Our Assault Racing Sportsman Series steel stud mount roller tip rocker arms are the ideal choice for a large cross section of engines; whether it is a mild street rebuild or the performance requirements of off-road, circle track, drag racing, or marine applications. The 4340 chromoly steel rocker bodies feature a longer pivot slot for higher lift camshafts and are much stronger than die-cast aluminum or stamped steel, minimizing rocker arm flex. The roller tip minimizes scrubbing (the result of the valve stem pushing hard against the valve guide), reducing friction and freeing up additional horsepower over stock rockers. Polylocks included, a superior solution to lock nuts. 4340 steel rocker bodies and heat-treated pivot balls.Features an elongated pivot slot for higher lift camshafts. Reduces friction, leading to additional horsepower. Rated at 350lbs open spring pressure. Stronger than die cast aluminum or stamped steel rocker bodies. Powered by SixBit's eCommerce Solution. The item "Chevy Roller Tip Rockers SBC 327 350 400 Small Block 1.5 Ratio 7/16 with Polylocks" is in sale since Thursday, March 15, 2018. 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, Bahamas, 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, Antigua and barbuda, Aruba, Belize, Dominica, Saint kitts and nevis, Saint lucia, Barbados, Brunei darussalam, Bolivia, Ecuador, Iceland, Jordan, Cayman islands, Sri lanka, Martinique, Nicaragua, Oman, Peru, Pakistan, Paraguay, Viet nam, Uruguay.