With upgraded trunnions that are secured by snap rings along with a black oxide finish, our upgraded OE LS rockers offer higher lift capacity than stock. Featuring a 1.8 ratio, these 1479 rockers fit LS7 engines. PartNumber : cca1479-16 Description : Comp Cams GM LS7 Upgraded OEM Rocker Arms California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Title : Trunnion-Upgraded 1.8 Ratio Rocker Arm Set for GM LS7 Engine Components::Rocker Arms