Bosch 0445020119 High-Pressure Fuel Pump – Compact Power For 2.8L Workhorses

In the world of light trucks and compact construction machines, engines like the Cummins ISF2.8 don't get a day off. Every start, every stoplight, every loaded hill depends on stable rail pressure. At the centre of that job is the Bosch 0445020119 (0 445 020 119) high-pressure fuel pump – a compact common-rail unit tailored to small displacement diesels that still work like full-size engines.

 

 

Most technicians and parts managers don't search "high-pressure pump for 2.8-litre engine" – they search by numbers. On Google, catalogues and pump labels, this unit appears as:

Bosch: 0445020119, 0 445 020 119 

Cummins OE: 4990601, 4990601RX, sometimes written as 4 990 601  

Ford cross-reference: BH3T-9350-AA for certain Ford-branded applications using the ISF2.8 platform  

Including these numbers prominently on your product page lets you capture real-world queries like "4990601 fuel injection pump", "0 445 020 119 Bosch common rail pump" or "BH3T9350AA high pressure pump".

 

 

The 0445020119 is designed around small, high-output common-rail engines, most notably:

Cummins ISF2.8 and QSF2.8 2.8L turbo-diesel engines 

Widely installed in Foton light trucks and vans using ISF2.8 engines for city and regional distribution  

Used on various OEM applications and upfits – including Ford-badged models, aerial work platforms (Genie, JLG) and other equipment built around the ISF2.8 / QSF2.8 base engine  

On your independent site, combining engine codes (ISF2.8 / QSF2.8) with vehicle types (Foton light trucks, small delivery trucks, access equipment) helps your listing rank for both engine-based and application-based searches.

 

 

The 0445020119 is a Bosch common-rail high-pressure pump (often described as CP1/CP1H3 type in listings) designed to take low-pressure fuel from the lift system and compress it to the extremely high pressures required by modern injectors.  

Key points you can highlight:

High-pressure delivery for compact diesels – matched to the flow and pressure requirements of the 2.8-litre ISF platform, supporting clean combustion and Euro-level emissions strategies.  

Stable rail pressure output – several suppliers emphasise its ability to maintain smooth, consistent pressure, which translates directly into better drivability and fewer rail-pressure fault codes 

Genuine Bosch build quality – many distributors supply the 0 445 020 119 pump as a new, sealed Bosch unit with a 1-year warranty, sourced directly from the manufacturer. 

Compact, robust construction – listed weights around 6.7–7 kg show it's engineered as a serious off-highway component despite serving a relatively small displacement engine. 

For workshop customers, this means the pump isn't a generic replacement; it is calibrated hardware designed around the real fuelling needs of their engines.

 

 

People often arrive at your site because a machine is down, not because they enjoy reading spec sheets. Typical fault patterns on ISF2.8 / QSF2.8 engines that lead to a new pump include:

Persistent low rail pressure under load or at cranking, despite healthy injectors

Long cranking, hard starting, or no-start when hot

Engine derate, limp mode or fault codes related to common-rail pressure control

Noticeable loss of pull in Foton / Cummins ISF 2.8 light trucks or ISF2.8-powered equipment compared with previous seasons  

Building these symptoms into your description targets high-intent searches like "ISF2.8 low rail pressure 0445020119" or "Foton 2.8 no start fuel pump 4990601".

 

 

Professional buyers look for more than a price tag. To position your page as a specialist diesel source, you can highlight:

The importance of confirming both Bosch and OEM numbers on the old unit (0445020119 / 0 445 020 119 / 4990601 / BH3T9350AA) before ordering. 

The need to inspect filters and lines for contamination; many CP1-style pumps will pass debris into the rail if they fail mechanically, risking injector damage.  

Correct priming of the system after installation to avoid dry running and to help the engine start quickly with the new pump.

For some applications, pairing the new pump with a fresh fuel quantity control valve or control valve kit, as highlighted in Bosch parts lists.  

Clear, practical guidance like this makes your product page read like it came from a diesel specialist, not a generic marketplace.

 

 

 

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