Valve Springs, Dual, 1.550 in. Coil Bind Height, Set of 16. Brandname: K-MOTION Part Number: K-1150 Product Details. Why are these K-Motion valve springs the choice of so many winning Circle Track and drag racers?K-Motion springs are coiled from the finest chrome silicon or H-11 tool steel and then heat-treated and/or stress-relieved to the correct Rockwell hardness for each application. They are then visually checked for tool marks or pits, and dampers are radius-ground and de-pointed for longer life. Each spring is pressure-checked and boxed with no more than 5 lbs. Product Line:K-Motion Valve Springs. Number of Springs Per Valve:Dual. Outside Diameter of Outer Spring (in):1.550 in. Coil Bind Height (in):1.150 in. Inside Diameter of Outer Spring (in):1.185 in. WARNING : This product can expose you to chemicals including Styrene, which is known to the State of California to cause cancer. The item "K-Motion K-1150 Valve Springs Dual 1.550 Outside Dia. Rate" is in sale since Tuesday, December 29, 2020. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Valves & Parts". The seller is "wundercarparts" and is located in United States. 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, Israel, 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, 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.