ENGINE MECHANICAL 6A–33
1. Remove the head cover.
2. Remove the cylinder head cover gasket.
Discard the gasket.
NOTE : Be careful not to lose the collars inserted into the
cylinder head cover assembly.
3. Remove the rubber plug.
4. Remove the rocker arm shaft assembly.
Refer to “Rocker Arm Assembly Removal” in this
manual.
5. Remove the camshaft bearing caps.
• Loosen the camshaft bearing cap nuts and bolts
evenly from the outside to the inside.
NOTE : If the camshaft bearings are to be reinstalled,
keep them in order for installation to their original
location.
6. Remove the camshaft with camshaft gear.
Installation
1. Install the camshaft with camshaft gear to the
cylinder head.
1. Align the crankshaft damper pulley TDC mark with
the pointer by rotating the crankshaft in the normal
direction of engine rotation. Check the position of
the alignment timing mark on the injection pump
for No. 1 piston of TDC.
2. Install the camshaft bearings to the cylinder head
bearing grooves and bearing caps.
3. Apply engine oil to the camshaft bearing sliding
surfaces before installing the camshaft.
4. Install the camshaft with camshaft gear to the
cylinder head.
5. Carefully align the camshaft gear “B” mark and the
upper cylinder head face as shown in the
illustration.
010MX004