We have also included A disc drum proportioning valve. This set up is best used with disc brakes in the front and drum in the rear. 8 inch dual diaphragm brake booster. Master cylinder with 1 inch bore. Disc drum proportioning valve with mounting hardware.Firewall mounting plate and clevis rod. The aluminum plate is designed so you do not have to drill holes in your original firewall. The item "1960 1966 Chevrolet c10 Truck power brake booster master cylinder disc drum" is in sale since Thursday, November 8, 2012. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Brakes & Brake Parts\Discs, Rotors & Hardware". The seller is "tomsclassic" and is located in Isanti, Minnesota. 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, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Austria, Bahamas, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, 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, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay, Russian federation.