Rocker Arm : Arm Rocker, Steel Forged Parts
arm is an oscillating lever that conveys radial
movement from the cam lobe into linear movement at the poppet
valve to open it. One end is raised and lowered by a rotating
lobe of the camshaft (either directly or via a tappet (lifter)
and pushrod) while the other end acts on the valve stem.
used : Steel forging