CONSTRUCTION
The valve mechanism uses a No. 1 valve rocker arm sub-assembly with built-in needle bearings. This reduces the friction that occurs between the cams and the areas on the No. 1 valve rocker arm sub-assemblies that push the valves down, thus improving fuel economy.
| *1 | Valve Lash Adjuster Assembly | *2 | No. 1 Valve Rocker Arm Sub-assembly |
| *3 | Needle Bearing | - | - |