Inspection of the Cylinder Head
Check the outer ring of bearing, if the bearing doesn’t rotate stably and easily, please replace
the outer ring.
Check the inner ring of the bearing, if the inner ring doesn’t
①
fasten onto the camshaft, please replace it.
Check the nose of camshaft, if there is dot-like corrosion,
scratches or bluing, please replace it.
Measure the height of the cam, at the same time check
whether it is worn or damaged.
If not conforming to the specified value, please replace it.
Usage limit: height of cam：inlet：33.14mm
exhaust
：
33 mm
②
①：cam ②：bearing
Measure the OD of rocker shaft.
Usage limit：11.94mm
①：micrometer
①
Measure the ID of rocker hole
Usage limit：12.07mm
Clearance between the rocker hole and rocker
shaft.
Usage limit：0.10mm
①：tester
①
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