# Main bearings STD WIBAKO 3945917 – new

> Main bearings STD WIBAKO 3945917 for Cummins engines. High durability and precision, perfect for construction and industrial machinery.

- Category: [crankshafts and bearings](https://wibako.com/shop/diesel-engines-parts/crankshafts-and-bearings.md)
- Manufacturer: WIBAKO
- Part number: 3945917
- Stock number: 15775
- Condition: new
- Price: 89.62 EUR gross (72.86 EUR net)
- Availability: in stock

Main bearings STD WIBAKO – new. Fits: Engine Cummins 505/C8.3, Engine Cummins QSC8.3, Engine Cummins QSL9 and others.

## Specification

- name: Main bearings STD
- mark: WIBAKO
- part number: 3945917
- condition: new
- cylinder diameter: 122 mm
- application range: Cummins 6CT 8.3, QSC 8.3, ISC 8.3, QSL 8.9, ISL 8.9, ISL 9
- version: STD

## Description

Main bearings STD WIBAKO – new part offered by WIBAKO.

Fits: Engine Cummins 505/C8.3, Engine Cummins QSC8.3, Engine Cummins QSL9, Engine Cummins 6TAA-8.3.

Part number: 3945917. Reference and alternative numbers: 77798600, 3802210, 6CT, 3802210 / 3944153 / 3944158 / 3944163 / 3945917, QSC / QSL, 3901400 / 3901590 / 3901630 / 3916830 / 3916840, 3925012 / 3926798 / 3945930. 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: 1.9 kg. Shipping: new parts ordered by 10:00 (CET) are dispatched the same working day, other orders the next working day.

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

## Fits (machines and engines)

- Engine Cummins 505/C8.3 CPL2060
- Engine Cummins QSC8.3
- Engine Cummins QSC8.3
- Engine Cummins QSL9
- Engine Cummins 6TAA-8.3 CPL8088

## Reference numbers

3945917, 77798600, 3802210, 6CT, 3802210 / 3944153 / 3944158 / 3944163 / 3945917, QSC / QSL, 3901400 / 3901590 / 3901630 / 3916830 / 3916840, 3925012 / 3926798 / 3945930

## Other items

- [Main bearings STD, 6 cyl. Kolbenschmidt 77798600 – new](https://wibako.com/shop/diesel-engines-parts/crankshafts-and-bearings/40456X73360-main-bearings-std-6-cyl-kolbenschmidt-77798600.md) – 70.36 EUR
- [Main bearings WIBAKO 6CT 3802210 – new](https://wibako.com/shop/diesel-engines-parts/crankshafts-and-bearings/7131X8511-main-bearings-wibako-6ct-3802210.md) – 66.03 EUR

## Guides and case studies

- [CUMMINS QSC 8.3 ENGINE - WHAT HAS CHANGED?](https://wibako.com/about-us/video/326-cummins-qsc-8-3-engine-what-has-changed.md)
- [Cummins QSC8.3 – the modern evolution of the legendary 6CT series](https://wibako.com/about-us/blog/295-cummins-qsc8-3-the-modern-evolution-of-the-legendary-6ct-series.md)
- [Cummins QSC8.3 Engine Overhaul](https://wibako.com/about-us/news/229-cummins-qsc8-3-engine-overhaul.md)
- [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)

![Photo: Main bearings STD WIBAKO 3945917](https://wibako.com/images/80908_1455614499161_1000x1000.webp)

---

Source: https://wibako.com/shop/diesel-engines-parts/crankshafts-and-bearings/12862X15775-main-bearings-std-wibako-3945917
Contact: +48338704200, biuro@wibako.pl