Maintenance
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3.3.5. Tappet and cam shaft
Undercool a new bush with dry ice for
about 2 hours and press it into position in
the cylinder block using a bench press.
After the pressing operation, measure the
inside diameter of the cam bush to check if
it is not deformed.
Apply engine oil to the entire face of the
tappets and slide them into the tappet
holes on the cylinder block.
Wet the cam bush inside diameter and
camshaft with oil, and carefully assemble
them while turning the camshaft.
CAUTION :
Be careful not to generate a damage to
camshaft and bush.
Check to see that the camshaft rotates
smoothly.
3.3.6. Crankshaft
Install the main bearing (refer to assemble
sequence : right figure) machined with
two holes in the cylinder block so that the
key is aligned with the key groove, then
apply oil to the bearing surface.
EA0M4083
Oil port and passage
Key groove
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