Cub Cadet 8454 User Manual
Page 50

CHAPTER 2 8454
2-28
D569-W02 May-2003
d. Cylinder Bore
Cylinder bore inner
diameter
87.000 ~ 87.022 mm
3.4252 ~ 3.4261 in.
83.000 ~ 83.022 mm
3.2677 ~ 3.2690 in.
0.15 mm
0.0059 in.
4A220
4A200T
e . Valve Spring
41.7 ~ 42.2 mm
1.6417 ~ 1.6614 in.
12.0 kgf / 35.15 mm
26.46 lbs / 1.3839 in.
-
41.2 mm
1.6220 in.
10.2 kgf / 35.15 mm
22.49 lbs / 1.3839 in.
1.0 mm
0.0394 in.
Item
Factory Specification
Allowable Limit
f. Rocker Arm
18.955 ~ 18.980 mm
0.74600 ~ 0.74724 in.
19.0 ~ 19.035 mm
0.74803 ~ 0.74941 in.
-
-
Item
Factory Specification
Allowable Limit
Rocker arm shaft O.D
Rocker arm bushing I.D
g. Tappet
0.020 ~ 0.062 mm
0.00079 ~ 0.00244 in.
23.959 ~ 23.980 mm
0.94327 ~ 0.94410 in.
24.000 ~ 24.021 mm
0.94488 ~ 0.94571 in.
0.07 mm
0.0028 in.
-
-
Item
Factory Specification
Allowable Limit
Clearance between tappet and guide
Tappet O.D
Tappet guide I.D
h. Camshaft
0.01 mm
0.0004 in.
33.90, 33.59 mm
1.3346, 1.3224 in.
33.70, 33.69 mm
1.3268, 1.3264 in.
0.050 ~ 0.091 mm
0.00197 ~ 0.00358 in.
39.934 ~ 39.950 mm
1.57221 ~ 1.57284 in.
40.000 ~ 40.025 mm
1.57480 ~ 1.57579 in.
0.05 mm
0.0020 in.
33.85, 33.54 mm
1.3327, 1.3205 in.
33.65, 33.64 mm
1.3248, 1.3244 in.
0.15 mm
0.0059 in.
39.88 mm
1.5701 in.
-
Item
Factory Specification
Allowable Limit
Camshaft alignment
Cam height
IN. (4A200T, 4A220)
EX. (4A200T, 4A220)
Clearance between camshaft
Camshaft journal O.D
Camshaft counter bore I.D
Free length
Assembling load / assembling length
Squareness
Item
Factory Specification
Allowable Limit