Yamaha YT175J 1982 Service Manual page 82

Tightening Torque: Thread Size Nm m·kg fHb
(
Cylinder head -Nut M8 30 3.0 22
-Stud bolt M8 25
2.5 18
Cylinder
-Nut Ml0 35 3.5 25
-Stud bolt Ml0 45 4.5 33
Spark plug M14 25
2.5 18
Primary drive gear
-Nut M12
55
5.5 40
Clutch boss M12 38 3.8
27
Drive sprocket M16 55 5.5 40
Change pedal M8 15
1.5 11
Generator (Rotor) M12 70 7.0
51
(Stator) M6 13
1.3 10
Engine drain plug
M8 20 2.0 14.5
c.
Electrical
Model YT175J
Voltage:
6V
Ignition System:
Ignition Timing (B.T.D.C.)
20 ± 2° at 2,000 r/min, 1.86 mm (0.073 in)
Advancer Type Electrical
30°
Cl
c:
:~
-:
E~
i= 020°
/
r--.-
c:~
r--....
o .
.
~
co
""
·c~
/
~
10°
0 2 4
6
8
10
Engine speed ( x
103
r / m
in)
7-7