SECTION 10 -- ENGINE -- CHAPTER 1
21
603.54.381.00
-- 05 -- 2001
ROCKER ARM VALVE DATA
mm (in.)
ROCKER ARM -- VALVE DATA
Bore 100
Bore 104
Diameter of shaft bores in rocker arms . . . . . . . . . . . . . . . . . . . . . .
18.016 to 18.034 (0.7093 to 0.71)
Diameter of rocker arm shaft . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
17.982 to 18.000 (0.7079 to 0.7087)
Rocker shaft to rocker arm bore clearance . . . . . . . . . . . . . . . . . . .
0.016 to 0.052 (0.0006 to 0.002)
Maximum permitted wear endfloat . . . . . . . . . . . . . . . . . . . . . . . . . .
0.15 (0.0059)
Rocker arm spacing springs:
-- free length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
59.5 (2.3425)
-- length under load of 46 to 52 N
(4.7 to 5.3 kg, 10.36 to 11.68 lbs.) . . . . . . . . . . . . . . . . . . . . . . . .
44 (1.7323)
Valve clearance for timing check . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.45 (0.0177)
Valve clearance for normal running (engine cold):
-- inlet valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.30
±
0.05 (0.0118
±
0.002)
-- exhaust valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.30
±
0.05 (0.0118
±
0.002)
Cam lift:
-- inlet valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.67 (0.2232)
-- exhaust valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.95 (0.2342)
MAIN DATA FOR EQUALIZER
WITH COUNTER ROTATION MASSES (fig 60) (*)
(*) Only fitted on
4--cylinder models
WITH COUNTER ROTATION MASSES (fig. 60) (*)
mm (in.)
Bushing (28) interference fit in seat on gear unit (26) . . . . . . . . . .
0.063 to 0.140 (0.0025 to 0.0055)
Clearance between intermediate gear journal (27) and bushing
(28) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.050 to 0.100 (0.002 to 0.0039)
Interference between bushings and support seats (20) . . . . . . . .
0.063 to 0.140 (0.0025 to 0.0055)
Clearance between gear unit shaft (22) and relative bushings . .
0.050 to 0.100 (0.002 to 0.0039)
Clearance between sides of sleeve grooves (17), drive gear unit
connection (22) and rotating masses gear unit (13) . . . . . . . . . . . . .
0.038 to 0.106 (0.0015 to 0.0042)
Interference between front bush (16) and seat on casing (12) . .
0.063 to 0.140 (0.0025 to 0.0055)
Clearance between rotating masses shaft (13) and front bush
(16) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.050 to 0.100 (0.002 to 0.0039)
Interference between rotating masses rear bush (13) and seat on
support (7) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.037 to 0.101 (0.0014 to 0.0040)
Clearance between shaft (13) and rear bush . . . . . . . . . . . . . . . . .
0.013 to 0.061 (0.0005 to 0.0024)
Interference between bushings and relative seats on masses (6)
0.040 to 0.100 (0.0016 to 0.0039)
Clearance between rotating masses axis (5) and relative
bushings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.020 to 0.073 (0.0008 to 0.0029)
Interference between intermediate gear bush (10) and relative
seat on rotating masses casing (12) . . . . . . . . . . . . . . . . . . . . . . . .
0.037 to 0.101 (0.0014 to 0.00409)
Clearance between intermediate gear shaft (10) and relative
bush . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.013 to 0.061 (0.0005 to 0.0024)
Clearance between the teeth and the coupled wheels . . . . . . . . .
0.080 (0.0031)