SBC Aluminum Roller Rocker Arms 1.5 Ratio - 3/8 Studs Works with OEM and Aftermarket 23° heads (Gen1) Comes with Poly Locks (use with guide plates and shouldered screw in studs) Applications: 262 C. Made with 6061-T6 aluminum machined to exact tolerances.These rocker arms are cut to work with up to 1.45 and up to 700lbs of spring pressure. States - this excludes AK, HI, PR. Powered by SixBit's eCommerce Solution. The item "Chevy Small Block 3/8 1.5 Ratio Aluminum Roller Rockers 283 305 350 400 SBC" is in sale since Wednesday, September 07, 2016. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Rocker Arms & Parts". The seller is "assaultracingproducts" and is located in Story City, 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, Russian federation, Israel, 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.