Rocker Arm Kits from COMP Cams come with everything you need to install your new rocker arms in one convenient package. With this kit, there is no second guessing; you know all the parts match. Confidently install your new rocker arms and experience the difference. All components are also available as separate pieces. This kit for Small Block Ford applications contains 1.6 ratio rocker arms, 3/8" studs and 5/16" pushrods.