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Earl's Performance PCV fittings for GM LS allow easy installation of a catch tank on the GM LS racing engines that have a PCV fitting on the OE valve cover. These breather adapter fittings have a 3/4 in. O.D. that fits into the OE grommet instead of the stock PCV fitting. Choose from fittings with -8 AN or -10 AN male flare. They're ideal for use in racing applications that require the use of a catch tank.
( 9 )
$16.81
Allstar Performance breather socks help catch residual oil discharged from the engine through valve cover breathers. They offer a practical alternative to wrapping dirty shop rags around valve cover breathers! The socks fit over standard 3 in. diameter, 2 1/2 in. tall valve cover breathers and are easily cleaned with a mild detergent. They're available for both standard and shielded breather models.
( 6 )
$7.99
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$9.99
Radium Engineering press-in valve cover fittings require no drilling or welding. These low-profile swivel fittings simply press-in. Radium offers valve cover fittings for PCV valve replacement and crankcase vent ports. These good-looking fittings feature stainless/aluminum construction, an anodized finish, and laser engraving with the Radium name.
Not Yet Reviewed
$56.95
Offenhauser replacement valve cover breather gaskets help to maintain a tight seal for optimum performance. Even though your original Offy rectangular breathers were furnished with gaskets, they will need to be replaced anytime you remove the breather for service. To preserve optimum operation, genuine Offenhauser gaskets should be your only choice to gain the correct, leak-free fit for your valve cover breathers.
( 2 )
$12.99
Now you can run your 10AN lines to a catch can or breather system. Fathouse Performance valve cover fittings are stylish and feature a durable black finish with the FatFab logo. They are available individually or in pairs. Select the quantity needed.
Not Yet Reviewed
$39.99
PRW Industries modular valve cover fitting adapters can help to properly vent your crankcase when you're using custom or fabricated valve covers. These fittings will go on either side of the engine to install a breather or oil catch can (depending on the model ordered). They're machined from billet aluminum and available in different anodized finishes to complement your engine compartment. The adapters also include fittings and O-ring seals.
( 1 )
$26.54
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$29.54
To control the pressure inside the crankcase, a PCV valve is used for venting. A positive seal can be maintained with Crown Automotive PCV valve gaskets. These OE-style replacement components are a direct fit for the applications specified.
Not Yet Reviewed
$1.99
At Cometic Gasket, their goal is to offer the latest in gasket technology to deliver robust performance to your motorcycle. These rocker breather seals from Cometic Gasket are designed to seal the rocker box on various Harley-Davidson® engines to prevent oil leaks and ensure proper engine breathing by allowing for pressure equalization and preventing excessive blow-by. Materials, manufacturing processes and gasket designs are constantly improving to match the higher level of performance for today's powerful V-Twin engines. Select the seals designed for your specific Harley® model.
Not Yet Reviewed
$15.03
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