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1.05L REVOTORQ ENGINE
61
J. CAMSHAFT :
1.
Check cam shaft run out at 2nd journal by
supporting it on V-block at 1st and 3rd journal.
2.
Check cam shaft journal dimensions. Record
the readings.
3.
Carry out visual inspection of cam shaft for:
Overheating of journals, this is indicated by
bluish/ brown colour.
Deep scoring marks on journals and cam
lobes
Cracks, which should be checked on a
magnetic crack detector.
4.
Check hardness of cam shaft journals and
cam lobes, it should be 47 HRC.
Camshaft journal & bearing bore dimensions
Cam shaft bearing bore
diameter in cylinder head
(mm)
Cam shaft bearing journal
diameter (mm)
Standard
24
24
Bore dia. In 1
st
cap for front oil seal
(mm)
Front 42
Maximum permissible run out of
camshaft bearing journal (mm)
0.02
Maximum permissible axial play of the
camshaft in installed condition (mm)
0.080-0.150
Run out of oil seal mating diameter
0.05
+
0.025/-0.0
±
0.021-0.000
-
0.020-0.041