Yamaha YP125R Service Manual

CRANKSHAFT (YP125R)
5-54
EAS37P1054
CRANKSHAFT (YP125R)
Removing the crankshaft
Order Job/Parts to remove Q’ty Remarks
Engine
Refer to “ENGINE REMOVAL (YP125R)” on
page 5-1.
Cylinder head
Refer to “CYLINDER HEAD (YP125R)” on
page 5-7.
Piston
Refer to “CYLINDER AND PISTON
(YP125R)” on page 5-25.
Belt drive
Refer to “V-BELT AUTOMATIC TRANSMIS-
SION (YP125R)” on page 5-30.
Oil pump assembly
Refer to “OIL PUMP (YP125R)” on page
5-48.
Transmission
Refer to “TRANSMISSION (YP125R)” on
page 5-51.
1 Oil filter element cover 1
2 Oil filter element 1
3 Oil strainer cover 1
4Spring 1
5 Oil strainer 1
6 Timing chain guide retaining bolt 1
5
4
3
11
9
9
13
12
14
10
7
2
1
15
6
8
(3)
(3)
(5)
New
New
New
New
New
New
New
LS
LS
LS
LS
E
E
E
10 Nm (1.0 m
•
kgf, 7.2 ft
•
Ibf)
T
.R.
10 Nm (1.0 m
•
kgf, 7.2 ft
•
Ibf)
T
.R.
7 Nm (0.7 m
•
kgf, 5.1 ft
•
Ibf)
T
.R.
20 Nm (2.0 m
•
kgf, 14 ft
•
Ibf)
T
.R.
20 Nm (2.0 m
•
kgf, 14 ft
•
Ibf)
T
.R.
32 Nm (3.2 m
•
kgf, 23 ft
•
Ibf)
T
.R.

Yamaha YP125R Specifications

General

Engine Type	Liquid-cooled, 4-stroke, SOHC, 4-valve
Bore x Stroke	52.4 mm x 57.9 mm
Fuel System	Fuel Injection
Ignition System	TCI
Transmission	V-Belt Automatic
Front Suspension	Telescopic fork
Rear Suspension	Unit Swing
Front Brake	Hydraulic single disc, Ø267 mm
Starter System	Electric
Rear Tyre	140/70-14M/C 62P (Tubeless)