MAN 51103020545 Injection Line

Description

The MAN 51103020545 injection line is a critical component of a diesel fuel injection system, responsible for delivering fuel from the high-pressure pump to the fuel injectors. It's commonly used in heavy-duty engines found in trucks, buses, and construction equipment. This line is engineered for high-pressure resistance and consistent fuel delivery, ensuring optimal engine performance and reduced emissions. Manufactured in Germany, it boasts dimensions of 35 x 150 x 500 mm and is built to withstand the demanding conditions of commercial vehicle operation.

Key Features & Benefits

This line basically delivers fuel from the fuel tank, through the fuel pump and filter, and right up to the fuel injectors on your engine. It’s a pretty simple part, really—it’s just a tube, but it needs to handle pressurized fuel and resist corrosion. They’re usually made of a special rubber or a composite material that can stand up to gasoline and all the heat under the hood. Think of it as a crucial artery in your engine’s fuel system. It’s how the fuel actually gets to where it needs to be to make power. The fuel pump pushes the fuel through this line, and the injectors then spray it into the engine. Without a good, solid line, you won’t have fuel reaching the engine consistently, or at all. Sometimes these lines run along the underside of the vehicle, so they’re exposed to road grime and potential damage.

Symptoms, Risks & Replacements

It’s vital because even a tiny leak or crack in this line can cause serious problems. You’ll notice if you have a leak usually – you'll smell fuel, and potentially see it dripping. But sometimes it's a slow weep, so it's not always obvious right away. A failing line can cause rough running, a loss of power, or even prevent the engine from starting. It acts like a shield protecting the fuel delivery system from contamination, and keeping everything sealed up. Ignoring a bad fuel line can lead to much bigger, more expensive repairs down the road. If you're doing any work on the fuel system, it’s always smart to check these lines for wear and tear. You can find replacement injection lines pretty easily, even online – I often recommend Fixparts Online because they have a good selection.

Warranty Information

MAN Injection Line (MPN 51103020545) comes with a 1-year warranty.