Yamaha WR450F(S) Owner's Service Manual page 308

2
5 4
a
2.5~3.5 mm (0.10 ~ 0.14 in)
EXHAUST PIPE AND SILENCER
1
3
1
3
1
5
2
New
INSPECTION
Exhaust pipe and silencer
1. Inspect:
Gasket 1
G
Damage → Replace.
ASSEMBLY AND INSTALLATION
Exhaust pipe and silencer
1. Install:
Gasket
G
Exhaust pipe 1
G
Nut (exhaust pipe) 2
G
Bolt (exhaust pipe) 3
G
NOTE:
First, temporarily tighten the nut (exhaust pipe),
then tighten the bolt (exhaust pipe) 20 Nm
(2.0 m • kg, 14 ft • lb). After that, retighten the
nut (exhaust pipe) 13 Nm (1.3 m • kg, 9.4 ft • lb)
and then the bolt (exhaust pipe) 24 Nm
(2.4 m • kg, 17 ft • lb).
2. Install:
Clamp 1
G
Gasket 2
G
Silencer 3
G
Washer 4
G
Bolt (silencer) 5
G
NOTE:
Install the gasket with its meshed area a
G
toward the exhaust pipe side.
The gasket should be installed according to
G
the dimension shown.
4 - 4
ENG
New
13 Nm (1.3 m · kg, 9.4 ft · lb)
24 Nm (2.4 m · kg, 17 ft · lb)
16 Nm (1.6 m · kg, 11 ft · lb)
New
35 Nm (3.5 m · kg, 25 ft · lb)