Yamaha YZ450FN 2022, Owner'S Service Manual, Page: 194 / 366

ENGINE REMOVAL
5-8
Removing the engine
Order Job/Parts to remove Q’ty Remarks
Use a maintenance stand to raise the front
wheel off the ground.
Seat
Refer to “GENERAL CHASSIS” on page
4-1.
Side cover (left/right)
Refer to “GENERAL CHASSIS” on page
4-1.
Air scoop (left/right)
Refer to “GENERAL CHASSIS” on page
4-1.
Fuel tank Refer to “FUEL TANK” on page 7-1.
Exhaust pipe/Silencer Refer to “ENGINE REMOVAL” on page 5-6.
Air filter case Refer to “THROTTLE BODY” on page 7-4.
Throttle body Refer to “THROTTLE BODY” on page 7-4.
Clutch cable Refer to “CLUTCH” on page 5-46.
Shift pedal/Drive chain
Refer to “SHIFT SHAFT” on page 5-54.
Refer to “CHAIN DRIVE” on page 4-68.
1 Engine guard 1
2 Brake pedal 1
3 Spring 1
4 Cylinder head breather hose 1
5 Drive sprocket cover 1
6 Drive chain guide 1
7 N ・ m (0.7 k g f ・ m, 5.2 lb ・ ft)
7 N
・
m (0.7 k g f
・
m, 5.2 lb
・
ft) 3 4 N
・
m ( 3 .4 k g f
・
m, 25 lb
・
ft)
8 5 N ・ m ( 8 .5 k g f ・ m, 6 3 lb ・ ft)
90 N ・ m (9.0 k g f ・ m, 66 lb ・ ft)
3 4 N ・ m ( 3 .4 k g f ・ m, 25 lb ・ ft)
5 3 N
・
m (5. 3 k g f
・
m, 3 9 lb
・
ft)
55 N ・ m (5.5 k g f ・ m, 41 lb ・ ft)
26 N
・
m (2.6 k g f
・
m, 19 lb
・
ft)
3 4 N
・
m ( 3 .4 k g f
・
m, 25 lb
・
ft)
45 N
・
m (4.5 k g f
・
m, 33 lb
・
ft)
1
4
3
2
6
5