Best Durable Valve Cover Grommets

Looking for the best durable valve cover grommets? We’ve got you covered with a curated list of top options to keep your engine running smoothly and leak-free.

Valve cover grommets are small but vital parts of your engine. They keep oil leaks and harmful fumes at bay, ensuring your engine runs smoothly. Choosing the best durable valve cover grommets can save you time and money in the long run.

These grommets come in various materials like PVC, rubber, and neoprene. Each material offers unique benefits, such as heat resistance and flexibility. The right grommet fits your engine perfectly, providing a tight seal and long-lasting performance.

Whether you’re working on a classic V8 or a custom build, the right grommet makes a difference. It’s easy to install and ensures your engine stays clean and efficient. Let’s explore the top options to find the perfect fit for your needs.

List of Top 10 Durable Valve Cover Grommets

Title	Best For	Price
2Pcs 5339 Valve Cover Breather Grommet for All Valve Covers (0.75″ & 1″ ID)	This product is perfect for car enthusiasts and DIY mechanics who want to fix oil leaks and improve engine performance. It’s easy to install and works great for classic V8 engines.	View on Amazon (paid link)
5339 Valve Cover Breather PCV Grommets Fits SBC BBC SBF 1-1/4 Valve Holes	This product is perfect for car enthusiasts and DIY mechanics who want to keep their classic V8 engines running smoothly. It’s easy to install and ideal for routine maintenance.	View on Amazon (paid link)
2 Pcs Valve Cover Breather 5339 Pcv Valve Grommet	This product is perfect for car owners who want a reliable and easy-to-install valve cover breather grommet. It’s great for anyone with a V8 engine, whether you’re driving on the street, racing on the track, or exploring off-road.	View on Amazon (paid link)
(8-pack) Calvana 5339 Rubber PCV Valve Grommet, Valve Cover Grommet, PCV Breather Grommet, O.D. 1 1/4″ I.D. 1″ for Steel Valve Covers SBC BBC SBF BBF 350 SPC 7218	This 8-pack of rubber grommets is perfect for DIY mechanics fixing small block Chevy engines. They provide a tight, reliable seal for your valve covers.	View on Amazon (paid link)
Speedway Motors Push-In Oil Breather Grommets, 1-1/4” Outside Diameter with 1” Center Hole, Durable Neoprene Valve Cover Grommets for Replacement or Breather Cap Installation, Pair	These Speedway Motors Push-In Oil Breather Grommets are perfect for car enthusiasts and mechanics who need reliable, durable parts for their engine builds or repairs. Whether you’re replacing old grommets or installing a new breather cap, these neoprene grommets offer a precise fit and long-lasting performance in high-heat environments.	View on Amazon (paid link)
MOROSO VALVE COVER, GROMMET, PCV WITH BAFFLE, Black	This valve cover grommet is perfect for car enthusiasts who want to upgrade their engine’s performance. It’s ideal for street use with aftermarket valve covers and GM PCV valves.	View on Amazon (paid link)
Dorman 42062 PCV Valve Mounting Grommet	This direct replacement is perfect for car owners needing a quick fix. It delivers durable construction and trustworthy quality for DIY mechanics.	View on Amazon (paid link)
FEL-PRO ES 72233 Engine Valve Cover Grommet Set for Chevrolet Silverado 1500	This FEL-PRO ES 72233 Engine Valve Cover Grommet Set is perfect for Chevrolet Silverado 1500 owners and those with compatible Buick, Cadillac, or Isuzu models. It’s ideal for anyone needing a reliable, high-quality replacement part.	View on Amazon (paid link)
Moroso VALVE COVER, GROMMET WITH BAFFLE	This valve cover grommet with baffle is perfect for street enthusiasts using aftermarket valve covers and a positive crankcase ventilation system. It’s ideal for push-in style breather systems and fits 1.220″ diameter holes in fabricated sheet metal or cast aluminum covers.	View on Amazon (paid link)
Autycle PCV Breather Grommets O.D. 1 1/4″ I.D. 1″ for Steel Valve Covers	These PCV breather grommets are perfect for car enthusiasts who need to replace worn-out grommets on their steel valve covers. They’re ideal for chrome or aftermarket steel covers, offering a durable, heat-resistant solution.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 durable valve cover grommets expertly selected for reliability and performance. Each product is thoroughly reviewed to ensure it meets your engine’s needs. Whether you’re upgrading or replacing, this guide helps you find the perfect fit effortlessly. Dive in to make your engine run smoother and longer today!

1. 2Pcs 5339 Valve Cover Breather Grommet for All Valve Covers (0.75″ & 1″ ID)

Valve Cover Breather Grommets keep your engine sealed clean. Fits all valve covers with easy push-fit install.

Premium PVC material handles extreme heat and oil. Stays flexible for years without cracking. Blocks oil leaks and harmful fumes.

Perfect for classic V8 engines and custom builds. Works with PCV valves and breather caps. Reliable engine protection every drive.

Pros	Cons
Fits all valve covers, no compatibility worries. Tough PVC resists heat, oil, and aging. Stops leaks, protects engine, boosts performance. Easy install, no tools, fits snugly.	Universal fit might miss some custom setups. Only two pieces limits extra spares. PVC material might stiffen in extreme cold.

Perfect For:

This product is perfect for car enthusiasts and DIY mechanics who want to fix oil leaks and improve engine performance. It’s easy to install and works great for classic V8 engines.

Ready to Purchase?

View Price on Amazon (paid link)

Best OE Fit Valve Cover Grommets

2. 5339 Valve Cover Breather PCV Grommets Fits SBC BBC SBF 1-1/4 Valve Holes

Fix engine leaks with these 5339 Valve Cover Breather PCV Grommets. They fit SBC, BBC, and SBF engines with 1-1/4 inch valve holes.

Made from tough, oil-resistant rubber, these grommets stop leaks and keep dirt out. They work well with high heat and engine oils.

Easy to install, no tools needed, and lasts a long time.

Pros	Cons
Easy installation – just replace old grommet in minutes Universal fit for SBC BBC SBF engines Oil and heat resistant rubber prevents leaks Tight seal stops dirt and vacuum leaks Two sizes included – 0.75″ and 1.0″ inner diameters	Limited sizes may not fit all valve covers. Rubber material could wear out faster under extreme heat. No tools included for installation, extra purchase needed.

Perfect For:

This product is perfect for car enthusiasts and DIY mechanics who want to keep their classic V8 engines running smoothly. It’s easy to install and ideal for routine maintenance.

Ready to Purchase?

View Price on Amazon (paid link)

3. 2 Pcs Valve Cover Breather 5339 Pcv Valve Grommet

Upgrade your engine with the 2 Pcs Valve Cover Breather 5339 PCV Valve Grommet. It fits V8 engines perfectly, working with SBC, BBC, and SBF models. This grommet supports PCV valves, breather caps, and more.

Made from heat-oil proof PVC, it withstands extreme conditions without cracking. It seals tightly, stops leaks, and cuts emissions. This grommet lasts longer than rubber, protecting your engine.

Install in under 5 minutes with no tools. It’s perfect for street, strip, or off-road use. This grommet ensures your engine runs smoothly every time.

Pros	Cons
Fits all V8 engines, works with stock or custom builds. Withstands extreme heat and oil, lasts longer than rubber. Stops leaks, cuts emissions, and boosts engine life. Installs in 5 minutes, no tools, stays secure always. Perfect for street, strip, or off-road, OEM quality.	Not for non-V8 engines, check compatibility before buying. PVC material may wear faster under extreme heat. Push-fit design could loosen in high-vibration setups.

Perfect For:

This product is perfect for car owners who want a reliable and easy-to-install valve cover breather grommet. It’s great for anyone with a V8 engine, whether you’re driving on the street, racing on the track, or exploring off-road.

Ready to Purchase?

View Price on Amazon (paid link)

4. (8-pack) Calvana 5339 Rubber PCV Valve Grommet, Valve Cover Grommet, PCV Breather Grommet, O.D. 1 1/4″ I.D. 1″ for Steel Valve Covers SBC BBC SBF BBF 350 SPC 7218

These are black rubber PCV valve grommets. They fit into a 1.25 inch hole in your aluminum valve cover. They hold a 3/4 inch PCV valve or breather securely in place.

The outside diameter is 1 1/4 inches. The inside diameter is 3/4 inch. Each pack has 8 grommets made from thick rubber that resists heat and oil.

Pros	Cons
Fits perfectly in 1.25″ valve covers, holds PCV valves securely. Tough rubber resists heat and oil, lasts longer. Quick install, replaces old grommets in just minutes. Boosts engine performance with tight, reliable seal.	Not universal, fits only specific valve covers and engines. Rubber may wear over time with heat and oil exposure. No tools included, basic tools needed for installation.

Perfect For:

This 8-pack of rubber grommets is perfect for DIY mechanics fixing small block Chevy engines. They provide a tight, reliable seal for your valve covers.

Ready to Purchase?

View Price on Amazon (paid link)

5. Speedway Motors Push-In Oil Breather Grommets, 1-1/4” Outside Diameter with 1” Center Hole, Durable Neoprene Valve Cover Grommets for Replacement or Breather Cap Installation, Pair

Speedway Motors Push-In Oil Breather Grommets, 1-1/4” Outside Diameter with 1” Center Hole, Durable Neoprene Valve Cover Grommets for Replacement or Breather Cap Installation, Pair

Speedway Motors Push-In Oil Breather Grommets are built to last. Made from durable neoprene, they handle high-heat engine environments with ease. Each grommet is designed for long-term use.

These grommets fit 1-1/4 inch valve cover holes perfectly. They can also be trimmed for push-in breather caps, making them versatile for different needs.

Sold as a pair, these grommets are ready for quick installation. They ensure proper sealing and alignment, ideal for engine builds or replacements.

Pros	Cons
Durable Neoprene resists wear and heat for long-lasting use. Versatile Design fits replacements or breather caps effortlessly. Precise Fit ensures secure sealing and alignment every time. Convenient Pair saves time with ready-to-install grommets.	Limited to specific valve cover sizes, not universal. Trimming needed for custom breather cap fits, extra work. No included installation tools, buy separately.

Perfect For:

These Speedway Motors Push-In Oil Breather Grommets are perfect for car enthusiasts and mechanics who need reliable, durable parts for their engine builds or repairs. Whether you’re replacing old grommets or installing a new breather cap, these neoprene grommets offer a precise fit and long-lasting performance in high-heat environments.

Ready to Purchase?

View Price on Amazon (paid link)

6. MOROSO VALVE COVER, GROMMET, PCV WITH BAFFLE, Black

The MOROSO Valve Cover Grommet is designed for durability. It fits 1.220″ diameter holes perfectly. Works with sheet metal and cast aluminum valve covers.

It’s ideal for street enthusiasts. Pairs well with aftermarket valve covers. Supports a positive crankcase ventilation system.

This grommet is compatible with GM PCV valves. It includes a baffle for added performance. Comes in a sleek black finish.

Pros	Cons
Fits 1.220″ holes in metal and aluminum valve covers. Perfect for street cars with aftermarket valve covers. Works with all popular GM PCV valves. Includes baffle for better crankcase ventilation.	Only fits 1.220″ holes, not universal. No logo, lacks personalized style. Works only with GM PCV valves.

Perfect For:

This valve cover grommet is perfect for car enthusiasts who want to upgrade their engine’s performance. It’s ideal for street use with aftermarket valve covers and GM PCV valves.

Ready to Purchase?

View Price on Amazon (paid link)

7. Dorman 42062 PCV Valve Mounting Grommet

The Dorman 42062 PCV Valve Mounting Grommet is a direct replacement for your vehicle’s original part. It’s designed to fit perfectly and work just like the factory grommet. This ensures your car runs smoothly without any issues.

This grommet restores full functionality, fits securely, and lasts a long time. Its durable construction means you won’t need to replace it often. Trust it to keep your engine working right.

With over a century of automotive experience, this part is backed by experts. Use the garage tool to ensure the perfect fit for your vehicle. It’s a reliable choice for your car’s needs.

Pros	Cons
Perfect fit for your vehicle, just like the original. Restores performance quickly and reliably. Built to last with quality, durable materials. Trusted expertise from over a century of automotive experience.	Not universal – may not fit all vehicle makes and models. Single-use part – once installed, replacement requires a new grommet. Basic function – offers no additional features beyond standard grommet.

Perfect For:

This direct replacement is perfect for car owners needing a quick fix. It delivers durable construction and trustworthy quality for DIY mechanics.

Ready to Purchase?

View Price on Amazon (paid link)

8. FEL-PRO ES 72233 Engine Valve Cover Grommet Set for Chevrolet Silverado 1500

The FEL-PRO ES 72233 Engine Valve Cover Grommet Set is perfect for Chevrolet Silverado 1500 and other compatible vehicles. It ensures a tight seal and reliable performance.

Fits many models, from Isuzu Ascender to Cadillac Escalade. Check “Amazon Confirmed Fit” before buying.

Meets or exceeds all original specs. Trust in its quality for long-lasting repairs.

Pros	Cons
Fits multiple vehicles with perfect, application-specific design. Meets or exceeds original equipment quality standards. Engineered for sealing, ensuring reliable, leak-free performance. Validated for fit, form, and function—trustworthy and durable.	Limited vehicle fit – Check compatibility before buying. No tools included – Extra purchase may be needed. Grommets only – Other parts not included.

Perfect For:

This FEL-PRO ES 72233 Engine Valve Cover Grommet Set is perfect for Chevrolet Silverado 1500 owners and those with compatible Buick, Cadillac, or Isuzu models. It’s ideal for anyone needing a reliable, high-quality replacement part.

Ready to Purchase?

View Price on Amazon (paid link)

9. Moroso VALVE COVER, GROMMET WITH BAFFLE

The Moroso VALVE COVER, GROMMET WITH BAFFLE is designed for valve covers with a 1.220″ diameter hole. It works with fabricated sheet metal and cast aluminum covers.

This grommet with baffle is ideal for street enthusiasts. It fits push-in style breather systems and works well with positive crankcase ventilation. Use it with aftermarket valve covers.

Pros	Cons
Fits perfectly with 1.220″ holes in metal or aluminum covers. Great for street cars using aftermarket valve covers. Works seamlessly with positive crankcase ventilation systems. Ideal for push-in style breather setups.	Not for stock valve covers or smaller holes. Requires specific push-in breather systems, limiting options. No logo, lacks personalization for custom builds.

Perfect For:

This valve cover grommet with baffle is perfect for street enthusiasts using aftermarket valve covers and a positive crankcase ventilation system. It’s ideal for push-in style breather systems and fits 1.220″ diameter holes in fabricated sheet metal or cast aluminum covers.

Ready to Purchase?

View Price on Amazon (paid link)

10. Autycle PCV Breather Grommets O.D. 1 1/4″ I.D. 1″ for Steel Valve Covers

Autycle PCV Breather Grommets deliver a secure seal for your valve cover. These thick rubber grommets resist heat and oil for reliable performance.

They fit all chrome steel and aftermarket stamped steel valve covers. The O.D. 1 1/4 inch matches your valve cover hole. The I.D. 1 inch accepts your PVC valve.

Replace worn grommets on your SBC 350 engine. The pack includes 2 pcs for both sides.

Pros	Cons
Fits all chrome and steel valve covers perfectly. Durable rubber resists heat and oil for long-lasting use. Exact dimensions ensure a snug, leak-free fit every time. Easy replacement for old grommets on your SBC 350.	Only fits steel covers, not others. Only two pieces included per pack. Requires exact hole size matching.

Perfect For:

These PCV breather grommets are perfect for car enthusiasts who need to replace worn-out grommets on their steel valve covers. They’re ideal for chrome or aftermarket steel covers, offering a durable, heat-resistant solution.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Valve cover grommets keep your engine leak-free and running smoothly. Choosing the best durable option saves time and money.

Factors to Consider When Buying:
– Material: Pick PVC, rubber, or neoprene based on heat resistance and flexibility.
– Size: Ensure the inside diameter (ID) and outside diameter (OD) match your valve cover holes.
– Compatibility: Check if it fits your engine type, like V8, SBC, or BBC.
– Ease of Installation: Look for push-fit or tool-free options for quick setup.
– Durability: Choose grommets that resist oil, heat, and cracking for long-lasting performance.
– Purpose: Decide if you need it for PCV valves, breather caps, or general sealing.
– Quantity: Buy single packs or multi-packs based on your needs.
– Brand Reputation: Trust brands like Moroso, Dorman, or FEL-PRO for reliable quality.

Engaging Experience:
Finding the right grommet is easy when you know your engine’s needs. Whether you’re fixing leaks or upgrading, the perfect fit ensures your engine stays clean and efficient.