MAINTENANCE SPECIFICATIONS

SPEC

Tightening torques

Part to be tightened

Part

Thread

Q’ty

Tightening torque

Remarks

 

 

 

name

size

Nm

m·kg

ft·lb

 

 

 

 

 

 

 

 

 

 

 

Cylinder head oil passage

Union bolt

M6

1

7

0.7

5.1

 

Cylinder head (exhaust pipe)

Stud bolt

M8

2

15

1.5

11

 

Cylinder head

Bolt

M10

4

40

4.0

29

 

Camshaft sprocket cover baffle

Bolt

M6

2

10

1.0

7.2

 

Bolt

M6

2

10

1.0

7.2

LT

plate

 

 

 

 

 

 

 

Camshaft bearing retainer

Bolt

M6

2

8

0.8

5.8

 

Spark plug

M12

1

18

1.8

13

 

Coolant drain bolt (cylinder)

Bolt

M6

1

10

1.0

7.2

 

Starter clutch

Bolt

M10

1

50

5.0

36

 

Camshaft sprocket

Bolt

M10

1

60

6.0

43

 

Timing chain tensioner cap

Bolt

M11

1

23

2.3

17

 

Timing chain tensioner

Bolt

M6

2

11

1.1

8.0

 

Timing chain guide (intake)

Bolt

M6

2

10

1.0

7.2

LT

Valve adjusting screw

Nut

M7

2

20

2.0

14

 

Radiator

Bolt

M6

2

7

0.7

5.1

 

Oil pump assembly

Screw

M6

3

8

0.8

5.8

 

Oil pump

Screw

M6

1

7

0.7

5.1

 

Oil strainer cover

Plug

M35

1

32

3.2

23

 

Oil drain bolt

Bolt

M14

1

23

2.3

17

 

Oil pump drive gear

Nut

M14

1

50

5.0

36

 

Oil delivery pipe

Union bolt

M8

2

18

1.8

13

 

Oil filter bolt

Union bolt

M20

1

63

6.3

45

E

Oil filter cartridge

M20

1

17

1.7

12

 

Intake manifold

Bolt

M8

2

20

2.0

14

 

Muffler and exhaust pipe

Bolt

M8

2

15

1.5

11

 

Exhaust pipe

Nut

M8

2

20

2.0

14

 

Muffler

Bolt

M10

2

25

2.5

18

 

Exhaust pipe bracket

Bolt

M6

2

14

1.4

10

 

Crankcase cover

Screw

M6

4

8

0.8

5.8

LT

Oil seal retainer

Screw

M5

3

7

0.7

5.1

 

Drive belt case cover

Bolt

M6

12

10

1.0

7.2

 

Crankcase oil passage plug

Plug

M18

1

55

5.5

40

 

Bearing retainer (right crankcase)

Screw

M6

1

11

1.1

8.0

LT

Plug (right crankcase)

Bolt

M8

1

15

1.5

11

 

Bearing retainer (left crankcase)

Bolt

M6

2

10

1.0

7.2

LT

Crankcase cover (left)

Bolt

M6

12

10

1.0

7.2

 

Recoil starter

Bolt

M6

4

10

1.0

7.2

LT

Starter one-way clutch

Bolt

M8

6

30

3.0

22

LT

Clutch carrier assembly

Nut

M22

1

140

14

100

Stake

Middle drive shaft bearing retainer

Torx

M8

4

25

2.5

18

LT

 

screw

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Image 37
Yamaha 5TE-F8197-10, LIT-11616-16-02 service manual Tightening torques