# Fuel pressure valve Cummins QSC8.3/QSL9 3963808 – new

> Cummins fuel pressure valve 3963808 for QSC8.3/QSL9 engines. Ensures stable injection system operation and injector protection.

- Category: [fuel system](https://wibako.com/shop/diesel-engines-parts/fuel-system.md)
- Manufacturer: Cummins
- Part number: 3963808
- Stock number: 15784
- Condition: new
- Price: 126.04 EUR gross (102.47 EUR net)
- Availability: in stock

Fuel pressure valve Cummins QSC8.3/QSL9 – new. Fits: Engine Cummins QSC8.3, Engine Cummins QSL9, Engine Cummins QSL8.9.

## Specification

- name: Fuel pressure valve
- mark: Cummins
- type: QSC8.3/QSL9
- part number: 3963808
- condition: new
- material: high-strength steel
- compatible engines: Cummins QSC8.3 / QSL9

## Description

Fuel pressure valve Cummins QSC8.3/QSL9 – new part offered by WIBAKO.

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

Part number: 3963808. Reference and alternative numbers: 1110010020. 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: 0.19 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 QSC8.3
- Engine Cummins QSL9
- Engine Cummins QSL8.9 CPL422

## Reference numbers

3963808, QSC8.3/QSL9, 1110010020

## Other items

- [Overflow valve Bosch 1110010020 – new](https://wibako.com/shop/diesel-engines-parts/fuel-system/24019X30508-overflow-valve-bosch-1110010020.md) – 72.86 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/219-cummins-qsc8-3-engine-overhaul.md)
- [Cummins QSL9-300 Engine Overhaul](https://wibako.com/about-us/news/149-cummins-qsl9-300-engine-overhaul.md)

---

Source: https://wibako.com/shop/diesel-engines-parts/fuel-system/12873X15784-fuel-pressure-valve-cummins-qsc8-3-qsl9-3963808
Contact: +48338704200, biuro@wibako.pl