Yamaha 2001 YZ426F/LC Owner's Service Manual page 82

Part to be tightened
Spark plug
Camshaft cap
Cylinder head (stud bolt)
(bolt)
(nut)
Cylinder head cover
Cylinder
Timing chain tensioner
Tensioner cap bolt
Timing chain guide (rear)
Decompression shaft
Decompression cable guide
Exhaust pipe (nut)
(bolt)
Silencer
Silencer clamp
Exhaust pipe protector
Clamp (air cleaner joint)
Clamp (carburetor joint)
Air filter joint clamp
Throttle cable cover
Air filter element
Radiator panel (upper)
Radiator
Radiator hose clamp
Impeller
Water pump housing cover
Coolant drain bolt
Oil pump cover
Oil pump
Engine oil drain bolt (oil filter)
Oil filter cover
Oil delivery pipe 1
Oil hose clamp
Clutch cover
Crankcase cover (right)
Crankcase cover (left)
Crankcase
Oil drain bolt (crankcase)
Oil drain bolt (frame)
MAINTENANCE SPECIFICATIONS
Thread size
2 - 11
Q'ty
M10S × 1.0
1
M6 × 1.0
10
M6 × 1.0
2
M8 × 1.25
3
M10 × 1.25
4
M6 × 1.0
2
M8 × 1.25
2
M6 × 1.0
2
M6 × 1.0
1
M6 × 1.0
2
M6 × 1.0
1
M6 × 1.0
2
M6 × 1.0
1
M6 × 1.0
1
M8 × 1.25
1
M8 × 1.25
1
M8 × 1.25
2
M8 × 1.25
1
M6 × 1.0
3
M5 × 0.8
1
M4 × 0.7
1
M6 × 1.0
1
M5 × 0.8
1
M6 × 1.0
1
M6 × 1.0
2
M6 × 1.0
6
M6 × 1.0
8
M8 × 1.25
1
M6 × 1.0
3
M6 × 1.0
1
M5 × 0.8
1
M6 × 1.0
3
M6 × 1.0
1
M6 × 1.0
2
M10 × 1.25
1
M8 × 1.25
2
– 2
M6 × 1.0
7
M6 × 1.0
10
M6 × 1.0
8
M6 × 1.0
12
M12 × 1.5
1
M8 × 1.25
1
SPEC
Tightening torque
Nm m·kg ft·lb
13 1.3 9.4
10 1.0 7.2
7 0.7 5.1
15 1.5 11
44 4.4 32
10 1.0 7.2
20 2.0 14
10 1.0 7.2
10 1.0 7.2
10 1.0 7.2
7 0.7 5.1
10 1.0 7.2
7 0.7 5.1
10 1.0 7.2
13 1.3 9.4
24 2.4 17
35 3.5 25
20 2.0 14
10 1.0 7.2
3 0.3 2.2
3 0.3 2.2
3 0.3 2.2
4 0.4 2.9
2 0.2 1.4
10 1.0 7.2
10 1.0 7.2
2 0.2 1.4
14 1.4 10
10 1.0 7.2
10 1.0 7.2
4 0.4 2.9
10 1.0 7.2
10 1.0 7.2
10 1.0 7.2
20 2.0 14
18 1.8 13
2 0.2 1.4
10 1.0 7.2
10 1.0 7.2
10 1.0 7.2
12 1.2 8.7
20 2.0 1.4
23 2.3 17