Engine - Yamaha YBR 125 Service Manual

Tighten torque

Engine

Tighten parts
1 Cylinder head
2
Cylinder head(Side of timing chain)
3
Bolt of oil drainage port
4 Spark plug
5 Side cover 3 of cylinder head
6 Side cover of cylinder head(Air valve)
Rotator plate 2 of chain
7
8 Guide plate 2 of chain
9 Locking nut of air valve
10 Timing sproket
11 Hold-down of cylinder head
12 Tensioner assy
13 Oil pump assy
Oil drainage bolt
14
Silencer assy(Side of cylinder head)
15
Silencer assy(finished vehicle)
16
17 Left&right crankcase
18
Crankcase cover 1
19 Chain cover
20
Crankcase cover 2
21 Kick starter assy
22 Hold-down of idler
23 Start generator assy
Start clutch assy
24
Main driving gear
25
26 Hold-down 2
Clutch hub body
27
Part No.
Hexagonal flange faced bolt
90105-08742
9131N-06090 Internal hexagonal cylinder head bolt
90153-06803 Cross recess hexagonal head holt
94700-00372
Hexagonal flange faced bolt
9502L-06020
5VL-E1186-00
Hexagonal flange faced nut
9570N-12500
Hexagonal flange faced bolt
9580N-06020
Hexagonal nut
90170-05302
Hexagonal bolt
90101-08590
Internal hexagonal cylinder head bolt
9131N-06012
Hexagonal flange faced bolt
9502L-06016
Cross recess bolt
90155-06800
Bolt
90340-12097
Internal hexagonal cylinder head bolt
9131N-06020
Hexagonal flange faced bolt
9581N-08020
Hexagonal flange faced bolt(small head)
9502L-06030
Hexagonal flange faced bolt(small head)
9502L-06045
Hexagonal flange faced bolt(small head)
9502L-06055
Hexagonal flange faced bolt(small head)
9502L-06035
Hexagonal flange faced bolt(small head)
9502L-06050
Cross recess pan head bolt
9890L-06016
Hexagonal flange faced bolt(small head)
9502L-06035
Hexagonal flange faced bolt(small head)
9502L-06045
Nut
90179-12813
Cross recess pan head bolt
9851L-06012
Hexagonal flange faced bolt(small head)
9502L-06025
Intenal hexagonal cylinder head bolt
9131N-08016
Nut
90179-12813
Elastic screw
5VL-E6337-00
Hexagonal nut
90170-12060
2 - 9
Tighten torque
Dimension Qty '
Name
M8×1.25
M6×1.0
M6×1.0
M10×1.0
M6×1.0
M45×1.5
M12×1.25
M6×1.0
M5×0.5
M8×1.25
M6×1.0
M6×1.0
M6×1.0
M12×1.5
M6×1.0
M8×1.25
M6×1.0
M6×1.0
M6×1.0
M6×1.0
M6×1.0
M6×1.0
M6×1.0
M6×1.0
M12×1.0
M6×1.0
M6×1.0
M8×1.25
M12×1.0
M5×0.8
M12×1.0
2
Tighten torque
Kgf.m
N.m
4
2.2±0.2 22±2
2
1.0±0.2 10±2
1
0.7±0.2 7±2
1
1.25±0.25 12.5±2.5
2
1.0±0.2 10±2
2
17.5±2.5
1
7.0±1.0 70±40
1
1.0±0.2 10±2
2 0.75±0.15
7.5±1.5
1 2±0.2
20±2
1
1.0±0.2 10±2
2
1.0±0.2 10±2
2
0.7±0.2 7±2
1 2±0.5
20±5
2
1.0±0.2
10±2
1
2.2±0.2 22±2
2
1.0±0.2 10±2
7
1.0±0.2 10±2
1 1.0±0.2
10±2
1 1.0±0.2
10±2
6
1.0±0.2 10±2
2
0.7±0.2 7±2
6
1.0±0.2 10±2
6
1.0±0.2 10±2
1 5.0±1.0
50±10
2
0.7±0.2 7±2
2
1.0±0.2 10±2
3
3.0±0.3 30±3
1
7.0±1.0 70±10
4 0.6±0.2
6±2
1
6.0±1.0 60±10