Installing the rocker arm axle
1. On SOHC 12V engines: the rocker shaft with the larger chamfer at the end is positioned in the direction of the flywheel. On SOHC 16V engines: the rocker shaft with the larger chamfer at the end is positioned in the direction of the timing belt.
Attention! There are 8 lubrication holes on the intake valve rocker shaft (Figure 3.36).
Figure 3.36. There are 8 lubrication holes on the intake valve rocker shaft: 1 - End of rocker arm axle with larger chamfer; 2 - Oil holes
2. Install the rocker arm shaft with the oil holes facing the cylinder head.
Installing the rocker arm and rocker shaft
3. The rocker arms and rocker arm axles are installed in accordance with the identification marks (Figure 3.37, 3.38).
Figure 3.37. Installing the rocker arm and rocker shaft on 12V SOHC engines: 1 - Towards the timing belt; 2 - Identification tag | 
Figure 3.38. Installing the rocker arm and rocker shaft on 16V SOHC engines: 1 - Towards the timing belt; 2 - Identification tag |
The text of the article was obtained from the website MitsubishiMan.ru