Camshaft and timing gear train specifications, Engine, Rocker arm and shaft – Cub Cadet Yanmar 3TNV72 User Manual
Page 106: Camshaft

ENGINE
TNV IDI Service Manual
6-7
Camshaft and Timing Gear Train Specifications
Rocker Arm and Shaft
CAMSHAFT AND TIMING GEAR TRAIN SPECIFICATIONS
Camshaft
Inspection Item
Standard
Limit
Reference
Page
Arm Shaft Hole Diameter
0.4724 - 0.4732 in.
(12.000 - 12.020 mm)
0.4752 in.
(12.07 mm)
See
Inspection of
Rocker Arm
Assembly on
page 6-26
Shaft Outside Diameter
0.4711 - 0.4718 in.
(11.966 - 11.984 mm)
0.4701 in.
(11.94 mm)
Oil Clearance
0.0006 - 0.0021 in.
(0.016 - 0.054 mm)
0.0051 in.
(0.13 mm)
Inspection Item
Standard
Limit
Reference
Page
End Play
0.0020 - 0.0059 in.
(0.05 - 0.15 mm)
0.0098 in.
(0.25 mm)
See Removal
of Camshaft
on page 6-41
Bend (1/2 the dial gauge reading)
0 - 0.0008 in.
(0 - 0.02 mm)
0.0020 in.
(0.05 mm)
See
Inspection of
Camshaft on
page 6-52
Cam Lobe Height
1.3439 - 1.3490 in.
(34.135 - 34.265 mm)
1.3343 in.
(33.89 mm)
Shaft Outside
Diameter /
Bearing
Inside
Diameter
Gear End
Bushing Inside Diameter
1.5748 - 1.5778 in.
(40.000 - 40.075 mm)
1.5807 in.
(40.150 mm)
Camshaft Outside Diameter
1.5724 - 1.5732 in.
(39.940 - 39.960 mm)
1.5711 in.
(39.905 mm)
Oil Clearance
0.0016 - 0.0053 in.
(0.040 - 0.135 mm)
0.0096 in.
(0.245 mm)
Intermediate
Bushing Inside Diameter
1.5748 - 1.5758 in.
(40.000 - 40.025 mm)
1.5787 in.
(40.100 mm)
Camshaft Outside Diameter
1.5713 - 1.5722 in.
(39.910 - 39.935 mm)
1.5699 in.
(39.875 mm)
Oil Clearance
0.0026 - 0.0045 in.
(0.065 - 0.115 mm)
0.0089 in.
(0.225 mm)
Flywheel End
Bushing Inside Diameter
1.5748 - 1.5758 in.
(40.000 - 40.100 mm)
1.5787 in.
(40.100 mm)
Camshaft Outside Diameter
1.5724 - 1.5732 in.
(39.940 - 39.960 mm)
1.5711 in.
(39.905 mm)
Oil Clearance
0.0016 - 0.0033 in.
(0.040 - 0.085 mm)
0.0077 in.
(0.195 mm)
TNV_IDI_ServiceManual_(3TNV72 for YN only).book 7 ページ 2007年11月29日 木曜日 午後2時58分