These WILL NOT fit 55-57 Chevy cars, Camaros, or other modern vehicles which have a crossmember below the engine's center two exhaust ports. When exposed to exhaust temperature will cause the finish to change color, which will vary with the exhaust temperature. The finish of the header when the engine is started will change to a light champagne color, to a darker gold finish, and in some cases may even turn dark blue or purple. This can be polished back out when utilizing.Or Simi Chrome Polish, but when the headers reach running temperature again, they again will immediately change color. Please wait for us to send you a combined invoice before paying. We are Gearhead Enterprises - a national street rod parts supply company. Parts are added to our store weekly so check often for the latest deals! Plus, we have access to thousands of parts that are not listed. We get hundreds of emails daily so at times it may take us up to 72 hours to respond to your emails. The item "Small Block Chevy Tight Fit Stainless Header Angle Plug Heads 1-5/8 Tube LT1 ++" is in sale since Monday, October 20, 2014. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Exhaust\Exhaust Manifolds & Headers". The seller is "rodpartsdealer" and is located in Hudson, Iowa. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, 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, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Gibraltar, Guadeloupe, Iceland, Jordan, Cambodia, Cayman islands, Sri lanka, Luxembourg, Martinique, Maldives, Nicaragua, Oman, Peru, Paraguay, Reunion, Viet nam, Uruguay, Russian federation.