (reference only) point to the same base injector platform used across multiple Kubota engine builds, yet internal calibration can differ between engine suffix variants like TIE4B and TIE4BG. Matching the exact engine designation ensures the injector delivers the correct fuel volume and rail pressure response your specific D1803-CR or V2403-CR configuration requires.
Sending back a misidentified injector means re-packaging, return freight, and a second wait cycle while the R430 sits on jack stands in the yard. I have seen workshops pull a machine apart, wait on a delivery, then discover the injector variant does not match the engine suffix — the nozzle fits physically but the internal mapping is wrong, and the engine still runs rough. [NEED_CITE: common rail injector variant mismatch symptoms in compact diesel engines] That second teardown costs labor hours you cannot bill and a customer relationship that takes longer to repair than the loader. Confirming the exact engine model and cross-referencing before dispatch eliminates this loop entirely.
Our own production lines and qualified sourced supply carry the same warranty terms, so you deal with one account regardless of which injector variant ships. Eight product categories under one roof mean if you also need fuel filters, seal kits, or return line fittings for the same Kubota engine job, everything consolidates into one dispatch. The single-piece minimum order exists specifically for breakdown situations — no one should be forced to buy a set of four when only one cylinder is faulty. Guangzhou warehouse stock on high-failure items like this Fuel Injector 1J808-53050 means the part is physically on a shelf, not on a supplier lead-time list. Part identification from a photograph, machine model, or worn nameplate image removes the guesswork that causes wrong-part shipments. Our technical team confirms engine variant compatibility before the box is sealed, so the injector that arrives is the one your D1803 or V2403 actually needs.
Provide the part number printed on the old injector, the Kubota engine model plate, or simply a clear photograph of the injector body and your machine nameplate. We cross-reference the engine suffix, verify variant compatibility against D1803 and V2403 configurations, and return a confirmed stock status with realistic dispatch and arrival timing — all before you place an order.
Q: Is this Fuel Injector 1J808-53050 in stock and how fast can it ship? A: Yes, this Fuel Injector 1J808-53050 in stock at our Guangzhou warehouse is available for immediate picking. Once fitment is confirmed against your engine model, dispatch typically occurs within a short window. Express courier delivery follows in days, and tracking is provided from our door to yours so you know exactly when the injector arrives.
Q: Can I order just one injector for an emergency repair? A: Absolutely. Our minimum order is one piece — there is no batch requirement blocking a single-unit emergency replacement. If your Kubota R430 loader has one faulty cylinder, we ship one Fuel Injector 1J808-53050 without forcing you to purchase a full set you do not need today.
Q: My nameplate is worn off — can you identify the right part from a photo or machine model alone? A: Yes. Send a photograph of the injector body, the engine block casting, or any remaining data plate markings. Our technical team cross-references against Kubota D1803 and V2403 engine variants to confirm the correct injector before dispatch, removing the identification delay that keeps machines down.
Q: What happens if the injector arrives and does not fit? A: Our warranty covers manufacturing defects for 3–12 months. If a fitment issue arises despite pre-dispatch verification, we work with you on replacement or resolution. Pre-order sample testing is also available for first-time buyers who want to confirm physical fitment on the engine before committing to larger quantities.
Not sure if this part fits your machine? Send us your machine model number and serial number via WhatsApp or email -- our specialists will verify compatibility within 2 hours.
Fill in your details and we'll respond within 24 hours with a competitive quote.
Explore more high-quality excavator and heavy equipment parts from XUNPO.
Emergency single-unit repairs ship without forced bulk quantities.
Injection Pump KM186FGET-12000, new aftermarket diesel fuel pump compatible with Yanmar L48N,...
Get your Bobcat T450 or T550 back to peak performance with the...
KM186FGET-12000 Fuel Injector Pump with Valve for Yanmar L48N — held in...