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If you drive a Mercedes-Benz GLC, a failing valve cover gasket can lead to visible oil leaks, misfires from fouled ignition components, and an oily engine bay that attracts dirt. Choosing the right Mercedes-Benz GLC valve cover gasket matters because fit, material, and sealing method affect how long the repair lasts and how clean your engine remains. This guide highlights seven shortlisted valve cover gaskets selected for the GLC, and it explains the criteria used to evaluate durability, fitment, and ease of installation. Read on to understand what to check before you buy and what to expect during replacement.
Looking for other parts? See all Mercedes-Benz GLC parts & accessories.
Top Picks at a Glance
| Best Overall The best all-around choice for most situations | Mercedes-Benz Genuine Valve Cover Gasket (112 016 03 21) |  |
| Best Quality Built to a higher standard if you want something more solid | Newparts Genuine Valve Cover Gasket for Mercedes (1130160221) |  |
| Best Value The sweet spot between price and what you get | Mercedes-Benz Valve Cover Gasket 112 016 02 21 |  |
| Best Budget The cheapest option that still gets the job done reliably | MAXWIN VS50758R Valve Cover Gasket Set for Mercedes-Benz 3.2L and 2.6L Engines |  |
| Highest Rated A top-rated pick with lots of positive feedback | Fel-Pro VS 50931 R Valve Cover Gasket Set |  |
| Most Popular A crowd favorite that many people choose with confidence | AUCERAMIC Valve Cover Gasket Set for Mercedes-Benz 1.8L (Fits select C, E, SLK models) |  |
| Best Seller A high-volume bestseller chosen again and again | Mercedes-Benz Engine Valve Cover Gasket (Part 113 016 02 21) |  |
1. Mercedes-Benz Genuine Valve Cover Gasket (112 016 03 21)
| Brand Name | Mercedes Benz |
|---|---|
| Part Number | 112 016 03 21 |
| Material Type | Oem |
This is a genuine Mercedes‑Benz valve cover gasket sold as a factory replacement part for sealing the valve cover and preventing oil leaks. It is typically used during routine valve cover service or when diagnosing oil seepage around the top of the engine. Being a factory part, it matches OEM shape and material expectations so fitment and sealing are straightforward when installed correctly. The primary benefit is compatibility with the intended Mercedes application and the reassurance of factory-quality manufacturing. Some owners report long-lasting, leak-free performance while a small number of reviews cite recurring leaks or concerns about authenticity from certain sellers. The part does not include additional seals or hardware beyond the gasket itself, so plan to inspect related seals, bolts, and installation surfaces when replacing the gasket. If installed on the correct engine and torqued to specifications, this gasket is a simple way to restore a factory-quality seal and reduce oil leaks at the valve cover.
Best for: Balanced all‑round buyers who want a factory-quality replacement part to maintain or restore a Mercedes engine with confidence rather than experimenting with aftermarket alternatives.
Less Ideal for: Shoppers looking for a full gasket kit with extra seals, grommets, or fasteners included should consider aftermarket kits that bundle all installation components.
- Genuine Mercedes‑Benz part for factory-fit compatibility
- Manufactured to match original sealing geometry for straightforward installation
- Simple direct replacement that addresses valve cover oil leaks when used with proper installation
- Some customers reported recurring leaks after installation
- Sold as the gasket only so additional seals or hardware may be needed separately
Verdict: Choose this genuine Mercedes‑Benz valve cover gasket when you want a factory replacement to restore a proper seal and reduce oil leaks.
2. Newparts Genuine Valve Cover Gasket for Mercedes (1130160221)
| Brand Name | Newparts |
|---|---|
| Manufacturer | Newparts |
| Part Number | 1138520 |
This Newparts valve cover gasket is sold as a genuine-style replacement for Mercedes engines using part number 1130160221. It is intended to restore a sealed valve cover surface after removal or when the original gasket has hardened and begun to leak. Installation follows the normal procedure of removing the valve cover, cleaning sealing surfaces, and fitting the new gasket; the product is positioned as a direct-fit factory-quality part so it should align with bolt holes and sealing channels without modification. For performance-minded owners the main benefit is a reliable seal that helps maintain oil pressure and prevent leaks that can affect engine bay components or cause smoke on startup. The part is simple and maintenance-focused, with no extra hardware included so you may need to re-use or source new cover bolts or grommets depending on condition. Expect the usual service-life improvement versus an aged gasket but remember this is a replacement gasket rather than an upgraded performance seal.
Best for: Performance-oriented Mercedes owners who prioritize maintaining engine reliability and preventing oil leaks during spirited driving and long-term use.
Less Ideal for: Buyers seeking an upgraded or performance-specific sealing solution beyond factory replacement should consider specialty performance gaskets or custom kits.
- Factory-style fit intended to match Mercedes part 1130160221 for straightforward installation
- Restores a proper valve cover seal to prevent oil leaks and protect engine components
- Sold by a specialist parts brand focused on direct replacement components
- Ships as the gasket only with no additional bolts, grommets, or sealant included
Verdict: A factory-quality replacement gasket that restores a proper valve cover seal for Mercedes engines using part number 1130160221.
3. Mercedes-Benz Valve Cover Gasket 112 016 02 21
| Brand Name | Mercedes Benz |
|---|---|
| Part Number | 112 016 02 21 |
| Material Type | Oem |
This is a factory-quality valve cover gasket offered under the Mercedes-Benz brand for use when replacing a leaking valve cover seal. It installs between the valve cover and cylinder head to contain oil and prevent seepage around the cover; typical use is as a direct replacement during routine gasket service or when correcting oil leaks. The listing identifies the part number 112 016 02 21 and the product is described as genuine OEM, which suggests fit and material consistency with factory parts. Benefits include straightforward fitment for the correct engine application and the reassurance of factory-quality manufacturing. Limitations are that the listing provides minimal installation guidance or additional sealing components such as bolts or RTV, so buyers should verify exact engine compatibility and expect to supply any ancillary parts and follow torque specs during installation. Some customers reported fast fitment while at least one noted an issue with shipping or packaging on arrival.
Best for: Practical optimizers seeking a cost-conscious factory-quality replacement that restores correct sealing without extra features or upgrades.
Less Ideal for: Buyers who want a comprehensive repair kit with extra seals, hardware, or step-by-step installation guidance should consider bundled aftermarket kits instead.
- Factory-brand part that aligns with original design and material expectations.
- Direct replacement form factor simplifies installation for technicians familiar with Mercedes valve covers.
- Clear part number listing makes it easier to confirm fitment before purchase.
- Listing provides little detail about included components or installation instructions.
- No explicit compatibility list in the description requires buyers to verify fitment independently.
Verdict: A genuine Mercedes-Benz valve cover gasket that delivers factory-quality fit and function at a straightforward value-oriented choice.
4. MAXWIN VS50758R Valve Cover Gasket Set for Mercedes-Benz 3.2L and 2.6L Engines
| Brand Name | MAXWIN |
|---|---|
| Part Number | NVC-0024 |
| Package Includes | Valve Cover Gasket Set |
| Car Application | Multiple Mercedes-Benz 2.6L and 3.2L models; Chrysler Crossfire 3.2L |
This MAXWIN valve cover gasket set provides an affordable replacement for leaking or aged valve cover seals on Mercedes-Benz 3.2L and 2.6L engines and the Chrysler Crossfire 3.2L. The kit is intended for straightforward replacement during routine maintenance or when oil seepage appears around the valve cover; installers report the gaskets seat well and form a reliable seal when tightened to factory torque. Notable features include a complete set for the valve cover and use of manufacturing processes aimed at thermal durability. Practical benefits are simple fitment for the listed applications and lower cost compared with factory parts, which makes it a sensible option for owners repairing common oil leaks. Limitations include limited fitment to the specific engine families listed and the absence of extensive brand pedigree compared with long-established suppliers, so careful inspection during installation and a proper torque sequence are recommended to avoid leaks.
Best for: Budget-conscious owners who need an economical replacement gasket for routine maintenance or to stop valve cover leaks on covered Mercedes-Benz 3.2L or 2.6L models.
Less Ideal for: Buyers seeking an OEM-branded part or those who prefer parts from high-end aftermarket specialists for extended warranty-backed coverage.
- Low-cost replacement option for common Mercedes-Benz 3.2L and 2.6L valve cover leaks
- Complete gasket set provided for a full valve cover reseal
- Manufactured for thermal durability to withstand engine temperature variations
- Reported to seat well and produce an effective seal when installed correctly
- Fitment is limited to the specific Mercedes-Benz and Chrysler 3.2L/2.6L applications listed
- Less brand recognition and support compared with long-established OEM suppliers
Verdict: An inexpensive, complete valve cover gasket set that restores a dependable seal on the covered Mercedes-Benz 2.6L and 3.2L engines without the premium cost of factory parts.
5. Fel-Pro VS 50931 R Valve Cover Gasket Set
| Brand Name | Fel-Pro |
|---|---|
| Manufacturer | DRiV Incorporated |
| Included Components | Valve Cover Gasket Set |
| Material Type | Rubber |
The Fel-Pro VS 50931 R valve cover gasket set is a molded rubber replacement designed for reliable sealing in repair environments. It installs like a factory-style gasket and is engineered to work with embossed valve covers and pan flanges, so it is typically used when oil leaks develop around the valve cover. The rubber compound and application-specific design aim to provide a consistent long-life seal, and compression limiters are built in to reduce the risk of overtightening during installation. For reliability-focused owners this gasket offers a straightforward, professional-grade solution that fits directly and stops leaks when matched to the correct application. The main limitation is that it is a single-purpose gasket set intended only for the specified engine fitment and will not address underlying flange or cover warpage without additional repair work.
Best for: Reliability-focused buyers who prioritize a proven, factory-style replacement to stop valve cover oil leaks and extend engine service life with minimal fuss.
Less Ideal for: Owners looking to correct bent or warped valve covers or flange damage should consider additional repair or replacement parts rather than this gasket set alone.
- Molded rubber compound engineered for consistent, long-life sealing
- Designed to match embossed covers and pan flanges for a direct fit
- Compression limiters reduce the risk of overtightening during installation
- Marketed as a factory-style replacement for straightforward swap-in repairs
- Only addresses gasket sealing and will not fix warped or damaged mating surfaces
Verdict: A factory-style molded rubber gasket set built to deliver dependable, long-lasting valve cover sealing for repair-focused maintenance.
6. AUCERAMIC Valve Cover Gasket Set for Mercedes-Benz 1.8L (Fits select C, E, SLK models)
| Brand | AUCERAMIC |
|---|---|
| Material Type | Rubber |
| Model | BZ-0001-1 |
| Part Number | BZ-0001-1 |
| Fits Engines | 1.8L L4 turbo |
This valve cover gasket set is intended as a direct-fit replacement for selected Mercedes-Benz 1.8L M271/M276/M278 family applications. It replaces the factory gasket to reseal the valve cover and stop oil leaks that appear around the rocker cover. Typical use is during routine maintenance or after removing the valve cover for repairs such as spark plug or coil changes. The kit uses rubber gasket material aimed at providing a close, flexible seal and claims compatibility with specific part numbers used on C180/C200/C250, E200/E250 and SLK models. Practical benefits include straightforward installation for anyone comfortable with basic engine work and compatibility notes that match common Mercedes part references. Limitations include variable longevity reported by users—some buyers note the gasket can harden and begin leaking over time—so long-term durability may be inconsistent compared with factory replacement parts. Expect to verify fit and inspect the gasket after initial hours of operation to confirm a proper seal.
Best for: Buyers focused on convenience who want an affordable, ready-fit gasket to reseal a valve cover quickly during maintenance or minor repairs without sourcing dealer parts.
Less Ideal for: Drivers seeking maximum long-term durability or exact factory-match longevity should consider a factory-quality replacement or OEM-sourced gasket instead.
- Direct-fit replacement for specified Mercedes-Benz 1.8L engine valve covers
- Rubber construction intended to provide a flexible seal during reinstallation
- Useful for routine valve cover removal tasks like spark plug or coil access
- Some users report the gasket hardens and can leak after extended use
- Durability appears inconsistent compared with factory-quality replacements
Verdict: AUCERAMIC offers a convenient, direct-fit rubber valve cover gasket set for Mercedes-Benz 1.8L engines that makes quick repairs and maintenance easier.
7. Mercedes-Benz Engine Valve Cover Gasket (Part 113 016 02 21)
| Brand Name | Mercedes Benz |
|---|---|
| Model | 1130160221 |
| Part Number | 113 016 02 21 |
| Material Type | Oem |
This Mercedes-Benz valve cover gasket is sold as a factory-quality replacement part for owners needing to reseal the valve cover. It is used during routine engine maintenance or when addressing oil leaks around the valve cover area; installers remove the cover, clean mating surfaces, and fit this gasket to restore a proper seal. The listing identifies the part as Mercedes-Benz OEM material, which simplifies fitment choices for risk-averse buyers seeking factory-spec components. Practical benefits include correct fit geometry when the part number matches the engine and the reassurance of manufacturer branding. Customer reports show mixed packing quality from sellers, so check the gasket on arrival for deformation before installation. The product itself does not include installation hardware or instructions, so buyers should plan for basic tools and shop time or professional installation if unsure. Shipping and seller handling have caused some returns in reviews, but when the gasket arrives intact it performs like a factory replacement in typical driving use.
Best for: Risk-averse mainstream buyers who prioritize factory-quality replacement parts and want a straightforward, like-for-like gasket to address valve cover oil leaks with minimal guessing.
Less Ideal for: Shoppers seeking a complete repair kit with extra seals, bolts, or step-by-step instructions or those who prefer aftermarket performance or upgraded gasket materials.
- Factory-brand part for straightforward fit when matched to the correct Mercedes-Benz part number
- Sold as OEM material which reduces uncertainty about compatibility and material quality
- Simple direct-replacement design suited to standard valve cover resealing procedures
- Packaging and handling vary by seller and some units have arrived bent or entangled
- No installation hardware or instructions included
Verdict: Choose this factory-branded valve cover gasket when you want a direct, factory-quality replacement to fix valve cover oil leaks.
Choosing the Right Mercedes-Benz GLC Valve Cover Gasket: Key Factors to Consider
Gasket Material and Durability
The gasket compound determines how well the seal holds up to heat, oil exposure, and time. Silicone and rubberized materials offer flexibility that helps maintain a seal as the engine cycles through temperature changes, while denser elastomers may resist extrusion under clamped joints.
Material also affects how the gasket handles oil additives and long-term exposure to engine oil. A compound that hardens or cracks with age will allow seepage. Verify that the material is rated for automotive oil and elevated under-hood temperatures to reduce the chance of leaks and repeated replacements.
Exact Fitment to Mercedes-Benz GLC
Proper fitment to the valve cover and cylinder head flange is essential for a uniform seal. Even small mismatches in profile or bolt-hole alignment can create stress points where leaks develop. A gasket designed specifically for Mercedes-Benz GLC contours and fastener layouts minimizes trimming or adjustment during installation.
Fitment also influences installation time and the need for additional parts. A precise fit reduces the likelihood of gaps that require extra sealant or shimming, which can introduce variability in sealing performance.
Compatibility With Factory Torque Specs
How the gasket responds to the recommended bolt torque affects sealing reliability. Some materials compress predictably under factory torque values, forming a consistent seal, while others may require slightly different clamping behavior. Choosing a gasket that performs well within the GLC's torque range helps prevent over-compression or under-sealing.
If a gasket requires different torque sequences or values, that should be clearly documented. Following correct torque specs and tightening sequence ensures even load distribution and reduces the risk of warping the valve cover or creating point leaks.
Design Features and Integrated Seals
Some gaskets incorporate molded seals for spark plug wells, PCV passages, or bolt bosses, which simplifies installation and reduces the number of separate parts needed. Integrated features can improve consistency and save time during service, but they must align with the GLC's valve cover geometry to function correctly.
Where a gasket lacks integrated components, confirm whether additional O-rings or seals are required. Using the correct complementary seals for spark plug tubes and other openings is important to stop localized leaks that can lead to misfires or oil contamination of ignition parts.
Resistance to Oil Contamination and Chemicals
Gaskets are exposed to engine oil and occasional chemical cleaners or additives, so chemical compatibility matters. A gasket that degrades when exposed to certain additives or prolonged oil immersion will lose elasticity and sealing ability. Choose materials rated against common engine oils and resistant to common cleaning agents used during service.
Chemical resistance also ties into lifespan. A gasket formulated to resist swelling or softening under oil exposure will maintain clamping force and reduce the chance of seepage over time.
Installation Practicality and Serviceability
Consider how easy it is to install the gasket during routine maintenance. Factors such as whether the gasket requires sealant, the complexity of removing surrounding components, and accessibility of mounting bolts affect labor time and the risk of installation errors. A gasket that aligns intuitively and stays in place during assembly reduces the chance of pinching or misalignment.
Also think about future service. A design that allows straightforward access to spark plugs and other engine components without full valve cover removal can save time during diagnostics and repairs.
How We Chose the Best Mercedes-Benz GLC Valve Cover Gasket
We focused on factors that directly affect long-term sealing performance and installation success on the Mercedes-Benz GLC. Key evaluation criteria included gasket material and hardness, OEM versus upgraded compound compatibility, dimensional fitment to factory mating surfaces, resistance to oil and heat, and how well the gasket accommodates common GLC valve cover geometries. We also considered whether the gasket design required additional components such as seals or retainers and how that affects installation complexity. Products were excluded if they lacked clear fitment information for the Mercedes-Benz GLC, if material specifications were unspecified, or if the design depended on substantial valve cover modification. Our approach prioritized parts that balance sealing longevity, ease of service, and compatibility with factory torque specs and fastener layouts.
Our full evaluation process is outlined in our review methodology.
FAQ
What are common symptoms of a failing Mercedes-Benz GLC valve cover gasket?
Common signs include visible oil seepage around the valve cover, oil on ignition coils or spark plug wells, a burning oil smell during hot operation, and occasional misfires if oil fouls ignition components. Symptoms often start as small leaks and become more noticeable over time.
How long does a typical valve cover gasket last on a GLC?
Lifespan varies with driving conditions, maintenance, and gasket material. Many gaskets last several years under normal driving, but exposure to extreme heat cycles or oil contamination can shorten service life. Regular visual checks help catch gradual deterioration early.
Can you replace the valve cover gasket yourself on a Mercedes-Benz GLC?
Many owners with basic mechanical skills can perform the replacement, especially if they have a service manual and proper tools. The job requires careful cleaning of mating surfaces, correct torque application, and attention to spark plug well seals. If you are unsure about torque specs or access, consider professional help.
Do I need to use sealant with a new gasket?
Whether to use additional sealant depends on the gasket design and installer instructions. Some gaskets are engineered to seal without extra compound, while others recommend small beads of sealant at specific corners or joints. Follow the gasket manufacturer's guidance and the vehicle's service procedures.
Will a leaking valve cover gasket damage the engine?
Minor leaks mainly cause oil loss and a dirty engine bay, and they can lead to fouled ignition components if left unchecked. Over time, persistent leaks may reduce oil levels and increase wear. Addressing leaks early reduces the chance of secondary issues.
How do I confirm correct fitment for my Mercedes-Benz GLC?
Confirm fitment by matching the gasket to the exact model year and engine variant of your GLC, checking bolt pattern, and comparing the gasket profile to the valve cover. Documentation and fitment charts from the part supplier or manufacturer help ensure compatibility before installation.
Conclusion
When choosing a Mercedes-Benz GLC valve cover gasket, prioritize accurate fitment and a material that resists oil and heat degradation. Consider whether the gasket includes integrated seals for spark plug wells and whether it performs predictably under the vehicle's torque specifications. Balance ease of installation and serviceability against long-term sealing performance. Addressing leaks promptly with a properly fitting, durable gasket reduces the risk of fouled ignition components and keeps the engine bay cleaner over time.
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