# Belt tensioner Cummins 3978022 – used

> Cummins belt tensioner 3978022 - used part for internal combustion engines, ensuring reliability and durability.

- Category: [Drive elements](https://wibako.com/shop/diesel-engines-parts/drive-elements.md)
- Manufacturer: Cummins
- Part number: 3978022
- Stock number: 71533
- Condition: used
- Price: on request
- Availability: in stock

Belt tensioner Cummins – used. Fits: Engine Cummins 5.9, Engine Case 6T-830, Engine Cummins 6BT5.9 and others.

## Specification

- name: Belt tensioner
- mark: Cummins
- part number: 3978022
- condition: used
- category: Internal combustion engines - parts > Drive elements
- availability: available

## Description

Belt tensioner Cummins – 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 5.9, Engine Case 6T-830, Engine Cummins 6BT5.9, Engine Komatsu SA6D102E-1, Engine Cummins B3.9, Engine Cummins QSC8.3, Engine Cummins 6CT8.3, Engine Cummins ISME38530 and others. Full list in the “Applications” tab.

Part number: 3978022. 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: 1.54 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 5.9
- Engine Case 6T-830
- Engine Cummins 6BT5.9
- Engine Komatsu SA6D102E-1 CPL2063
- Engine Cummins B3.9 CPL2361
- Engine Cummins QSC8.3
- Engine Case 6T-830 CPL1943
- Engine Cummins 6CT8.3
- Engine Cummins 6BT5.9
- Engine Cummins ISME38530
- Engine Cummins ISME34530 CPL2830
- Engine Cummins ISME34530

## Reference numbers

3978022

## Guides and case studies

- [Komatsu PC350LC With a Dead Engine. End of the Machine or a Major Repair?](https://wibako.com/about-us/video/840-komatsu-pc350lc-with-a-dead-engine-end-of-the-machine-or-a-major-repair.md)
- [Komatsu PC350LC with a dead engine. Replacement with a re-equipped Cummins QSC8.3](https://wibako.com/about-us/news/841-komatsu-pc350lc-with-a-dead-engine-replacement-with-a-re-equipped-cummins-qsc8-3.md)
- [Service and Repair of Cummins 6BT5.9 Engine](https://wibako.com/about-us/service/526-service-and-repair-of-cummins-6bt5-9-engine.md)
- [Repair and Overhaul of Cummins QSC8.3 Engine](https://wibako.com/about-us/service/501-repair-and-overhaul-of-cummins-qsc8-3-engine.md)

![Photo: Belt tensioner Cummins 3978022](https://wibako.com/images/2107833_1737963650663_1000x1000.webp)

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Source: https://wibako.com/shop/diesel-engines-parts/drive-elements/18418X71533-belt-tensioner-cummins-3978022
Contact: +48338704200, biuro@wibako.pl