Yamaha YZ450FX 2019 Owner's Service Manual page 289

Removing the throttle body
11 11 11
3.0 N ・ m (0.30 kgf ・ m, 2.2 lb ・ ft)
4.0 N ・ m (0.40 kgf ・ m, 3.0 lb ・ ft)
Order Job/Parts to remove
11 Throttle cable
12 Fuel hose
13 Throttle body
14 Exhaust pipe bracket
15 Throttle body joint
3
5
9
11
4
10
12
3.5 N ・ m (0.35 kgf ・ m, 2.6 lb ・ ft)
7-6
THROTTLE BODY
3.8 N ・ m (0.38 kgf ・ m, 2.8 lb ・ ft)
7 N ・ m (0.7 kgf ・ m, 5.2 lb ・ ft)
(2)
8 N ・ m (0.8 kgf ・ m, 5.9 lb ・ ft)
7
8
14
13
15
3.0 N ・ m (0.30 kgf ・ m, 2.2 lb ・ ft)
10 N ・ m (1.0 kgf ・ m, 7.4 lb ・ ft)
7 N ・ m (0.7 kgf ・ m, 5.2 lb ・ ft)
Q'ty Remarks
Install the throttle body so that the paint
marks on the fixed nuts of the throttle cables
2
face to the outside of the vehicle, and then
install the cover.
1
1
1
1
1
(2)
(2)
2
6