Chevy SBC Roller Rocker Arm 1.5 Ratio Chrome-Moly Steel 7/16 Stud 07-1101-16. Set of (16) Engine Pro Chrome-Moly Steel roller rocker arms. Chevrolet 262, 265, 283, 302, 305, 307, 327, 350, 383, 400 stud mount rockers.They will mount on a 7/16 diameter stud and are 1.5 ratio. Made from high grade chrome-moly steel, lighter and three times stronger than aluminum rocker arms. Trunion, valve tip roller and shaft made from chrome-moly steel. Design allows clearance for most high performance valve springs. Extra large trunions for better load distribution and wear. Maximum open spring pressure 800 pounds. Laser etched with Engine Pro logo. The item "Chevy SBC Roller Rocker Arm 1.5 Ratio Chrome-Moly Steel 7/16 Stud 07-1101-16" is in sale since Sunday, June 23, 2019. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Rocker Arms & Parts". The seller is "jamhook503" and is located in Portland, Oregon. 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, Sweden, Taiwan, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Mexico, New Zealand, Switzerland, Norway, Ukraine, Croatia, Iceland.