# Fuel return line Cummins B4.5 3966863 – used

> Fuel return line Cummins B4.5 3966863 – used, in stock, 45.54 EUR net. Fits: Engine Cummins 4BT3.9, Engine Cummins B4.5.

- Category: [fuel system](https://wibako.com/shop/diesel-engines-parts/fuel-system.md)
- Manufacturer: Cummins
- Part number: 3966863
- Stock number: 43013
- Condition: used
- Price: 56.01 EUR gross (45.54 EUR net)
- Availability: in stock

Fuel return line Cummins B4.5 – used. Fits: Engine Cummins 4BT3.9, Engine Cummins B4.5.

## Specification

- name: Fuel return line
- mark: Cummins
- type: B4.5
- part number: 3966863
- condition: used

## Description

Fuel return line Cummins B4.5 – used part offered by WIBAKO. Used part. Its actual condition is shown in the photos; on request we will send more photos or details.

Fits: Engine Cummins 4BT3.9, Engine Cummins B4.5.

Part number: 3966863. To be sure the part fits, compare the number on the nameplate or in the catalogue – or send us an enquiry with the part number or the machine (engine) serial number and we will confirm the fit.

Weight: 0.09 kg. Shipping: dispatched no later than the next working day after the order.

We also carry out [diesel engine overhauls](https://wibako.com/services/overhauls-of-combustion-engines).

## Fits (machines and engines)

- Engine Cummins 4BT3.9
- Engine Cummins B4.5
- Engine Cummins B4.5 CPL8204

## Reference numbers

3966863, B4.5

## Guides and case studies

- [Cummins 4BT3.9 Engine Overhaul](https://wibako.com/about-us/news/146-cummins-4bt3-9-engine-overhaul.md)
- [Service and Repair of Cummins 4BT3.9 Engine](https://wibako.com/about-us/service/532-service-and-repair-of-cummins-4bt3-9-engine.md)
- [Overhaul of the Cummins 4BT3.9 Engine](https://wibako.com/about-us/news/316-overhaul-of-the-cummins-4bt3-9-engine.md)

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Source: https://wibako.com/shop/diesel-engines-parts/fuel-system/35308X43013-fuel-return-line-cummins-b4-5-3966863
Contact: +48338704200, biuro@wibako.pl