Rato R160, Service Manual

Page: 28 / 78

22
2-2 TORQUE VALUES
2-2-1 torque values
Ser.
no.
Part
MODEL
Part description and
specifications
Torque
value
Connecting components
1 Oil drain plug
R100
R160-R225
R270-R440
M10 × 1.5 × 15 8.8-A
M10 × 1.5 × 15 8.8-A
M12 × 1.5 × 18 8.8-A
22±2
Oil drain plug-flat
washer-crankcase
2 Oil sensor
R100
R160-R225
R270-R440
M6 × 14 8.8-A
M6 × 14 8.8-A
M6 × 16 8.8-A
8±2
Oil sensor-crankcase
R100
R160-R225
R270-R440
M10 × 1.5 8-A 7±1
3 Connecting rod
R100
R160-R210
R225
R270-R420
R440
M6 × 25 10.9-A
M7 × 32 10.9-A
M5 × 32 10.9-A
M8 × 35 10.9-A
M8 × 35 10.9-A
12±1
13±1
8±1
15±1
18±1
Connecting rod
cover-crankcase-connecting
rod
4
Crankcase
cover
R100
R160-R225
M6 × 25 8.8-A
M8 × 32 8.8-A
11±2
28±2
Crankcase cover-crankcase
gasket-crankcase
5
Flywheel
subassembly
R100
R160-R225
R270-R440
M12 × 1.25 8-A
M14 × 1.5 8-A
M16 × 1.5 8-A
55±4
75±4
95±4
Starter
pulley-impeller-flywheel
subassembly-crankcase
assy.
6 Ignition coil
R100
R160-R225
R270-R440
M6 × 20 8.8-A
M6 × 25 8.8-A
M6 × 28 8.8-A
11±1
Ignition coil-crankcase
7
Cylinder head
subassembly
R100
R160-R225
R270-R440
M6 × 20 10.9-A
M8 × 32 10.9-A
M8 × 35 10.9-A
32±2
32±2
42±2
Cylinder head
subassembly- gasket-
crankcase
8
Rocker shaft
bolt
R100
R160-R225
R270-R440
M8 × 1.25 8.8-A
M8 × 1.25 8.8-A
M8 × 1.25 8.8-A
24±2
Rocker shaft bolt- cylinder
head subassembly
9
Cylinder head
cover
R100
R160-R225
M6 × 12 8.8-A
M6 × 12 8.8-A
10±1
Cylinder head cover
subassembly - cylinder