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12_246ccff2-5c92-461f-a6f4-f5e0b535f016 - Northline Parts

Fuel Injector for Kubota L4400 L45 L4600 L4610 – 16454-53003 / 16454-53900

SKU: NLT2T01102
$46.29 In Stock
$46.29
Sale price  $46.29 Regular price 
Ships for free in 2–4 business days.
This diesel fuel injector cross-references Kubota 16454-53003 and 16454-53900 for compatible L4400, L45, L4600 and L4610 applications.
Estimated delivery between
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Compatible Models

We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.

Compatible equipment / model
Brand / Equipment Compatible Models / Engines Fitment Notes
Kubota L4400 Tractor
Kubota L45 Tractor-loader-backhoe
Kubota L4600, L4610 Tractors / compact equipment references

Product Overview

The injector meters and atomizes diesel fuel into the cylinder. Wear, contamination or nozzle damage can create hard starting, rough running, excessive smoke, cylinder imbalance and loss of power, although pump timing, compression and fuel quality should be checked during diagnosis.

Kubota L-series machines can use different engine variants across model and serial ranges. Confirm the injector number on the existing unit or in the Kubota parts catalog before ordering, especially when replacing a full set.

Key Features & Performance

  • Cross-references Kubota 16454-53003 and 16454-53900
  • Application-specific mechanical diesel injector
  • Suitable for listed L-series tractor/loader-backhoe applications when the original number matches

Reference Part Numbers

  • 16454-53003
  • 16454-53900

Product Details

  • Component: Mechanical diesel fuel injector

What to Verify Before Ordering

Confirm engine model, machine serial number and injector cross-reference before ordering. Compare inlet/nozzle configuration with the original.

Frequently Asked Questions

What symptoms can a worn injector cause?
Hard starting, smoke, rough idle, diesel knock and reduced power are common possibilities.

Should the fuel system be cleaned during injector replacement?
Yes. Clean fuel, lines and filters are important because contamination can quickly damage replacement injectors.

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