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Honda CRF450RL 2021 Owner's Manual & Off-Road Handbook page 30

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Maintenance
MAINTENANCE
ITEM
Fuel pump mounting nut
Fuel pump mounting cap nut
Throttle cable adjuster lock nut
Air cleaner element set bolt
Left cylinder head hanger bolt
Left cylinder head hanger plate bolt
Spark plug
Crankshaft hole cap
Cylinder head cover bolt
Camshaft holder mounting bolt (long)
Camshaft holder mounting bolt (short)
Engine oil drain bolt
Cylinder head bolt
Right cylinder head hanger bolt
Right cylinder head hanger plate bolt
Fan motor shroud bolt
Air bleed bolt
Rear axle nut
Drive chain adjuster lock nut
Front master cylinder reservoir cover
screw
Rear master cylinder reservoir cover bolt
Brake hose oil bolt
Brake lever adjuster lock nut
Rear master cylinder push rod lock nut
Clutch spring bolt/washer
Front spoke
Rear spoke
Setting Information
ITEM
Front/rear handlebar upper holder bolt
Handlebar lower holder nut
Front fork plug bolt
2-4
THREAD
Q'TY
DIA. (mm)
N·m (kgf·m, lbf·ft)
5
6
1
6
1
6
1
6
1
10
2
8
1
10
1
30
2
6
2
7
2
7
1
30
4
10
1
10
2
8
3
6
1
12
1
22
2
8
2
4
2
4
4
10
1
5
1
6
6
6
36
BC3.5
32
4.5
THREAD
Q'TY
DIA. (mm)
N·m (kgf·m, lbf·ft)
4
8
2
10
2
5
TORQUE
11 (1.1, 8)
For tightening sequence;
2-13
11 (1.1, 8)
4.0 (0.4, 3.0)
2.4 (0.2, 1.8)
54 (5.5, 40)
32 (3.3, 24)
22 (2.2, 16)
15 (1.5, 11)
Apply grease to the threads.
10 (1.0, 7)
15 (1.5, 11)
Apply engine oil to the
threads.
15 (1.5, 11)
Apply engine oil to the
threads.
18 (1.8, 13)
Apply engine oil to the
threads.
50 (5.1, 37)
Apply engine oil to the
threads and seating surface.
54 (5.5, 40)
32 (3.3, 24)
8.4 (0.9, 6.2)
1.6 (0.2, 1.2)
128 (13.1, 94)
Self-lock nut
27 (2.8, 20)
UBS nut
1.5 (0.2, 1.1)
1.5 (0.2, 1.1)
34 (3.5, 25)
4.9 (0.5, 3.6)
5.9 (0.6, 4.4)
12 (1.2, 9)
3.7 (0.4, 2.7)
3.7 (0.4, 2.7)
TORQUE
22 (2.2, 16)
44 (4.5, 32)
Self-lock nut
1.3 (0.1, 1.0)
REMARKS
REMARKS

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