# Crankcase Cummins 3971390 – used

> Crankcase Cummins 3971390 – used, in stock, price on request. Fits: Engine Case 6T-830, Engine Cummins QSC8.3. Shipped from our warehouse in Poland, VAT invoice.

- Category: [Cylinder blocks and repair sets](https://wibako.com/shop/diesel-engines-parts/cylinder-blocks-and-repair-sets.md)
- Manufacturer: Cummins
- Part number: 3971390
- Stock number: 30866
- Condition: used
- Price: on request
- Availability: in stock

Crankcase Cummins – used. Fits: Engine Case 6T-830, Engine Cummins QSC8.3, Engine Cummins QSL9 and others.

## Specification

- name: Crankcase
- mark: Cummins
- part number: 3971390
- condition: used

## Description

Crankcase 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 Case 6T-830, Engine Cummins QSC8.3, Engine Cummins QSL9, Engine Cummins QSL8.9.

Part number: 3971390. Reference and alternative numbers: 4945772, 3971391, 3965940R4, QSC8.3, 4936028R1. 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: 230 kg. Shipping: dispatched no later than the next working day after the order. Due to its weight it ships on a pallet (dispatch within 2 working days).

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

## Fits (machines and engines)

- Engine Case 6T-830 CPL1943
- Engine Cummins QSC8.3
- Engine Cummins QSL9
- Engine Cummins QSL8.9 CPL422

## Reference numbers

3971390, 4945772, 3971391, 3965940R4, QSC8.3, 4936028R1

## Other items

- [Crankcase Cummins 4945772 – used](https://wibako.com/shop/diesel-engines-parts/cylinder-blocks-and-repair-sets/25107X33938-crankcase-cummins-4945772.md)
- [Crankcase Cummins 4945772 – used](https://wibako.com/shop/diesel-engines-parts/cylinder-blocks-and-repair-sets/25107X6785-crankcase-cummins-4945772.md) – 1 814.47 EUR

## 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)
- [Repair and Overhaul of Cummins QSC8.3 Engine](https://wibako.com/about-us/service/501-repair-and-overhaul-of-cummins-qsc8-3-engine.md)
- [Service and Repair of Cummins QSL9 Engine](https://wibako.com/about-us/service/447-service-and-repair-of-cummins-qsl9-engine.md)

![Photo: Crankcase Cummins 3971390](https://wibako.com/images/232734_1567514836842_1000x1000.webp)

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Source: https://wibako.com/shop/diesel-engines-parts/cylinder-blocks-and-repair-sets/49886X30866-crankcase-cummins-3971390
Contact: +48338704200, biuro@wibako.pl