Yamaha YZ450FX 2021, Owner'S Service Manual

Page: 95 / 374

ENGINE
3-19
d. Install the fiber insert “6” to the part “b”.
e. Twist the fiber insert “7” onto the inner pipe
“c”.
f. Install the silencer body “8” and bolts “9”.
TIP
Apply heat-resistant sealant to the areas “d”
shown, making sure that there are no gaps in the
beads of sealant.
g. Install the fiber insert “10”.
TIP
Stuff the fiber into the silencer body by using a
flat board “11”.
h. Install the fiber insert “12” to the inner pipe.
i. Install the fiber insert “13” to the inside of
the silencer cap “14”.
j. Install the silencer cap “15” and rivet “16”.
TIP
• Apply heat-resistant sealant to the areas “e”
shown, making sure that there are no gaps in
the beads of sealant.
•
Take care not to allow the fiber out of place
when installing the silencer body “17”.
Silencer body bolt
8 N·m (0.8 kgf·m, 5.9 lb·ft)
LOCTITE®
5
5
5
7
6
c
b
T
R
.
.
9
8
d LT
11
10
12
1 3
14
17
15
e
16 15
17