# Crankcase breather Cummins 3964092 – used

> Cummins engine breather 3964092 - a key component of the oil system, ensuring effective oil vapor removal.

- Category: [lubrication system](https://wibako.com/shop/diesel-engines-parts/lubrication-system.md)
- Manufacturer: Cummins
- Part number: 3964092
- Stock number: 51250
- Condition: used
- Price: 111.94 EUR gross (91.01 EUR net)
- Availability: in stock

Crankcase breather Cummins – used. Fits: Engine Cummins ISLE4E340B, Engine Cummins QSC8.3, Engine Cummins QSL8.9 and others.

## Specification

- name: Crankcase breather
- mark: Cummins
- part number: 3964092
- condition: used
- brand: Cummins
- category: Internal Combustion Engines - Parts > Oil System

## Description

Engine breather (crankcase ventilation) for Cummins ISLE4E340B, QSC8.3 and QSL8.9 engines, part number 3964092 (also 3964093), weight 0.26 kg. The part separates oil from crankcase gases and vents them to the intake system, keeping the engine at the right pressure. The black plastic housing has a ribbed cover, two mounting lugs and a neck on the underside. Used part. Before ordering, compare the number with the breather on your engine, as Cummins breathers differ in port layout.

Fits: Engine Cummins ISLE4E340B, Engine Cummins QSC8.3, Engine Cummins QSL8.9, Engine Cummins QSL9.

Part number: 3964092. Reference and alternative numbers: 3964093. 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: 0.26 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 ISLE4E340B CPL1861
- Engine Cummins QSC8.3
- Engine Cummins QSL8.9 DUMMY
- Engine Cummins QSC8.3
- Engine Cummins QSL9
- Engine Cummins QSL8.9 CPL422

## Reference numbers

3964092, 3964093

## Other items

- [Crankcase breather Cummins 3964092 – used](https://wibako.com/shop/diesel-engines-parts/lubrication-system/42210X78536-crankcase-breather-cummins-3964092.md)

## 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 breather Cummins 3964092](https://wibako.com/images/1959278_1666695589396_1000x1000.webp)

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Source: https://wibako.com/shop/diesel-engines-parts/lubrication-system/42210X51250-crankcase-breather-cummins-3964092
Contact: +48338704200, biuro@wibako.pl