Yamaha YZ450F, Owner'S Service Manual

Page: 250 / 650

4 - 5
ENG
ASSEMBLY AND INSTALLATION
Exhaust pipe and silencer
1. Install:
• Gasket
• Exhaust pipe
1
• Nut (exhaust pipe)
2
• Bolt (exhaust pipe)
3
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).
3
1
2
New
T
R
.
.
13 Nm (1.3 m · kg, 9.4 ft · lb)
T
R
.
.
24 Nm (2.4 m · kg, 17 ft · lb)
2. Install:
• Clamp
1
• Gasket
2
• Silencer
3
• Plain washer
4
• Bolt (silencer)
5
NOTE:
• Install the gasket with its meshed area
a
toward the exhaust pipe side.
• The gasket should be installed according to
the dimension shown.
4
5
1
3
2
New
a
2.5 ~ 3.5 mm (0.10 ~ 0.14 in)
T
R
.
.
16 Nm (1.6 m · kg, 11 ft · lb)
New
T
R .
.
35 Nm (3.5 m · kg, 25 ft · lb)
EXHAUST PIPE AND SILENCER