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 W906 OM611 Vibration Damper Crankshaft Pulley A6110301403

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Mercedes W639 OM646 CDI Diesel Cylinder Head Valve Cover A6460161405

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Mercedes-Benz A W169 B W245 200 Turbo 266980 193HP Bare Engine 266.980 WARRANTY

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Engine Cover Mercedes W164 C209 W211 M113 Motor Acoustic Insulation A1130101367

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Timming Gear Mercedes W169 Diesel OM640 Camshaft Drive Wheel A6400520401

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Support Cover Mercedes W204 Engine Holder Bracket Mount Cover Plate A2042410034

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Mercedes W176 W246 Timing Chain Tensioner Bracket Petrol Engine A2700521000

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Mercedes W204 W212 W906 OM651 Crankshaft Gear Engine Position Wheel A6510341212

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Mercedes W203 W204 R171 Engine Exhaust Valve Camshaft Adjuster M271 A2710500171

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Mercedes-Benz W203 C 200 Kompressor Bare Engine M111 111.955 E20 ML WARRANTY

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Mercedes S212 Exhaust Gas Temperature Sensor A0009052205 A0225451926

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Cylinder Head Mercedes C208 C209 W203 S203 Left Side N/S R1120161201

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Connecting Rod Piston Mercedes W176 C118 Petrol Engine M270 A2700301917

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Mercedes W639 OM646 Diesel Engine Oil Sump Pan A6460140402

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Mercedes W211 E 220 CDI Bare Engine 646961 646.961 with 82k miles, WARRANTY

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Mercedes-Benz W168 A160 E16 M166 166960 102HP Complete Engine 166.960 WARRANTY

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Mercedes-Benz W168 A170CDI 668942 95HP Bare Engine 668.942 79k miles, WARRANTY

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Engine Support Mercedes W212 Diesel OM651 Strut Holder Mount Bracket A2122420032

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Mercedes W251 Engine Radiator Fan Bracket Mount Left N/S OM642 A1645040018

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Mercedes A209 Petrol M112 Engine Oil Filter Housing A1121800710

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Oil Dipstick Mercedes W205 W212 W213 M276 Level Engine Guide Tube A2760109810

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Mercedes W204 Auxiliary Fan Belt Tensioner A6512002170

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Mercedes Vito W639 OM646 Camshaft Carrier Console Shafts Set A6110100436

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Timing Shaft Mercedes W203 A209 W211 M112 Balancing Camshaft A1120302772

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Mercedes W204 W212 Cylinder Head Lower Part Left N/S M272 V6 A2720106520

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Mercedes W251 Engine Gearbox Mount Bracket Holder Diesel A2512400202

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Engine Mount Mercedes W169 W245 M266 Petrol Support Bracket Holder A2662230604

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Mercedes W176 AMG Engine Cover Cylinder Head Rocker Panel A45 A1330160005

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Mercedes-Benz W168 A160 E16 M166 166960 102HP Bare Engine 166.960 65k, WARRANTY

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Mercedes-Benz C-Class W203 Vito W639 OM611 OM646 Crankshaft Gear A6460500203

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Mercedes W204 W212 W906 OM651 Crankshaft Gear Engine Position Wheel A6510341112

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Engine Top Cover Mercedes C117 X156 W176 W246 Diesel OM651 A6510102413

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Mercedes Vito W639 OM651 Oil Sump Engine Suction Pipe Strainer A6511801051

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Mercedes W203 Vito W639 OM611 OM646 Exhaust Camshaft Gear Pulley A6460500249

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Mercedes R172 SLK 200 Complete Engine 184HP 271861 271.861 59k miles, WARRANTY

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Mercedes W204 Camshaft Positioning Position Sensor Control Unit A0061537128

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Engine Cover Mercedes W203 W204 M272 Panel Acoustic Insulation A2720101067

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Oil Sump Mercedes W639 W906 OM651 Diesel Engine Pan Upper Part A6510142202

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Mercedes ML63 AMG 4 Dipstick Oil Level Measuring Tube A1560100766

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Mercedes Vito W639 OM651 Diesel Engine Oil Sump Pan A6510142102

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Mercedes-Benz W203 W639 OM611 OM646 Camshaft Gear Pulley High Pressure Pump

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Cam Shaft Mercedes W202 W210 C215 Camshaft Position Sensor A0041531328

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Cylinder Head Cover Mercedes W204 W906 OM651.955 Diesel Engine A6510100830

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Mercedes W906 311 CDI Diesel Engine Cylinder Head Cover A6460101420

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Mercedes-Benz A W168 722.7 W5A180 Automatic Gearbox Oil Sump Pan A1683700412

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Mercedes-Benz A W168 722.7 W5A180 Automatic Gearbox Oil Sump Pan A1683700412

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Mercedes W213 E 350 d Complete Engine 642855 642.855 258HP 79k miles, WARRANTY

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Mercedes W211 C219 E 280 320 350 CDI Complete Engine 642920 642.920 WARRANTY

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Mercedes W204 C207 W212 Crankshaft Vibration Damper Pulley A2710300203

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Mercedes Vito W447 Engine Rocker Arm Camshaft Cover 1.7 CDi 118306606R

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Mercedes A238 C238 E 450 AMG 4MATIC Complete Engine 276823 276.823 9k, WARRANTY

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Mercedes W212 W221 Balance Balancing Shaft OM642 Diesel Engine A6420300372

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Mercedes W204 W211 W212 63 AMG M156 Engine Oil Sump Pan Upper Part A1560101727

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Mercedes W639 Diesel Oil Filler Neck Cylinder Head Pipe Cover A6510100069

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Mercedes SLK R171 Cylinder Head Timing Cover 3.5 Petrol Engine A2720150001

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Engine Cover Mercedes C117 W176 W246 M270 Top Acoustic Trim Panel A2700108203

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Mercedes W212 E200 CDI Bare Engine 651.925 651925 136HP 99k miles, WARRANTY

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Mercedes EQA H243 Hybrid Engine Mount Holder Carrier Support A2432403100

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Mercedes W205 Engine Control Unit ECU Module Bracket Mount Holder A2741413340

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Mercedes R171 SLK 350 Complete Engine 272.969 272969 305HP 79k miles, WARRANTY

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Mercedes W205 OM651 Diesel Oil Sump Suction Pipe Hose Line Strainer A6511804951

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Mercedes W212 E200 CDI Complete Engine 651.925 651925 136HP 99k miles, WARRANTY

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Mercedes W204 W212 Exhaust Camshaft Outlet Shaft Right O/S M272 V6 A2720503901

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Mercedes W205 W213 C238 M276 Exhaust Mount Holder Support Left N/S A2761423540

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Mercedes W204 W212 Exhaust Camshaft Outlet Shaft Left N/S M272 V6 A2720503701

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Mercedes W205 M176 Exhaust Cat Mount Bracket Carrier Support Holder A1771420040

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Mercedes SLK R171 Rear Engine Mount Bracket Shield Screening Plate A2302420034

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Mercedes W176 A45 AMG M133 Petrol Oil Sump Pan A1330140002

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Mercedes SLK R171 Camshaft Housing M271 Camshaft Bearing Carrier A2710501202

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