A rocker base is disclosed for use with a valve actuation system. The rocker base may have a housing with a top, a bottom, side walls connecting the top to the bottom, and end walls disposed between the side walls. The rocker base may also have rocker arm supports located inside the housing and integrally formed with the side walls, and an injector spring pad extending from one of the end walls toward a center of the housing. The rocker base may further have a rib connecting the injector spring pad to one of the rocker arm supports.