They accept all emissions equipment, including PCV valve. TECH NOTE: Will clear most roller rockers. TECH NOTE: Will not clear stud girdles due to the internal baffles. Fits Chevy engines: 283ci, 327ci, 302ci, 350ci, and 400ci small block engines. 2 chrome plated tall profile steel valve covers.2 chrome plated breathers that pull out of the covers for easy oil fill. Simply push back in to replace them on the cover. Rubber grommet for the breather and PCV valve holes are included. ARP black oxide coated valve cover bolts with hex head and washers. Only Spider Performance Automotive makes it this easy for you to detail your engine! The item "Chevy 283 327 305 350 400 small block tall valve cover kit BOWTIE CHROME STEEL" is in sale since Sunday, February 3, 2019. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Valve Covers". The seller is "staghound" and is located in Lima, Ohio. This item can be shipped to United States, Canada, United Kingdom, Australia, Mexico, Germany, Japan, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Ireland, Netherlands, Poland, Spain, Italy, Austria, Bahamas, Israel, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay, Russian federation, Ukraine, Cayman islands.