O.S. Rocker Arm Assembly FS-70 UltimateTower Stock# LXFEY6 • Manufacturer Stock# 44753000
O.S. Max FS70 Ultimate.
Works with the pushrods to operate the intake and exhaust valves
One Rocker Arm (available separately, OSMG8359)
Installing in cylinder head
Two assemblies are used per engine, one for the intake and one for