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If your Acura TSX is showing signs of oil seepage around the top of the engine, swapping the valve cover gasket can restore a clean engine bay and reduce oil loss. Choosing the right gasket matters because materials, fitment, and durability determine how long the seal will hold up under heat and vibration. This guide shortlists the top valve cover gaskets for Acura TSX models and explains the key criteria used to evaluate them, such as sealing material and installation compatibility. Read on to see the options that made our list and what to check before you buy.
Looking for other parts? See all Acura TSX parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | Wollvon Valve Cover Gasket Set for Acura/Honda 2.4L/2.0L Engines |  |
| Most Popular A crowd favorite that many people choose with confidence | HIHIAV Valve Cover Gasket Kit for Honda/Acura 2.0–2.4L (VS50614R) |  |
| Best Quality Built to a higher standard if you want something more solid | A-Premium Valve Cover Gasket Set for Acura TSX V6 (fits select Honda/Acura 3.5L/3.7L engines) |  |
| Best Budget The cheapest option that still gets the job done reliably | MOTOKU Valve Cover Gasket Set with VTEC Solenoid and Spark Plug Tube Seals |  |
| Most Sold A high-volume bestseller chosen again and again | MNJWS Valve Cover Gasket Set for Honda & Acura 2.0L–2.4L (fits Acura TSX) |  |
| Best Value for Money The sweet spot between price and what you get | X AUTOHAUX Valve Cover Gasket Set for Acura/Honda 3.5L–3.7L |  |
| Best Overall The best all-around choice for most situations | Fel-Pro VS 50614 R Valve Cover Gasket Set for Honda/Acura 4-cylinder |  |
1. Wollvon Valve Cover Gasket Set for Acura/Honda 2.4L/2.0L Engines
| Brand | WOLLVON |
|---|---|
| Manufacturer Part Number | WM0011 |
| Compatible engines | 2.4L and 2.0L Acura/Honda (per cross-reference) |
This Wollvon valve cover gasket set supplies the valve cover gasket and related seals needed when servicing the top end of a 2.4L or 2.0L Acura/Honda engine such as the TSX's 2.4L. It is typically used during valve cover removal for repairs, replacing leaking gaskets, or as part of routine maintenance to stop oil seepage. The kit lists cross part numbers that align with factory replacements and includes seals for variable valve timing components, which reduces the chance of missing small gaskets during reassembly. Buyers report accurate fit and straightforward installation, which helps make the job quicker and less fiddly. Because this is an aftermarket kit, material longevity can vary versus factory parts, so careful installation and proper sealing compound where recommended are important for long-term leak-free service. The set is a practical, cost-effective option for restoring proper sealing on a TSX engine when matched to the listed cross-reference numbers.
Best for: Reliability-focused buyers who prioritize restoring proper sealing on their Acura TSX without paying OEM prices and who prefer to replace all related gaskets in one service visit.
Less Ideal for: Owners seeking factory-sourced parts with manufacturer-backed materials testing or those who prefer dealer-supplied kits with brand warranty coverage.
- Complete kit that includes valve cover gasket and VVT/VTEC-related seals so you do not have to buy multiple parts separately
- Cross-reference part numbers match common Acura/Honda replacements for easier fit confirmation
- Reported fitment is accurate which simplifies installation and reduces rework
- Lower-cost alternative to factory parts that still matches OEM part numbers
- Aftermarket construction may not match factory material life in high-mileage or high-heat engines
- Kit does not include detailed torque or installation instructions specific to the TSX, so following factory service manual steps is still required
Verdict A budget-friendly, full valve-cover gasket kit that fits TSX 2.4L engines and lets reliability-minded owners replace all top-end seals in one go.
2. HIHIAV Valve Cover Gasket Kit for Honda/Acura 2.0–2.4L (VS50614R)
| Compatible engines | 2.0L, 2.3L, 2.4L Honda/Acura |
|---|---|
| Package contents | 1 valve cover gasket, 8 spark plug tube seals, 6 grommets, VTEC solenoid gaskets (total 18 pieces listed) |
| Replace part numbers | VS50614R, 12030-PNC-000, 12030-RAA-A00, 12030-RAA-A01, 12341-RTA-000 |
This HIHIAV valve cover gasket kit supplies the full sealing kit needed when replacing a leaking valve cover on compatible 2.0–2.4L Honda and Acura engines, including the main gasket, spark plug tube seals and grommets. It is typically used during engine maintenance to stop oil leaks that cause stains and potential engine issues. The package aims to simplify installation by supplying all required pieces in one box and ships with additional VTEC solenoid gaskets for models that use them. Buyers report generally accurate fitment and durable material that holds shape during installation, which makes the job quicker and reduces trips for missing parts. There are some fitment reports that show this aftermarket part does not match every model year precisely, so careful year/engine verification and visual comparison to the factory gasket are recommended before installation. If you need an immediate, convenience-focused all-in-one gasket kit for routine valve cover work on compatible Acura TSX 2.4L engines, this covers the basics but expect to double-check fitment for peace of mind.
Best for: Convenience-driven buyers who want a single kit that supplies all valve cover sealing components for routine maintenance on compatible Acura TSX 2.4L engines and prefer to reduce parts-sourcing steps.
Less Ideal for: Buyers who require guaranteed exact factory-identical fit without any verification or those restoring a vehicle to strict factory-spec tolerance should consider a factory-quality replacement or dealer part.
- Complete kit includes main valve cover gasket, spark plug tube seals and grommets so you get all needed pieces in one purchase.
- Intended fit for a wide range of 2.0–2.4L Honda and Acura engines, which can simplify parts matching for common repairs.
- Multiple customers report good material quality and secure fit during installation, reducing the chance of immediate leaks.
- Aftermarket sizing varies for some model years, with verified reports of incorrect fit on certain vehicles.
- Instructions are general and may require experienced handling or reference to factory torque patterns for proper installation.
Verdict A convenient all-in-one gasket kit that works for many 2.4L Acura TSX jobs if you verify fitment before installing.
3. A-Premium Valve Cover Gasket Set for Acura TSX V6 (fits select Honda/Acura 3.5L/3.7L engines)
| Material | NBR/ACM Rubber |
|---|---|
| Operating Temperature | -20°C – 150°C |
| Included Parts | Left & right gaskets, 10 grommets, 6 spark plug tube seals |
| Reference Numbers | 12030RJA000, VS50773R |
This A-Premium valve cover gasket set replaces both left and right bank seals, spark plug tube seals, and includes grommets to restore the valve cover sealing system on compatible V6 engines. Intended for direct replacement use, it is typically installed during a valve cover service to stop oil seepage around the cover and spark plug wells. The kit’s NBR/ACM rubber construction and stated oil-resistance testing suggest durability under underhood temperatures, and the seller claims OEM-fit dimensions for a close fit to factory surfaces. Practical benefits include a full set of necessary parts so you do not need to source individual pieces, and temperature and oil-resistance ratings that suit regular driving and performance loads. Important limitations are that longevity depends on proper installation and correct torque on valve cover bolts, and aftermarket fitment can vary from factory parts so careful comparison to the original is recommended for performance applications.
Best for: Performance-oriented owners who prioritize restoring a leak-free engine bay and want a full gasket kit that supports higher-temperature, higher-load driving.
Less Ideal for: Owners seeking an exact factory-branded part from the vehicle manufacturer or those who prefer professional-supplied OEM parts through a dealer should consider other sources.
- Complete kit includes left and right valve cover gaskets, spark plug tube seals, and grommets so you have all parts for a valve cover service.
- NBR/ACM rubber formulation rated for oil resistance and elevated temperatures for reliable sealing under engine heat.
- Manufacturer states OEM-fit dimensions and lab testing for heat endurance, supporting a precise fit when matched to the correct engine.
- Covers both banks on V6 engines so both sides are replaced at once, reducing repeat labor.
- Compatibility limited to specified Honda and Acura V6 model years so verify fit to the Acura TSX before purchase.
- Aftermarket part may not exactly match every factory part detail so installation care and inspection are required.
Verdict A full, performance-minded valve cover gasket kit that aims for OEM-fit sealing to stop leaks, provided you confirm compatibility with your Acura TSX and install it correctly.
4. MOTOKU Valve Cover Gasket Set with VTEC Solenoid and Spark Plug Tube Seals
| Compatible models | Acura TSX 2010-2013 |
|---|---|
| Package includes | 2 valve cover gaskets, 2 VTEC solenoid gaskets, 6 spark plug tube seals, 10 bolt grommets |
| Manufacturer | MOTOKU |
This MOTOKU valve cover gasket kit supplies the parts needed when replacing a leaking valve cover on an Acura TSX of the compatible model years. The kit bundles two valve cover gaskets, two VTEC solenoid gaskets, six spark plug tube seals, and ten bolt grommets so you can rebuild the valve cover assembly in one job rather than sourcing parts separately. In practice it is used during valve cover removal to stop oil leaks around the cover, VTEC solenoids, and spark plug tubes. Customer reports and the included components indicate the pieces are formed similarly to factory parts and install like a direct replacement. The main practical benefit is the convenience and lower cost compared with buying individual OEM parts. Limitations to expect are variable long-term durability of the rubber parts under heat cycling and the usual need to ensure clean mating surfaces and correct torque during installation to prevent leaks. The kit is a cost-focused option for routine gasket replacement rather than a long-term performance upgrade.
Best for: Budget-conscious owners focused on keeping an Acura TSX running without overspending, and DIYers who prefer a single inexpensive kit to complete a valve cover gasket job.
Less Ideal for: Owners seeking a dealer-sourced factory guaranteed part or those planning track use who need the highest-temperature resistant materials should consider higher-end or OEM replacements instead.
- Complete kit includes valve cover gaskets, VTEC solenoid gaskets, spark plug tube seals, and bolt grommets so one purchase covers the full valve cover service.
- Appears to match factory form and fit for the listed engines, simplifying installation for DIY or shop techs.
- Low-cost solution that reduces parts sourcing time and expense compared with buying OEM pieces separately.
- Long-term lifespan of the rubber seals under repeated heat cycling is uncertain compared with higher-end or dealer parts.
- Not marketed with a manufacturer warranty or longevity claims, so future failures may require replacement.
Verdict A cost-effective, all-in-one valve cover gasket kit that makes routine gasket replacement on an Acura TSX affordable and straightforward, with some uncertainty about long-term rubber durability.
5. MNJWS Valve Cover Gasket Set for Honda & Acura 2.0L–2.4L (fits Acura TSX)
| Compatible engines | 2.0L, 2.3L, 2.4L |
|---|---|
| Fitment (example) | Acura TSX 2.4L (listed) |
This valve cover gasket set is built as a direct replacement for the 2.4L engines used in the Acura TSX and is intended to stop oil leaks between the valve cover and cylinder head. It ships as a complete kit designed to include the gaskets and related seals so you can replace a leaking unit in a single service session. The seller describes the gasket as premium rubber engineered to resist heat and repeated expansion and contraction, which helps maintain a seal under normal driving conditions. For a risk-averse buyer this is useful because it simplifies repair: fitment is listed for the TSX and the part replaces common Honda/Acura part numbers so installation follows the factory procedure. Limitations: this is an aftermarket part rather than a factory-sourced component, so long-term durability can vary by engine history and installation technique, and some models may need valve-cover cleaning or minor prep to seat the gasket properly. Expect a straightforward DIY install but be prepared to follow torque specs and inspect mating surfaces before reuse.
Best for: A cautious, risk-averse TSX owner who prefers a proven, easy-to-source replacement that follows factory fitment and minimizes drive-time with a leaking valve cover.
Less Ideal for: Owners seeking a genuine factory-sourced Acura part or those who prefer vendor-certified performance testing should consider dealer or OEM replacements instead.
- Direct-fit replacement advertised for 2.4L Acura TSX application, simplifying selection and installation.
- Supplies a full gasket set including spark-plug tube seals so you can complete the job in one visit.
- Made from rubber formulation intended to resist heat-related hardening and provide a consistent seal.
- Replaces multiple common part numbers, easing compatibility checks for TSX owners.
- Aftermarket product rather than factory-sourced part so long-term lifespan may vary by vehicle and use.
- Performance depends on correct installation and clean mating surfaces; additional prep may be required.
- Manufacturer specifics such as exact material compound and lab testing data are not provided in the listing.
Verdict A practical, direct-fit aftermarket gasket set that makes repairing a leaking Acura TSX valve cover straightforward for risk-averse owners.
6. X AUTOHAUX Valve Cover Gasket Set for Acura/Honda 3.5L–3.7L
| Position | Front |
|---|---|
| Manufacturer | X AUTOHAUX |
| Manufacturer Part Number | a22030100ux0005 |
| Compatible engine sizes | 3.5L, 3.7L |
This gasket set from X AUTOHAUX is a direct replacement intended to stop oil leaks where the valve cover meets the cylinder head on compatible Acura and Honda V6 engines. Typically used during valve cover service or when owners notice low oil, burning-oil smells, or visible seepage, the set includes rubber gaskets made for oil resistance, heat tolerance, and long-term sealing. For an Acura TSX with a 3.5L V6 (years listed among fitment), it provides a straightforward swap to restore a tight seal without modifying engine components. The practical benefit is lowered oil consumption and reduced risk of oil contamination on ignition components. Limitations include the need to confirm exact engine code and fitment before purchase since aftermarket kits can vary and some buyers reported fit issues on specific model years. Installation requires moderate mechanical skill and basic tools; if guides or torque specs are not followed, leaks can persist. This kit is a cost-conscious option if you want a usable factory-replacement style gasket without paying OEM prices.
Best for: Practical optimizers who prioritize dependable repairs at a lower cost and want a usable replacement gasket for routine maintenance on a TSX V6.
Less Ideal for: Owners seeking exact factory-branded parts or those unwilling to verify fitment or perform moderate DIY installation should consider a factory-quality alternative or professional service.
- Designed for 3.5L–3.7L Acura/Honda V6 engines so fitment targets common TSX V6 applications
- Rubber construction offers oil and heat resistance for lasting sealing performance
- Helps stop common valve cover leaks that cause low oil and burning-oil odors
- Lower-cost alternative to factory-quality replacement parts
- Fitment can vary by model year and engine code so verification is required before installation
- Not a branded factory part which may lead to occasional dimensional or material differences
Verdict A budget-friendly gasket set that restores valve-cover sealing for TSX V6 owners who want a practical, lower-cost replacement—verify fitment before buying.
7. Fel-Pro VS 50614 R Valve Cover Gasket Set for Honda/Acura 4-cylinder
| Material | Rubber |
|---|---|
| Manufacturer Part Number | VS50614R |
| OEM Part Number | VS50614R |
| Unit Count | 1.0 Count |
| Compatibility note | Fits Honda and Acura 4-cylinder applications listed by manufacturer |
This Fel-Pro valve cover gasket set is a full repair kit designed to replace the factory valve cover seal on compatible Honda and Acura 4-cylinder engines, including many TSX model years. It includes the main gasket plus grommets and spark plug tube seals so you can do the full job without scavenging parts. The cork-rubber formulation and highly conformable profile are intended to seat around imperfect surfaces, which helps stop oil seepage common on aging valve covers. Installers report the gasket fits snugly in the cover and is easy to position during reassembly, and the blue color makes seating visible. While many users find the durability good in service, there are isolated reports of spark plug tube seal failures, so care during installation and correct torque are important. This is a practical, garage-friendly option for a balanced buyer who wants a ready-to-install, professional-quality replacement without paying dealer labor costs.
Best for: A balanced all-round buyer who wants a reliable, ready-made replacement kit to perform a professional valve cover gasket repair on an Acura TSX without dealer service.
Less Ideal for: Those seeking a long-term fleet solution who require extended manufacturer support or a guaranteed lifetime durability record should consider other options.
- Complete kit includes valve cover gasket, spark plug tube seals and bolt grommets for a single repair
- Cork-rubber formulation designed to conform to imperfect sealing surfaces for improved seal
- Fits factory mounting locations and is reported to match OEM shape for direct replacement
- Easy to position during installation and the colored gasket helps confirm correct seating
- Some users report premature failure of spark plug tube seals in a few cases
- Manufacturer lists the part as discontinued which could affect future availability
Verdict A ready-to-install, full valve cover gasket kit that matches factory fit and is well suited for DIY or independent-shop TSX repairs, with a few isolated seal durability reports.
Choosing the Right Acura TSX Valve Cover Gasket: Key Factors to Consider
Material and Heat Resistance
The gasket material determines how well the seal withstands repeated heating and cooling cycles. Materials that resist oil swelling and thermal degradation maintain sealing force longer and reduce the chance of leaks.
Look for formulations that remain pliable at operating temperatures yet resist permanent compression. Materials that crack or harden over time will lose contact with the mating surfaces and allow oil to seep out, so material choice is a primary driver of longevity.
Dimensional Accuracy and Fitment
Precise dimensions and correct hole alignment are essential to form a uniform seal around the valve cover and bolt locations. Even small deviations can cause uneven compression, creating pressure points that lead to leaks.
Model-specific fitment reduces installation time and avoids trimming or force-fitting, which can compromise the gasket. Ensuring the gasket matches Acura TSX mating surfaces helps achieve consistent torque readings and a reliable seal.
Compression and Resilience
A good valve cover gasket compresses enough to fill microscopic surface irregularities but rebounds enough to maintain contact after thermal cycles. Compression set, or permanent deformation after being squeezed, is a key characteristic to check.
Gaskets with poor resilience may seal initially but fail after a few heat cycles. Consider how the material performs under sustained clamping force and whether it will retain sufficient thickness to prevent leaks over time.
Compatibility With Torque Specs and Hardware
Proper clamping force is achieved when the gasket and fasteners are compatible with the vehicle's specified torque values. If a gasket is too thick or too soft, the recommended bolt torque may not produce the intended seal and could lead to over-tightening or under-sealing.
Check that the gasket design accommodates the factory bolts, studs, and any integrated seals or grommets. Compatibility reduces the risk of damage during installation and ensures the gasket performs as intended under service conditions.
Resistance to Oil and Chemical Exposure
Valves cover gaskets are in constant contact with engine oil and may encounter contaminants such as fuel vapors or cleaning solvents. Materials that swell, soften, or degrade when exposed to these substances will fail prematurely.
Choose gaskets rated for prolonged oil exposure and resistant to common automotive fluids. This factor directly impacts how long the gasket will maintain a proper seal and helps prevent mid-life deterioration.
Ease of Installation and Serviceability
A gasket that installs cleanly and aligns with locating features reduces installation errors that can cause leaks. Design elements like molded bolt holes, integrated seals for spark plug wells, or clear orientation markers can simplify installation and lower the chance of cross-threading or misalignment.
Consider whether the gasket allows for routine inspection and re-torqueing if needed, and whether replacement requires removal of additional components. Easier installation often translates to fewer installation-related failures and lower labor risk.
FAQ
What are the common symptoms of a failing valve cover gasket on an Acura TSX?
Common signs include oil visible around the valve cover edges, burning oil smell if oil contacts hot engine parts, and reduced oil levels between changes. You might also notice dirt sticking to oily areas or smoke from burning oil in severe cases. These symptoms often point to a deteriorating seal that should be inspected promptly.
How long does a typical valve cover gasket last on an Acura TSX?
Lifespan depends on material quality, driving conditions, and maintenance, but many gaskets last several years under normal use. Heat cycles and exposure to oil and contaminants gradually degrade materials, so age and visible signs of wear are better indicators than a fixed timeline. Regular inspections can catch early deterioration.
Can I replace the valve cover gasket myself, and what should I watch for?
Many DIYers can handle the replacement if they have basic mechanical skills and the right tools. Key points include cleaning mating surfaces thoroughly, following proper torque sequencing and values, and ensuring any integrated seals or grommets are seated correctly. Avoid over-tightening bolts and inspect for any warped mating surfaces during the job.
What causes a valve cover gasket to start leaking oil?
Leaks usually result from material aging, compression set, or damage during installation, all of which reduce the gasket's ability to seal. Repeated heating and cooling cycles, oil contamination, and improper bolt torque can accelerate deterioration. Physical damage from overtightening or incorrect alignment can also create leakage paths.
Do I need to replace other parts when changing the valve cover gasket?
It often makes sense to inspect related items such as valve cover bolts, grommets, and any seals around spark plug wells. While replacement is not always required, worn or damaged hardware can prevent a proper seal and may warrant swapping during the gasket service. Addressing warped covers or contaminated mating surfaces before installation improves outcomes.
How We Chose the Best Acura TSX Valve Cover Gasket
We prioritized gaskets that offer long-lasting seals under the heat and vibration typical of Acura TSX engines. Key evaluation criteria included material composition and resistance to oil and heat, as these directly affect longevity and leak prevention; dimensional accuracy and fitment tolerance to ensure a proper seal without modification; compression and resilience to maintain sealing force over time; compatibility with factory torque specifications and retaining hardware requirements; and overall build quality and manufacturing consistency to minimize early failures.We excluded parts that required significant modification, universal or generic designs lacking model-specific fit, and products with inconsistent material specifications. We also filtered out items with unclear compatibility or insufficient information about construction. The resulting shortlist focuses on valves cover gaskets that balance precise fitment, durable materials, and reliable sealing performance for Acura TSX applications.
Our full evaluation process is outlined in our review methodology.
Conclusion
Prioritize a gasket that combines durable material construction with precise, model-specific fitment and compatibility with factory torque values. Balancing resilience, oil resistance, and accurate dimensions will give you the best chance of a long-lasting seal and fewer maintenance surprises.When evaluating options, weigh the tradeoffs between material longevity and installation ease. Good sealing performance depends as much on proper installation and hardware condition as on gasket choice, so prepare to inspect mating surfaces and follow torque guidance for the best results.
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