Rotax 912 i Series Maintenance Manual page 198

Description
3.2) Rocker arm
Bore Intake CH05 12.200 mm
for rocker Valve
arm shaft
Exhaust CH05 12.200 mm
"over-
Valve
sized"
Diameter Intake VT05 11.983 mm
of Valve
Rocker
Exhaust VT05 11.983 mm
arm
Valve
shaft
Diameter Intake VT05 12.183 mm
of rocker Valve
arm shaft
Exhaust VT05 12.183 mm
"over-
Valve
sized"
Radial Intake CH05
clearance Valve /VT05
Bore/rock-
Exhaust CH05
er arm
Valve /VT05
shaft
Rocker Intake VT06 16.000 mm
arm bush- Valve
ing (plas-
Exhaust VT06 16.000 mm
tic)
Valve
Wall thick- Intake VT08 1.95 mm
ness of Valve
rocker
Exhaust VT08 1.95 mm
arm shaft
Valve
(plastic)
4) Push-rod assy.
Deflec- Intake VT09 0.000 mm
tion of Valve
Push-rod
Exhaust VT09 0.000 mm
Valve
Effectivity: 912 i Series
Edition 1/Rev. 0
BRP-Powertrain
MAINTENANCE MANUAL
Current measurement
value
min max
12.218 mm
0.4803 in. 0.4810 in.
12.218 mm
0.4803 in. 0.4810 in.
11.994 mm
0.4718 in. 0.4722 in.
11.994 mm
0.4718 in. 0.4722 in.
12.194 mm
0.4796 in. 0.4801 in.
12.194 mm
0.4796 in. 0.4801 in.
0.006 mm 0.035 mm
0.0002 in. 0.0014 in.
0.006 mm 0.035 mm
0.0002 in. 0.0014 in.
16.018 mm
0.6299 in. 0.6306 in.
16.018 mm
0.6299 in. 0.6306 in.
1.98 mm
0.0768 in. 0.0780 in.
1.98 mm
0.0768 in. 0.0780 in.
0.100 mm
0.0000 in. 0.0039 in.
0.100 mm
0.0000 in. 0.0039 in.
Tolerance Tolerance
limit limit
100 % 50 %
12.290 mm 12.254 mm
0.4839 in. 0.4824 in.
12.290 mm 12.254 mm
0.4839 in. 0.4824 in.
11.950 mm 11.967 mm
0.4705 in. 0.4711 in.
11.950 mm 11.967 mm
0.4705 in. 0.4711 in.
12.150 mm 12.167 mm
0.4783 in. 0.4790 in.
12.150 mm 12.167 mm
0.4783 in. 0.4790 in.
0.150 mm 0.093 mm
0.0059 in. 0.0036 in.
0.150 mm 0.093 mm
0.0059 in. 0.0036 in.
16.038 mm 16.028 mm
0.6314 in. 0.6310 in.
16.038 mm 16.028 mm
0.6314 in. 0.6310 in.
1.90 mm 1.93 mm
0.0748 in. 0.0758 in.
1.90 mm 1.93 mm
0.0748 in. 0.0758 in.
0.200 mm 0.150 mm
0.0079 in. 0.0059 in.
0.200 mm 0.150 mm
0.0079 in. 0.0059 in.
Measurements
Cyl Cyl Cyl
. 1 . 2 . 3
current
replaced
current
replaced
current
replaced
current
replaced
current
replaced
current
replaced
current
replaced
current
replaced
current
replaced
current
replaced
current
replaced
current
replaced
current
replaced
current
replaced
72-30-00
Page 20
July 01/2012
Cyl
. 4