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These valve cover breather caps from Ford Performance Parts are a great looking way to cap off your valve cover oil fill holes. They're available in several styles and attachment types to add a custom touch to your valve covers.
( 32 )
$20.99
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$37.99
Redhorse Performance positive seal valve cover vent fittings are designed to help when plumbing a vacuum or catch can system. No welding is required. Simply drill a hole and fasten one of these Model 9832-12-2 adapters to the inside of valve cover, providing a leak-free O-ring seal. The valve cover must have flat surfaces on both the inside and outside where being installed. Installation instructions are included.
( 1 )
$46.28
Hamburger's Performance fabricates oil fill cap kits for high performance. These universal aluminum valve cover bungs include screw-in caps, and they can be welded or bolted in. Top your valve covers with an economical and attractive oil fill cap kit from Hamburger's Performance.
( 9 )
$40.99
Earl's Performance vented oil fill caps eliminate the need to modify your valve covers when adding a catch tank to your racing engine. These caps are required by most sanctioning bodies in racing applications. Choose from two versions—one that fits OEM valve covers (GM LS, GM Gen-V LT, and Ford Coyote); or the version designed to fit Holley cast aluminum GM LS valve covers. These billet aluminum vented oil fill caps feature a black anodized finish. Order the vented oil fill cap that best suits your application. Additional features and specs: * Internal baffle inside cap to help reduce transfer of oil to catch tank * Screws into valve cover like ordinary oil fill cap * -10 ORB (7/8 in.-14 straight thread) O-ring boss port for use with AN hose to catch tank or PCV * Use with O-ring port hose end AT849010ERL; or O-ring adapter AT985010ERL (straight) or AT949010ERL (90 degree)
( 9 )
$31.18
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$44.49
No more stamped steel breather caps for aluminum valve covers! Complete your engine dress-up with a breather cap that actually matches your look. These Slant-Edge aluminum push-in breather caps from Ford Performance Parts are available in five different finishes, and with just about every Ford Oval emblem configuration imaginable—raised and milled, recessed with inlaid paint, and even no emblem at all. The vivid 3D Oval emblem give these 2.5 in. diameter breather caps a bold, clean look.
( 3 )
$44.99
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$54.99
Spectre makes it easy for you to dress up your engine with these chrome valve covers. They make them for a wide range of engines that many other manufacturers ignore. The heavy-duty chrome finish adds a custom look without breaking the bank. They're available in either a short OEM style, for applications where tall covers interfere with accessories, or a tall style, for an optional look that also clears most performance valvetrain modifications.
( 24 )
$39.99
Ford Performance valve cover hold-down mini-nuts are the perfect way to finish up your engine dress-up project. Small and unobtrusive, each mini-nut has a hex head with 1/4 in.-20 threads and 1.375 in. long studs are included. Washers are sold separately. These engine valve cover accessory parts are made from high-quality steel and are available in either chrome or black crinkle finishes to give your engine a custom look. Sold as a set of four.
( 2 )
$21.99
These Chevrolet Performance oil filler caps are a simple and attractive addition to your valve covers. These caps are offered in push-in and twist-on styles and feature a GM or Chevy Bowtie emblem.
( 12 )
$20.70
These valve cover filtered breathers from Spectre Performance are available in several designs to meet your needs. They feature a chrome top and a stainless steel mesh or cotton filter element, depending on the application.
( 22 )
$23.99
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$26.99
Ford Performance valve cover hold-down wing nuts are the perfect way to finish up your engine dress-up project. The lower ends of the shafts are manufactured with wide shoulders for broad load distribution. All wing nuts are supplied with a separate stud, which permits precision gasket positioning on the head prior to mounting the valve covers. Made from high-quality steel, these valve cover engine accessory parts come in either black or chrome finishes, with the Ford oval logo cut sharply into the top of each wing nut to give your engine that custom look. Sold as a set of four pieces.
( 2 )
$29.99
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$41.99
Redhorse Performance offers valve cover oil caps for a variety of applications, including several Chevy and Ford engines from 1997 and up. These easy-to-install adapters convert your factory oil fill tube to a -12 AN male so you can plumb a catch can on your force inducted setups. Simply remove the factory oil fill cap and thread this adapter in. Notes: * Will fit a large variety of GM applications (LT1 LT4 LS1 LS6, 4.3, 4.8, 5.3, etc.) with quarter-turn oil fill caps * Also fits Gen 1 (2011-14) and Gen 2 (2014-17) Ford Coyote 5.0 engines with quarter-turn oil fill caps
( 1 )
$20.82
Keeping the sludge, and less-than combustible fumes, out of your valve covers is one of the best upgrades you can do to extend your engine life. Trans-Dapt PerfectMatch valve cover breathers help to catch and remove such harmful crud from your engine's PCV system, and keep the byproducts from being recirculated onto the valves. The available models with filters allow for the escape of fumes, while preventing intake of any dust or debris from the road. You can select from a variety of open and filter valve cover breathers, available in various colors and styles to match the design of your engine bay. Trans-Dapt PerfectMatch valve cover breathers are available for a range of applications and mounting options; find the best fit for your engine and breathe some more life into that vehicle.
( 15 )
$24.99
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$32.99
These Allstar Performance steel valve covers feature reinforced rails for improved gasket sealing and are constructed from durable steel. They have two 1 1/2 in. baffled breather tubes on one and a plain top with no holes on the other. The valve covers come in your choice of finishes, so you can choose what's best for your engine compartment.
( 6 )
$38.99
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$52.99
Performance engines can create less-than combustible byproducts that creep into their PCV system. Hamburger's Performance billet aluminum valve cover breathers allow your valves to avoid the harmful, and sometimes caustic, process of recycling them back into your combustion chamber. They are already threaded to screw into your performance engineered covers, making them a securely fit and custom accent to your engine bay.
( 4 )
$41.99
Is your engine breathing recycled fumes and damaging blowby which can affect performance? Consider installing Trans-Dapt Performance valve cover filter breathers to help catch and remove harmful byproducts from your PCV system--they're one of the best upgrades you can make to extend the life of your engine. The Trans-Dapt models built with filters allow fumes to escape, while preventing the intake of dust and debris from the road. Choose from a selection of valve cover filter breathers in various styles, finishes, and mounting options.
( 9 )
$26.99
Top off your valve covers with a Ford Performance Parts Oval logo oil fil cap. Featuring billet aluminum construction, these screw-in caps have a beautiful chrome finish with the Ford Script Oval logo in the center to further brand your engine. Boost the underhood appearance of your vehicle, while keeping the oil in and contaminants out with Ford Performance oil fill caps.
Not Yet Reviewed
$32.99
Chevrolet Performance offers a choice of valve cover breathers to top-off your engine. These great looking breathers are available in a variety of styles to suit your application.
( 9 )
$20.83
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$23.68
These chrome plated push-in breathers from Spectre Performance are available in several sizes and styles. They have an internal baffle to prevent oil splash and add a touch of class to your ride.
( 30 )
$24.99
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$27.99
Add a bit of flash and function to your engine with Trans-Dapt Performance chrome valve cover bolts. These OE-quality replacement fasteners are machined from steel for plenty of strength, and chrome plated for great accessory looks under the hood. They're available in a variety of thread sizes, lengths, and hardware quantities. Anchor your valve cover with chrome bolts from Trans-Dapt.
( 33 )
$21.99
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$41.99
Redhorse Performance 4154 Series 0 psi barbed crankcase check valves use a PTFE ball to seal and prevent backflow of fluids. These aluminum fittings have convenient hose barb connection points on both ends. They're E85 flex fuel and methanol compatible and can be used for many other vehicle applications where a check valve is needed. The valves are available for 1/2 in. and 5/8 in. hose sizes, with a black, blue, or clear finish.
( 1 )
$29.99
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$32.99
Redhorse Performance 4153 Series 0 psi crankcase check valves use a PTFE ball to seal and prevent backflow of fluids. These aluminum fittings have AN male inlet/outlet threads, are E85 flex fuel and methanol compatible, and can be used for many other vehicle applications where a check valve is needed. The valves are available in -6, -8, and -10 AN sizes, with a black, blue, or clear finish.
Not Yet Reviewed
$29.99
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$32.99
Add some style to your Chevrolet straight six engine with these Trans-Dapt Performance chrome engine side plates. They are manufactured from steel and feature a chrome plated finish for a brilliant shine. The plates are available for 1950-84 straight 6-cylinder engines. Trans-Dapt Performance chrome engine side plates are built to factory specifications, so you can reuse your stock mounting hardware and clear all factory hookups and accessories.
( 6 )
$29.99
Dress your Chevy in genuine Chevrolet Performance valve cover hold-down clamps. These clamps are made from high-quality steel and inlaid with the Chevy bowtie, adding a distinctive look under your hood. But, they aren't just pretty--their long-style design spreads the load over a wider area to minimize distortion of the valve cover flanges. This, in turn, decreases the possibility of oil leakage. Keep your valve covers in place with the fit, function, and style of Chevrolet Performance hold-down clamps.
( 1 )
$36.36
These Spectre Y-wing valve cover hold-downs will add some style to your engine compartment while holding the valve covers firmly in place. They are manufactured from high-quality steel and triple chrome plated for a superior finish. The Spectre Y-wing valve cover hold-downs are available in your choice of 1/4-20 in. or 5/16-18 in. thread sizes to fit a wide variety of cylinder head applications.
( 6 )
$20.99
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