What is the construction and purpose of engines and parts?

Engines and parts are a set of sub-assemblies that form or supplement a vehicle's power unit. A typical system includes the block, cylinder head, crank-piston elements, lubrication system, as well as sensors and auxiliary equipment. These parts are mounted in the engine bay and are responsible for generating power and maintaining the proper operation of the entire system.

What are engines and parts used for?

Engines and parts are used to drive the vehicle and to maintain the correct operating parameters of the power unit. They are responsible for mixture combustion, force transmission, lubrication, cooling, and control via sensors. Without their proper operation, power drops, incorrect oil pressure, overheating, or starting problems occur.

What is the construction and function of the engine lubrication system?

The engine lubrication system is a set of elements responsible for the circulation of oil between the cooperating parts of the power unit. It is formed by, among others, the oil pump, filter, oil channels, oil pan, and pressure sensors. This system reduces friction, helps dissipate heat, and limits the wear of the crankshaft, bearings, and pistons.

How to select an engine part for a specific car version?

It is best to compare the OEM number, engine code, year of manufacture, body version, and equipment affecting the auxiliary parts. It is also worth checking the mounting type, the number of pins on sensors, and compatibility with cooperating elements. For larger components, the unit code and any pre-facelift or facelift version also matter.

What symptoms indicate the need to replace engine parts?

The most common symptoms are increased oil consumption, uneven engine operation, leaks, mechanical knocking, and performance drops. In the case of auxiliary equipment, sensor errors, unstable oil pressure, or difficulties starting the unit may appear. Early comparison of symptoms with the part number facilitates the correct selection of the replaced element.

What data should be checked before installing a used engine part?

Before installation, it is worth comparing the OEM number, casting marks, condition of working surfaces, completeness of mounts, and compatibility with existing equipment. It is good to verify if the part has the same connection points, the correct type of seal, and the right mounting location. For electronic elements, plugs, the number of pins, and the control version also matter.

Engines and parts

A wide selection of original, used engine parts for vehicles from leading brands such as BMW, Mini, Mercedes, Audi, Volkswagen, Seat, Skoda, Ford and many others, including niche brands.

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Mercedes Sprinter W901 Complete Engine 611987 611.987 with 117k miles, WARRANTY

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Mercedes Vito W639 Diesel OM646 Cylinder Head Camshaft Carrier A6110100436

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Valve Cover Mercedes W901 W903 OM611 CDI Diesel Cylinder Head A6110162824

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Cover Mercedes W169 Petrol M266 Engine Cylinder Head Valve Cover A2660100630

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Mercedes W164 W251 ML R 63 AMG Bare Engine 156980 156.980 510HP 99k, WARRANTY

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Mercedes W203 CLK C209 A209 Bare Engine 112.912 112912 170HP 99k miles, WARRANTY

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Mercedes W176 W246 250 Complete Engine 270920 270.920 211HP 89k miles, WARRANTY

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Mercedes W211 C219 350 272985 272.985 Bare Engine 292HP 99k miles, WARRANTY

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Mercedes-Benz C CLK E W203 C209 W211 Petrol M271 Engine Crankshaft Crank Shaft

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Mercedes W203 C180 129HP Complete Engine 111.951 111951 with 83k miles, WARRANTY

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Mercedes W204 C 180 Kompressor Complete Engine 271.910 271910 69k miles WARRANTY

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Engine Mount Mercedes W202 W210 R170 Left Bearing N/S M111 Petrol A1112231004

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Mercedes W221 Engine Mount Support Holder Bearing M272 Petrol A2722230704

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Mercedes Vito W447 OM622 Alternator Generator Bracket Holder Mount A6221550100

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