What is the construction and purpose of tappet and valve covers?

Tappet and valve covers are components that close the upper part of the engine in the area where valves and tappets operate. A typical part consists of a body, gasket seats, mounting holes, and breather connectors or channels depending on the version. Their purpose is to protect timing mechanisms, maintain tightness, and separate oil from external contaminants.

What are tappet and valve covers used for?

Tappet and valve covers are used to protect the moving elements of the timing system from dust, moisture, and mechanical damage. They also maintain proper oil circulation in the upper part of the engine and limit leaks. Additionally, they influence noise dampening and the proper operation of the crankcase ventilation system.

What role does the oil separator play in the valve cover system?

The oil separator is a component of the ventilation system that separates oil particles from gases circulating inside the engine. Its role is to limit oil suction into the intake and stabilize the operation of the crankcase ventilation. In many designs, it is integrated with the cover or works directly with breather hoses and seals.

How to choose tappet and valve covers for a specific car version?

It is best to compare the OEM part number, interchangeable numbers, fuel type, and engine version. It is also worth checking the placement on the vehicle, the shape of the connectors, mounting points, and the presence of additional connections. For some models, the difference between pre-facelift and post-facelift versions also matters.

What symptoms indicate wear or a leak in the cover?

The most common symptoms are oil traces around the cover, dirt in the engine bay, and a noticeable smell of oil after the unit warms up. There may also be louder operation of the upper part of the engine or problems with ventilation. In such a situation, you should check the cover itself, the gasket, and the cooperating hoses.

What should be paid attention to when installing a used tappet and valve cover?

Before installation, you need to assess the condition of the mating surfaces, threads, mounting holes, and hose connectors. It is also important to use the appropriate gasket and tighten evenly according to the manufacturer's requirements. After installation, it is worth checking for leaks and ensuring that the part works correctly with the breather system.

Rocker & Valve Covers

At the Global Parts automotive store, we offer a wide selection of original used car parts, including pushrod and valve covers for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen and others. The pushrod and valve covers we offer undergo quality control so that you can be sure that you are receiving a top-class product.

More information

Make

BMW E81 E87 E90 E91 N46 Fuel Tank Breather Valve Petrol 7529757

PLN 46.95

Delivery: Jul 15

If paid before 14:00

Part no. 7807249-1

BMW E60 E87 E90 E91 M47N2 Diesel Engine Acoustic Cover Rear 7789009

PLN 62.95

Free delivery: Jul 15

If paid before 14:00

Part no. 7556033

BMW E81 E87 E90 LCI Cylinder Head Engine Acoustic Cover N43 Petrol 7556033

PLN 61.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 7556033-1

BMW E81 E87 E90 LCI Engine Acoustic Cover Cylinder Head Panel N43 Petrol 7556033

PLN 46.95

Delivery: Jul 15 – 16

If paid before 14:00

Part no. 7614367-1

Mini Cooper S R55 R56 R57 LCI Petrol Engine Cover Sound Protection Cap 7614367

PLN 189.95

Free delivery: Jul 15

If paid before 14:00

Part no. 1707404-1

BMW E39 E46 E60 E61 E83 M54 Engine Top Cover Petrol Black 1707404

PLN 42.95

Delivery: Jul 15

If paid before 14:00

Part no. 03L103469S

Skoda Octavia 5E 1.6 TDI Valve Cover Cylinder Head Cap 03L103469S

PLN 142.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 8510364

Engine Cover BMW X1 E84 16d 18d 20d 25dX N47N N47S1 Motor Acoustic 8510364

PLN 142.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 06E103471S

Audi A4 B8 A5 S5 8T Engine Rocker Valve Cover 4-6 Cyl. 3.0 Petrol 06E103471S

PLN 142.95

Free delivery: Jul 15

If paid before 14:00

Part no. 2597433

Ford Ranger Mk3 Engine Injector Cover Panel Insulator 2.2 TDCI BB3Q-9U550-BC

PLN 161.95

Free delivery: Jul 15

If paid before 14:00

Part no. 7614291-1

BMW F30 F31 F32 F33 F34 Engine Top Cover Trim Panel N55 Petrol N557614291

PLN 427.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 059103470AC

Audi A5 8T Engine Cylinder Head Rocker Cover CYL1-3 059103470AC

PLN 42.95

Delivery: Jul 15 – 16

If paid before 14:00

Part no. 03L103469R

Audi A3 8V 2.0 TDI Diesel Engine Rocker Panel Camshaft Cover 03L103469R

PLN 218.95

Free delivery: Jul 15

If paid before 14:00

Part no. 059109130E

Audi A5 8T Engine Case Chain Box Cover Plate CYL 1-3 059109130E

PLN 42.95

Delivery: Jul 15

If paid before 14:00

Part no. 059109129N

Audi A5 8T Engine Timing Case Chain Box Cover Plate Lower 059109129N

PLN 42.95

Delivery: Jul 15

If paid before 14:00

Part no. 8580373

BMW F40 F44 F45 F46 F48 F39 Engine Acoustic Isolation Foam Cover 8580373

PLN 75.95

Free delivery: Jul 15

If paid before 14:00

Part no. 5F0103940

Seat Leon Cupra 5F Engine Cover Emblem Breather Trim Panel 5F0103940

PLN 47.95

Delivery: Jul 15

If paid before 14:00

Part no. 1869704

Ford Transit Connect Injector Insulation Engine Top Foam Diesel FM5Q-9U550-AC

PLN 61.95

Free delivery: Jul 15

If paid before 14:00

Part no. A6420103567

Mercedes W207 W212 Engine Cover OM642 Trim Panel Housing A6420103567

PLN 474.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 03L103925AN

Audi A3 8P Engine Cover Top Panel Insulation 03L103925AN

PLN 94.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 059109130AG

Audi Q7 4L VW Touareg 7L Engine Cylinder Head Timing Cover Diesel 059109130AG

PLN 61.95

Free delivery: Jul 15

If paid before 14:00

Part no. A1191500175

Mercedes C140 CL420 M119 Engine Ignition Lead Cover Cap Right O/S A1191500175

PLN 189.95

Free delivery: Jul 15

If paid before 14:00

Part no. 06E103535A

Audi A6 C7 A7 4K 2.8 CHVA Fuel Pump Cover Housing 06E103535A

PLN 142.95

Free delivery: Jul 15

If paid before 14:00

Part no. 059103925AQ

Audi A4 B8 Engine Cover Top Panel 059103925AQ

PLN 94.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. LR022304

Range Rover Evoque L538 Rocker Cam Camshaft Cover 2.2 TDCI LR022304

PLN 232.95

Free delivery: Jul 15

If paid before 14:00

Part no. 3R0103925K

Seat Exeo 3R Top Engine Cover Insulation Panel 2.0 TDI 3R0103925K

PLN 94.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 03G103967-2

Volkswagen A3 Engine Cover Sound Noise Insulation White 1.9 TDI 03G103967

PLN 142.95

Free delivery: Jul 15

If paid before 14:00

Part no. KPLA-56372-AA

Range Rover Sport L494 Engine Trim Cover Right O/S 3.0 Diesel KPLA-56372-AA

PLN 89.95

Free delivery: Jul 15

If paid before 14:00

Part no. LDR000380

Range Rover L322 Engine Cover Top Trim 4.4 V8 7513769

PLN 56.95

Delivery: Jul 15

If paid before 14:00

Part no. 06J103925BG-1

Volkswagen Scirocco Mk3 Golf 5K Engine Upper Cover 2.0 TSI Petrol 06J103925BG

PLN 123.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. A2820107001

Mercedes W177 W247 Petrol M282 Engine Cover Rocker Panelling A2820107001

PLN 265.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. LR071828

Land Rover Discovery Sport L550 L538 Engine Top Cover GJ32-6A949-BB

PLN 80.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 04E103925J

Audi A1 8X Q3 8U Engine Top Cover Insulation Trim 1.4 TFSI 04E103925J

PLN 194.95

Free delivery: Jul 15

If paid before 14:00

Part no. 059109129AG

Audi Q7 4L VW Touareg 7L Engine Cylinder Head Timing Cover Diesel 059109129AG

PLN 61.95

Free delivery: Jul 15

If paid before 14:00

Part no. 079103499AE

Oil Filler Cap Audi S6 C7 S7 4G8 4.0 TFSI Cylinder Head Filler Cap 079103499AE

PLN 61.95

Free delivery: Jul 15

If paid before 14:00

Part no. 059103470AL

Audi Q7 4L Engine Cylinder Head Rocker Cover 3.0 TDI Cylinder 1-3 059103470AL

PLN 284.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 7848153

Cylinder Head Cover BMW E90 E92 E93 M3 S65 Cylinder 1-4 7838267

PLN 569.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 7848154

Cylinder Head Cover BMW E90 E92 E93 M3 S65 Cylinder 5-8 7838268

PLN 740.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 7838051

BMW M3 E90 S65 Lower Cylinder 1-4 Head Cover Trim Panel 7838051

PLN 237.95

Free delivery: Jul 15

If paid before 14:00

Part no. 06M109285F

Audi A4 S4 B9 Engine Cylinder Head Rocker Cover Left N/S 06M109285F

PLN 142.95

Free delivery: Jul 15

If paid before 14:00

Part no. LR079590

Land Rover Discovery Sport L550 Rocker Camshaft Cover Breather 2.0 G4D3-6J014-BC

PLN 189.95

Free delivery: Jul 15

If paid before 14:00

Part no. A6260100067-1

Mercedes W205 OM626 Diesel Engine Cover Panel Panelling A6260100067

PLN 284.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 06K906283

Audi S3 8V Skoda Octavia VRS Mk4 Pressure Solenoid Valve 2.0 TFSI 06K906283

PLN 61.95

Free delivery: Jul 15

If paid before 14:00

Part no. LR093135

Land Rover Discovery Sport L550 Oil Separator Breather 2.0 AJ200 LR093135

PLN 180.95

Free delivery: Jul 15

If paid before 14:00

Part no. 059103925AQ-1

Audi A4 B8 A5 8T Engine Upper Cover Top Panel 3.0 TDI 059103925AQ

PLN 94.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 06M109286F

Audi A4 S4 B9 Engine Cylinder Head Rocker Cover Right O/S 06M109286F

PLN 61.95

Free delivery: Jul 15

If paid before 14:00

Part no. A6510109018

Mercedes W176 OM651 Diesel Engine Rocker Cover Panel A6510109018

PLN 322.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. A1120160305

Mercedes CL203 C208 W208 CLK 320 Engine Rocker Cover M112 Petrol A1120160305

PLN 94.95

Free delivery: Jul 15

If paid before 14:00

Part no. LR013450-1

Land Rover Discovery L319 Engine Lid Top Head Cover AH22-6A949-AB 7H22-6A949-AB

PLN 142.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. A6400100967

Mercedes W245 OM640 Diesel Cylinder Head Valve Cover A6400100967

PLN 94.95

Free delivery: Jul 15

If paid before 14:00

Part no. 06F133837AP

Volkswagen Tiguan 5N Engine Top Cover Trim Panel 2.0 TSI Petrol 06F133837AP

PLN 569.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 9827622980-1

Ford Transit Connect Mk2 1.5D Rocker Cylinder Head Cover Panel JX6Q-6K271-AD

PLN 170.95

Free delivery: Jul 15

If paid before 14:00

Part no. 2515744

Ford Transit Mk8 Cylinder Head Cover Insulation Panel GK3Q-9U550-CA

PLN 379.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 057103925H

Porsche Cayenne 92A Engine Cover Top Trim Panel 4.2 Diesel V8 057103925H

PLN 199.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 1130850010

Lexus LS400 Top Engine Cover Trim Petrol 1130850010

PLN 265.95

Free delivery: Jul 15

If paid before 14:00

Part no. 7823181

BMW E90 E91 LCI E92 Engine Cylinder Head Valve Rocker Cover N57N Diesel 7823181

PLN 332.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. A6420106467-1

Mercedes W207 Engine Top Cover Acoustic Panel 3.0 V6 Diesel A6420106467

PLN 222.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 6872957

BMW F20 F21 F30 LCI F22 F23 Vibration Absorber 35Hz 6872957

PLN 46.95

Delivery: Jul 15

If paid before 14:00

Part no. 03L103925Q-1

Audi A6 C6 Engine Top Cover Lid Panel Insulation 2.0 TDI 03L103925Q

PLN 70.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 06J103925HG

Volkswagen Scirocco Mk3 Engine Top Upper Cover Trim Panel 06J103925HG

PLN 113.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 7790940

BMW Mini One D R50 Diesel W17 Head Rocker Cylinder Cover 7790940

PLN 104.95

Free delivery: Jul 15

If paid before 14:00

Part no. 7804877

BMW Mini Cooper One D R55 R56 Diesel W16 Head Rocker Cylinder Cover 9660281080

PLN 94.95

Free delivery: Jul 15

If paid before 14:00

Part no. 118306606R

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

PLN 132.95

Free delivery: Jul 15

If paid before 14:00

Part no. 06E103925D

Audi A4 S4 B7 Engine Cover Acoustic Insulation Trim Panel 3.2 FSI 06E103925D

PLN 142.95

Free delivery: Jul 15

If paid before 14:00

Part no. 06D103469M

Audi A4 B7 A6 C6 Cylinder Head Valve Cover 2.0 TFSI Petrol 06D103469M

PLN 189.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. CC1Q-9U550-LA

Ford Transit Custom Mk8 Cover Acoustic Insulation Trim 2.2 TDCi CC1Q-9U550-LA

PLN 170.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 1526690

Ford Transit MK7 Cover Head Rocker Panel 2.2 TDCi Engine 6C1Q-6K271-BH

PLN 189.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 7646554

Mini Cooper One R55 R56 R60 R61 Petrol N12 N16 Head Rocker Cylinder Cover

PLN 170.95

Free delivery: Jul 15

If paid before 14:00

Part no. 4H0103925B-1

Audi A8 D4 Q7 4L Engine Cover Insulation Top Cover V6 3.0 TDI 4H0103925B

PLN 189.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 8K0103926

Audi RS4 B8 Engine Cover Plastic Trim Panel 4.2 FSI CFSA 8K0103926

PLN 664.95

Free delivery: Jul 15

If paid before 14:00

Part no. 03L103925AM

Volkswagen VW Scirocco Mk3 2.0 TDI Engine Cover Acoustic Panel 03L103925AM

PLN 113.95

Free delivery: Jul 15

If paid before 14:00

Part no. 059109122AK

Audi Q7 4M Engine Cylinder Head Timing Cover Cyl. 1-3 3.0 TDI 059109122AK

PLN 237.95

Free delivery: Jul 15

If paid before 14:00

Part no. 059109130R

Audi Q7 4L A8 D4 4.2 TDI Engine Cylinder Head Timing Cover 1-4 Cyl 059109130R

PLN 61.95

Free delivery: Jul 15

If paid before 14:00

Part no. 059103469AC

VW Touareg 7l Cylinder Head Cover Cylinders 4-6 3.0 TDI V6 BKS 059103469AC

PLN 94.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 059109122AL

Audi Q7 4M Engine Cylinder Head Timing Cover Cyl. 4-6 3.0 TDI 059109122AL

PLN 237.95

Free delivery: Jul 15

If paid before 14:00

Part no. 04L103925R

Audi A3 8V Engine Cover Upper Top Panel Trim 2.0 TDI Diesel 04L103925R

PLN 132.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 05C103729

Seat Ibiza Mk5 KJ1 Audi Q2 GA Engine Oil Separator Top Cover Trim 05C103729

PLN 94.95

Free delivery: Jul 15

If paid before 14:00

Part no. 05C103063B

Audi A1 GB Seat Ibiza FR Cylinder Head Valves Cover 1.0 TSI Petrol 05C103404C

PLN 759.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 059103470R

VW Touareg 7l Cylinder Head Cover Cylinders 1-3 3.0 TDI V6 BKS 059103469AC

PLN 94.95

Free delivery: Jul 15 – 16

If paid before 14:00

Part no. 1S4Q-6A712-AA

Ford Transit Connect Engine Camshaft Splash Guard 1.8 TDCi 1S4Q-6A712-AA

PLN 42.95

Delivery: Jul 15

If paid before 14:00

Part no. J8A2-16A595-AD

Range Rover Velar L560 Engine Insulation Cover Panel Left N/S J8A2-16A595-AD

PLN 199.95

Free delivery: Jul 15

If paid before 14:00

Part no. A1120100430-1

Mercedes W163 CL203 M112 Rocker Cover Petrol Cylinder Head Right O/S A1120160605

PLN 180.95

Free delivery: Jul 15

If paid before 14:00

Part no. A6542262600

Mercedes X253 Heat Shield Engine Noise Insulation Diesel OM654 A6542263100

PLN 132.95

Free delivery: Jul 15

If paid before 14:00

Part no. 06E103472Q

Audi A4 B8 A5 S5 8T Engine Rocker Valve Cover 1-3 Cyl. 3.0 Petrol 06E103472Q

PLN 123.95

Free delivery: Jul 15

If paid before 14:00

Part no. 06E103472N

Audi A6 C7 2.8 3.0 Petrol Engine Rocker Cover Panel Cyl 1-3 06E103472N

PLN 47.95

Delivery: Jul 15

If paid before 14:00

Part no. A6400100667

Mercedes W169 W245 OM640 CDI Cylinder Head Valve Cover A6400100667

PLN 46.95

Delivery: Jul 15

If paid before 14:00

Part no. LR140692

Range Rover Evoque L551 Engine Sound Insuation Panel Cover M8D2-6J020-AC

PLN 151.95

Free delivery: Jul 15

If paid before 14:00

Part no. 2517251

Ford Transit Connect Mk2 Cylinder Head Insulation Panel 1.5 TDCI L1BQ-9U550-AA

PLN 142.95

Free delivery: Jul 15

If paid before 14:00

Part no. 9827622980

Ford Transit Connect Mk2 1.5D Rocker Cylinder Head Cover Panel JX6Q-6K271-AD

PLN 189.95

Free delivery: Jul 15

If paid before 14:00

Part no. 7614367-3

Mini S R55 R56 R57 LCI N18 Petrol Engine Cover Sound Protection Cap 7614367

PLN 237.95

Free delivery: Jul 15

If paid before 14:00

Part no. 7802847

Engine Acoustic Cover BMW F10 F11 N47N Diesel Cylinder Head 7802847

Product currently unavailable

Part no. 03L103469M

Audi A4 B8 2.0 TDI Diesel Valve Cover Cylinder Head Oil Filler Cap 03L103469M

Product currently unavailable

Part no. 7788908-3

Engine Acoustic Cover BMW E60 E65 E83 LCI Engine Cover Diesel M57N M57N2 7788908

Product currently unavailable

Part no. 7788908-2

BMW E60 E65 E83 LCI Engine Acoustic Cover Engine Cover Diesel M57N M57N2 7788908

Product currently unavailable

Part no. 4731149-1

Engine Cover BMW E46 E60 E90 Acoustic Trim 4731149

Product currently unavailable

Part no. 03G103475

Volkswagen Golf 5 Audi A3 8P Seat Skoda Tdi Cylinder Head Valves Cover 03G103475

Product currently unavailable

Part no. A6460102130

Mercedes Sprinter W906 OM646 Diesel Cylinder Head Valve Cover A6460101230

Product currently unavailable

Part no. A6460101830

Mercedes W639 OM646 Diesel Cylinder Rocker Head Valve Cover A6460101830

Product currently unavailable

Part no. 7800064-1

BMW E90 E91 E92 E93 LCI N57 Diesel Engine Acoustic Insulation Cover 7800064

Product currently unavailable

Showing 1-99 of 231 products

Valve covers for aesthetic and mechanical protection

Protective valve covers for safe operation of seats and springs

Tappet and valve covers are key components of the timing system that ensure the protection of internal engine mechanisms against contamination and mechanical damage. Their proper operation contributes to the durability and smooth performance of the power unit. In the Global Parts automotive store, you will find a wide selection of used car parts, including tappet and valve covers, ideal for brands such as BMW, Audi, Mercedes, Volkswagen, Mini, and others.

What functions do tappet and valve covers perform?

Tappet and valve covers play essential roles in the protection and efficiency of the timing system:

Mechanism protection – The covers protect tappets and valves from contamination, moisture, and mechanical damage.
Leak prevention – They maintain tightness in the timing chambers, preventing oil leaks and the loss of operating fluids.
Noise reduction – They dampen sounds generated by the timing system, which improves driving comfort.

Construction and purpose of tappet and valve covers

Tappet and valve covers are components mounted in the upper part of the engine, above the valve assembly and tappets. Their task is to seal the timing work area and maintain the proper tightness of the lubrication system. A typical part includes the cover body, mating surfaces for the gasket, mounting points, and – depending on the version – openings for breather hoses or additional equipment.

Comparison of tappet and valve cover variants

Variant	Typical construction	What to check before purchase	Cooperating elements
Metal cover	Rigid construction resistant to temperature and deformation	OEM number, surface flatness, condition of threads and mounting points	Gasket, mounting bolts, crankcase ventilation
Plastic cover	Lighter housing, often integrated with ventilation channels	No cracks, condition of connectors, compatibility with engine and fuel version	Gasket, breather hoses, sensors or plugs depending on the version
Version with integrated equipment	Cover with additional sockets, separators, or connections	Interchangeable numbers, connector type, placement on the vehicle	Ventilation hoses, bolts, seals, and oil-guiding elements

Why is it worth taking care of tappet and valve covers?

Wear or damage to tappet and valve covers can lead to serious problems with the functioning of the timing system and the entire engine. Typical symptoms of failure include:

Oil leaks – Leaks in the covers can lead to oil loss and reduced lubrication efficiency.
Contamination ingress – Damaged covers do not protect mechanisms from dirt and moisture, which can accelerate their wear.
Timing system noise – Damaged covers may not dampen vibrations, leading to increased noise during engine operation. At Global Parts, we offer used tappet and valve covers that have undergone detailed quality tests, ensuring their durability and reliability.

The importance of tightness and ventilation in cover operation

The valve cover serves to keep oil inside the upper part of the engine and to separate moving parts from the environment. A leak in this area causes engine bay contamination, a drop in operating culture, and the risk of oil leaking onto adjacent components. In the case of parts such as a BMW F10 valve cover, it is particularly worth comparing the OEM part number, ventilation type, and compatibility with the engine version.

How to choose the right tappet and valve covers?

When choosing tappet and valve covers, you should pay attention to several key aspects:

Vehicle model fitment – Every timing system has its specific technical requirements. At Global Parts, you will find tappet and valve covers perfectly matched to BMW, Audi, Mercedes, Volkswagen, Mini, and others.
Technical condition – Used covers should be free from cracks, corrosion, and other damage that could reduce their efficiency.
Material – Choose covers made of high-quality plastics or metals resistant to high temperatures and chemical substances.

Matching by OEM, engine version, and cooperating elements

An oil separator is a part of the ventilation system that separates oil mist from gases returning from inside the engine. In practice, tappet and valve covers often work with the breather, ventilation hoses, and such part groups as camshafts, engine valves, and valve tappets. When choosing a component like a BMW E36 breather, you must verify the hose routing, connector diameter, and compatibility with the specific cover system.

Why choose used tappet and valve covers?

Used car parts, such as tappet and valve covers, are an economical solution that allows for savings while maintaining high quality. By choosing used covers, you gain:

Lower costs – Used elements are significantly cheaper than new ones but offer equally high quality.
Ecology – Recycling car parts supports environmental protection and reduces waste.
Wide offer – In our store, you will find tappet and valve covers for many car brands.

Practical tips for installation and checking the cover condition

During installation, it is worth checking the cleanliness of the contact surfaces, the condition of the gasket, and even tightening of the bolts according to the manufacturer's specifications. The compatibility of the part with the fuel type, placement on the vehicle, and interchangeable numbers provided in the offer also matter. If you are looking for a component like an E36 breather, you need to verify the hose routing, connector diameter, and cooperation with timing adjustment parts if the repair involves a wider range of the engine.

How to take care of tappet and valve covers?

To ensure tappet and valve covers work reliably for a long time, it is worth following a few rules:

Regular inspections – Check the condition of the covers during technical inspections, especially in the case of intensive vehicle use.
Replacement in case of damage – Leaking or deformed covers should be replaced to prevent further damage to the timing system.
Keeping the system clean – Regular cleaning of the covers and their surroundings helps avoid the accumulation of dirt and deposits. For major engine repairs, the guide Gearbox: manual, automatic, or DSG – typical faults and a guide to buying a used gearbox may also be helpful, as it shows how to verify the condition of used components in practice and select them based on technical data.

FAQ

Question	Answer
What is the construction and purpose of tappet and valve covers?	Tappet and valve covers are components that close the upper part of the engine in the area where valves and tappets operate. A typical part consists of a body, gasket seats, mounting holes, and breather connectors or channels depending on the version. Their purpose is to protect timing mechanisms, maintain tightness, and separate oil from external contaminants.
What are tappet and valve covers used for?	Tappet and valve covers are used to protect the moving elements of the timing system from dust, moisture, and mechanical damage. They also maintain proper oil circulation in the upper part of the engine and limit leaks. Additionally, they influence noise dampening and the proper operation of the crankcase ventilation system.
What role does the oil separator play in the valve cover system?	The oil separator is a component of the ventilation system that separates oil particles from gases circulating inside the engine. Its role is to limit oil suction into the intake and stabilize the operation of the crankcase ventilation. In many designs, it is integrated with the cover or works directly with breather hoses and seals.
How to choose tappet and valve covers for a specific car version?	It is best to compare the OEM part number, interchangeable numbers, fuel type, and engine version. It is also worth checking the placement on the vehicle, the shape of the connectors, mounting points, and the presence of additional connections. For some models, the difference between pre-facelift and post-facelift versions also matters.
What symptoms indicate wear or a leak in the cover?	The most common symptoms are oil traces around the cover, dirt in the engine bay, and a noticeable smell of oil after the unit warms up. There may also be louder operation of the upper part of the engine or problems with ventilation. In such a situation, you should check the cover itself, the gasket, and the cooperating hoses.
What should be paid attention to when installing a used tappet and valve cover?	Before installation, you need to assess the condition of the mating surfaces, threads, mounting holes, and hose connectors. It is also important to use the appropriate gasket and tighten evenly according to the manufacturer's requirements. After installation, it is worth checking for leaks and ensuring that the part works correctly with the breather system.

Summary: tappet and valve covers at the Global Parts automotive store

Tappet and valve covers are essential timing system components that ensure protection, tightness, and durability of engine mechanisms. The Global Parts offer includes used parts for many car models, including those for Audi, BMW, Mercedes, and others. When selecting, it is worth comparing the OEM number, technical condition, material, and compatibility with engine equipment so that the part fits the specific vehicle version. We invite you to contact us – we are here to help! For more information and interesting facts, we also invite you to visit our automotive blog.

audi car parts volkswagen auto parts genuine parts used auto parts motor store genuine used mercedes parts genuine used audi parts bmw rocker & valve covers mercedes rocker & valve covers mini rocker & valve covers audi rocker & valve covers volkswagen rocker & valve covers