Brand New Genuine COLSIBRO ® Race Valve guides. 16 of COLSIBRO race valve guides.To suit the vauxhall C20XE or. C20LET these are 11 mm O/D. These valve guides are precision machined made from genuine COLSIBRO material and shouldn't be mistaken for "bronze" guides. This is the best valve guide material on the market achieving less friction and heat transfer to the guide then the original cast iron material. If you do not have anyone to install these COLSIBRO guides we can do this in our very own machine shop, if you require this please message us or call on 01761 472524. Many thanks ANDERSON RACING ENGINES. The item "Valve Guides Vauxhall C20 XE RED TOP set of 16 COLSIBRO copper alloy NOT bronze" is in sale since Wednesday, July 25, 2018. This item is in the category "Vehicle Parts & Accessories\Car Parts\Engines & Engine Parts\Other Engines & Engine Parts". The seller is "andersonracing167" and is located in Bath. This item can be shipped to United Kingdom, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Australia, United States, Bahrain, Canada, Brazil, Japan, New Zealand, China, Hong Kong, Norway, Indonesia, Malaysia, Mexico, Singapore, South Korea, Switzerland, Taiwan, Thailand, Bangladesh, Belize, Bolivia, Brunei darussalam, Dominica, Ecuador, Egypt, Guernsey, Gibraltar, Guadeloupe, Grenada, French guiana, Iceland, Jersey, Cambodia, Saint kitts and nevis, Liechtenstein, Macao, Monaco, Martinique, Nicaragua, Pakistan, Peru, Paraguay, Turks and caicos islands, Aruba, Saudi arabia, United arab emirates, Chile, Bahamas, Costa rica, Guatemala, Honduras, Jamaica, Kuwait, Panama, Philippines, Qatar, Trinidad and tobago, Uruguay, Viet nam, Dominican republic, El salvador.