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12_7fc1e3c1-6e16-4dcc-a11f-4f68c0e3f9c6 - Northline Parts

Isuzu 4BD1 Fuel Hand Priming / Feed Pump

SKU: NLT2T05278
$22.99 In Stock
$22.99
Sale price  $22.99 Regular price 
Ships for free in 2–4 business days.
This hand-priming feed pump is intended for Isuzu 4BD1 engine applications including 4BD1-PTH01, 4BD1-PZ and 4BD1-PZ01 configurations.
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
Compatible equipment / model
Isuzu 4BD1-PTH01
Isuzu 4BD1-PZ
Isuzu 4BD1-PZ01

Product Overview

A worn feed pump can allow fuel drain-back, make hand priming ineffective or starve the injection pump under load, causing hard starts and power loss that can look like an injection-pump problem.

Replacing the pump restores low-pressure fuel delivery and the manual priming function when the lines, filters and tank pickup are known to be clear.

Key Features & Performance

  • Isuzu 4BD1 engine family
  • Hand-priming function
  • Mechanical low-pressure feed pump
  • Fits listed PTH/PZ variants
  • Mounts at the injection-pump fuel supply system

What Is Included

1 fuel hand priming / feed pump.

Fitment Notes

Verify the pump mounting flange, lever/drive arrangement and inlet/outlet orientation against the original 4BD1 application.

Frequently Asked Questions

Is this a genuine OEM part?
No, unless the product page specifically states otherwise. This listing is for a replacement, accessory, upgrade or repair component as described above. OE and interchange numbers are provided only to identify the original part/application it is intended to replace.

How should I verify fitment before ordering?
Match the equipment model, engine model, voltage, connector or terminal layout, mounting points and any reference numbers above against the original component. For engine and fuel-system parts, also confirm the engine serial or injection-pump configuration when available.

Part Summary

Keywords: Isuzu 4BD1 Fuel Hand Priming / Feed Pump

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