Yamaha YFM45FAR, YFM450FAR. Service Manual - part 2

GEN

INFO

1 - 13

SPECIAL TOOLS

90890-04135

YM-04135

Sheave fixed block

This tool is needed when removing or 
installing the secondary sheave 
spring.

90890-01404

YM-01404

Flywheel puller

These tools are needed to remove 
the rotor.

90890-01327

YM-01327

Damper rod holder (30 mm)

This tool is needed to loosen and 
tighten the steering stem bearing 
retainer.

90890-01426

YU-38411

Oil filter wrench

This tool is needed to loosen or 
tighten the oil filter cartridge.

90890-01430

YM-38404

Ring nut wrench

This tool is needed to removing and 
installing the middle driven shaft 
bearing retainer.

90890-01467

YM-01467

90890-01475

YM-01475

Gear lash measurement tool

This tool is used to measure the gear 
lash.

90890-01474

YM-01474

Ball joint remover/installer set

This tool is used to remove and install 
the ball joint.

YM-01477

Ball joint remover/installer attachment 
set

This tool is used to remove and install 
the ball joint.

90890-01701

YU-01880

Sheave holder

This tool is needed to hold the 
primary sheave when removing or 
installing the sheave bolts.

Tool No.

Tool name/How to use

Illustration

GEN

INFO

1 - 14

SPECIAL TOOLS

Compression gauge

90890-03081

YU-33223

Adapter

90890-04082

YU-33223-3

Compression gauge
Adapter

These tools are needed to measure 
engine compression.

90890-03112

YU-03112

Pocket tester

This instrument is needed for 
checking the electrical system.

90890-03113

Engine tachometer

This tool is needed for observing 
engine rpm.

YU-8036-A

Inductive tachometer

This tool is needed for observing 
engine rpm.

90890-03141

YM-33277-A

Timing light

This tool is necessary for checking 
ignition timing.

90890-04019

YM-04019

Valve spring compressor

This tool is needed to remove and 
install the valve assemblies.

Middle driven shaft 

bearing driver

90890-04058

YM-04058-1

Mechanical seal installer

90890-04078

YM-33221

Middle driven shaft bearing driver
Mechanical seal installer

These tools are used to install the 
water pump seal.

90890-04050

YM-04050

Bearing retainer wrench

This tool is needed when removing or 
installing the final drive shaft bearing 
retainer.

90890-04062

YM-04062

Universal joint holder

This tool is needed when removing or 
installing the universal joint yoke nut.

Tool No.

Tool name/How to use

Illustration

GEN

INFO

1 - 15

SPECIAL TOOLS

90890-04086

YM-91042

Clutch holding tool

This tool is needed to hold the clutch 
carrier when removing or installing 
the carrier nut.

90890-04128

YM-04128

Bearing retainer wrench

This tool is needed when removing or 
installing the middle driven pinion 
gear bearing retainer.

90890-04129

YM-04129

Pinion gear fix clamp

This tool is used to hold the shift cam.

90890-06754

Ignition checker

This instrument is necessary for 
checking the ignition system 
components.

YM-34487

Dynamic spark tester

This instrument is necessary for 
checking the ignition system 
components.

Bond

90890-85505

Sealant

ACC-11001-05-01

Yamaha bond No. 1215
Sealant (Quick Gasket

®

)

This sealant (bond) is used on 
crankcase mating surfaces, etc.

Tool No.

Tool name/How to use

Illustration

SPEC

CHAPTER 2.

SPECIFICATIONS

GENERAL SPECIFICATIONS 

..................................................................... 2-1

MAINTENANCE SPECIFICATIONS 

............................................................ 2-4

ENGINE ................................................................................................. 2-4
CHASSIS ............................................................................................. 2-14
ELECTRICAL ...................................................................................... 2-18

HOW TO USE THE CONVERSION TABLE 

............................................... 2-20

GENERAL TORQUE SPECIFICATIONS 

................................................... 2-20

LUBRICATION POINTS AND LUBRICANT TYPES 

................................. 2-21

ENGINE ............................................................................................... 2-21

COOLANT FLOW DIAGRAMS 

.................................................................. 2-22

OIL FLOW DIAGRAMS 

.............................................................................. 2-24

CABLE ROUTING 

...................................................................................... 2-27

2 - 1

SPEC

SPECIFICATIONS

GENERAL SPECIFICATIONS

Item

Standard

Model code:

5ND2 (For CDN)
5ND3 (For Europe)
5ND4 (For Oceania)

Dimensions:

Overall length

1,984 mm (78.1 in)

Overall width

1,085 mm (42.7 in)

Overall height

1,120 mm (44.1 in)

Seat height

827 mm (32.6 in)

Wheelbase

1,233 mm (48.5 in)

Minimum ground clearance

245 mm (9.7 in)

Minimum turning radius

3,000 mm (118.1 in)

Basic weight:

With oil and full fuel tank

267 kg (589 lb)

Engine:

Engine type

Liquid-cooled 4-stroke, SOHC

Cylinder arrangement

Forward-inclined single cylinder

Displacement

421 cm

3

 

Bore

 

×

 

stroke

84.5 

× 

75.0 mm (3.33 

×

 2.95 in)

Compression ratio

10 : 1

Standard compression pressure (at sea level) 1,270 kPa (12.7 kg/cm

2

, 181 psi) at 700 r/min

Starting system

Electric and recoil starter

Lubrication system:

Wet sump

Oil type or grade:

Engine oil
For CDN

For Europe, Oceania

API service SE, SF, SG type or higher

Final gear oil

SAE 80API “GL-4” Hypoid Gear Oil

Differential gear oil

SAE 80API “GL-4” Hypoid Gear Oil

GENERAL SPECIFICATIONS

2 - 2

SPEC

Oil capacity:

Engine oil

Periodic oil change

2.3 L (2.0 Imp qt, 2.4 US qt)

With oil filter replacement

2.4 L (2.1 lmp qt, 2.5 US qt)

Total amount

2.6 L (2.3 lmp qt, 2.7 US qt)

Final gear case oil

Periodic oil change

0.23 L (0.20 Imp qt, 0.24 US qt)

Total amount

0.25 L (0.22 Imp qt, 0.26 US qt)

Differential gear case oil

Periodic oil change

0.23 L (0.20 Imp qt, 0.24 US qt)

Total amount

0.28 L (0.25 Imp qt, 0.30 US qt)

Radiator capacity (including all routes)

1.32 L (1.16 Imp qt, 1.40 US qt)

Air filter:

Wet type element

Fuel:

Type

Unleaded fuel

Fuel tank capacity

15 L (3.3 lmp gal, 3.9 US gal)

Fuel reserve amount

4.5 L (0.99 Imp gal, 1.19 US gal)

Carburetor:

Type/quantity

BSR33/1

Manufacturer

MIKUNI

Spark plug:

Type/manufacturer

DR8EA/NGK

Spark plug gap

0.6 ~ 0.7 mm (0.024 ~ 0.028 in)

Clutch type:

Wet, centrifugal automatic

Transmission:

Primary reduction system

V-belt

Secondary reduction system

Spur gear

Secondary reduction ratio

39/24 

×

 24/18 

×

 33/9 (7.944)

Transmission type

V-belt automatic

Operation

Left hand operation

Single speed automatic

2.55 ~ 0.75 : 1

Sub transmission ratio

low

45/16 (2.813)

high

38/23 (1.652)

Reverse gear

29/17 (1.706)

Chassis:

Frame type

Steel tube frame

Caster angle

4°

Camber angle

1°

Kingpin angle

11°

Kingpin offset

–5 mm (–0.2 in)

Trail

21 mm (0.83 in)

Tread (STD)

front

850 mm (33.46 in)

rear

825 mm (32.48 in)

Toe-in

0 ~ 10 mm (0 ~ 0.39 in)

Item

Standard

GENERAL SPECIFICATIONS

2 - 3

SPEC

Tire:

Type

Tubeless

Size

front

AT25 

×

 8–12

rear

AT25 

×

 10–12

Manufacturer

front

CHENG SHIN

rear

CHENG SHIN

Type

front

M911Y

rear

M912Y

Tire pressure (cold tire):

Maximum load*

210 kg (463 lb)

Off-road riding

front

22 ~ 28 kPa (0.22 ~ 0.28 kg/cm

2

, 3.2 ~ 4.0 psi)

rear

22 ~ 28 kPa (0.22 ~ 0.28 kg/cm

2

, 3.2 ~ 4.0 psi)

*Load in total weight of rider accessories
Brake:

Front brake

type

Dual disc brake

operation

Right hand operation

Rear brake

type

Single disc brake

operation

Left hand and right foot operation

Suspension:

Front suspension

Double wishbone

Rear suspension

Swingarm (monocross)

Shock absorber:

Front shock absorber

Coil spring/oil damper

Rear shock absorber

Coil spring/oil damper

Wheel travel:

Front wheel travel

160 mm (6.30 in)

Rear wheel travel

180 mm (7.09 in)

Electrical:

Ignition system

D.C. C.D.I.

Generator system

A.C. magneto

Battery type

YTX20L-BS

Battery capacity

12 V 18 Ah

Headlight type:

Krypton bulb

Bulb wattage

 

×

 

quantity:

Headlight

12 V 30 W/30 W 

×

 2

Brake/tail light

12 V 21 W/5 W

Indicator lights

Neutral

LED 

×

 1

Reverse

LED 

×

 1

Coolant temperature

LED 

×

 1

Park position

LED 

×

 1

High gear

LED 

×

 1

Low gear

LED 

×

 1

Diff-lock

LED 

×

 1

Item

Standard

GENERAL SPECIFICATIONS

2 - 4

SPEC

MAINTENANCE SPECIFICATIONS

ENGINE

Item

Standard

Limit

Cylinder head:

Warp limit

----

0.03 mm 
(0.0012 in)

Cylinder:

Bore size

84.500 ~ 84.510 mm 
(3.3268 ~ 3.3272 in)

84.600 mm 
(3.3307 in)

Taper limit

----

0.05 mm 
(0.0016 in)

Out of round limit

----

0.01 mm 
(0.0004 in)

Camshaft:

Drive method

Chain drive (Left)

----

Cam dimensions

Intake

“A”

40.62 ~ 40.72 mm 
(1.5992 ~ 1.6031 in)

40.52 mm 
(1.5953 in)

“B”

32.18 ~ 32.28 mm 
(1.2669 ~ 1.2709 in)

32.08 mm 
(1.2630 in)

Exhaust

“A”

40.62 ~ 40.72 mm 
(1.5992 ~ 1.6031 in)

40.52 mm 
(1.5953 in)

“B”

32.18 ~ 32.28 mm
(1.2669 ~ 1.2709 in)

32.08 mm 
(1.2630 in)

Camshaft runout limit

----

0.03 mm 
(0.0012 in)

A

B

MAINTENANCE SPECIFICATIONS

2 - 5

SPEC

Cam chain:

Cam chain type/No. of links

DID SCR-0409 SDH/116

----

Cam chain adjustment method

Automatic

----

Rocker arm/rocker arm shaft:

Bearing inside diameter

12.000 ~ 12.018 mm
(0.4724 ~ 0.4731 in)

12.078 mm 
(0.4755 in)

Shaft outside diameter

11.981 ~ 11.991 mm 
(0.4717 ~ 0.4721 in)

11.951 mm 
(0.4705 in)

Arm-to-shaft clearance

0.009 ~ 0.037 mm 
(0.0004 ~ 0.0015 in)

0.080 mm 
(0.0031 in)

Valve, valve seat, valve guide:

Valve clearance (cold)

IN

0.06 ~ 0.10 mm
(0.0024 ~ 0.0039 in)

----

EX

0.16 ~ 0.20 mm
(0.0063 ~ 0.0079 in)

----

Valve dimensions

“A” head diameter

IN

39.9 ~ 40.1 mm
(1.5708 ~ 1.5787 in)

----

EX

33.9 ~ 34.1 mm
(1.3346 ~ 1.3425 in)

----

“B” face width

IN

2.26 mm (0.0890 in)

----

EX

2.26 mm (0.0890 in)

----

“C” seat width

IN

1.2 ~ 1.4 mm 
(0.0472 ~ 0.0551 in)

1.6 mm 
(0.0630 in)

EX

1.2 ~ 1.4 mm
(0.0472 ~ 0.0551 in)

1.6 mm 
(0.0630 in)

“D” margin thickness

IN

1.0 ~ 1.4 mm
(0.0394 ~ 0.0551 in)

----

EX

0.8 ~ 1.2 mm 
(0.0315 ~ 0.0472 in)

----

Stem outside diameter

IN

6.975 ~ 6.990 mm
(0.2746 ~ 0.2752 in)

6.950 mm 
(0.2736 in)

EX

6.955 ~ 6.970 mm
(0.2738 ~ 0.2744 in)

6.915 mm 
(0.2722 in)

Guide inside diameter

IN

7.000 ~ 7.012 mm 
(0.2756 ~ 0.2761 in)

7.030 mm 
(0.2768 in)

EX

7.000 ~ 7.012 mm 
(0.2756 ~ 0.2761 in)

7.030 mm 
(0.2768 in)

Stem-to-guide clearance

IN

0.010 ~ 0.037 mm 
(0.0004 ~ 0.0015 in)

0.080 mm 
(0.0031 in)

EX

0.030 ~ 0.057 mm 
(0.0012 ~ 0.0022 in)

0.100 mm 
(0.0039 in)

Item

Standard

Limit

Head Diameter

B

Face Width

C

Seat Width

D

Margin Thickness

A

MAINTENANCE SPECIFICATIONS

2 - 6

SPEC

Stem runout limit

----

0.01 mm 
(0.0004 in)

Valve seat width

IN

1.2 ~ 1.4 mm 
(0.0472 ~ 0.0551 in)

----

EX

1.2 ~ 1.4 mm 
(0.0472 ~ 0.0551 in)

----

Valve spring:

Inner spring

Free length

IN

39.9 mm (1.57 in)

37.9 mm 
(1.49 in)

EX

39.9 mm (1.57 in)

37.9 mm 
(1.49 in)

Set length (valve closed)

IN

33.6 mm (1.32 in)

----

EX

33.6 mm (1.32 in)

----

Compressed pressure
(installed)

IN

104.9 ~ 120.6 N (10.70 ~ 
12.30 kg, 23.58 ~ 27.11 lb)

----

EX

104.9 ~ 120.6 N (10.70 ~ 
12.30 kg, 23.58 ~ 27.11 lb)

----

Tilt limit

IN

2.5°/1.6 mm 
(2.5°/0.06 in)

EX

2.5°/1.6 mm 
(2.5°/0.06 in)

Direction of winding
(top view)

IN

Counterclockwise

----

EX

Counterclockwise

----

Outer spring

Free length

IN

43.27 mm (1.70 in)

41.27 mm 
(1.62 in)

EX

43.27 mm (1.70 in)

41.27 mm 
(1.62 in)

Set length (valve closed)

IN

36.6 mm (1.44 in)

----

EX

36.6 mm (1.44 in)

----

Compressed pressure
(installed)

IN

235.4 ~ 251.1 N (24.00 ~ 
25.60 kg, 52.91 ~ 56.45 lb)

----

EX

235.4 ~ 251.1 N (24.00 ~ 
25.60 kg, 52.91 ~ 56.45 lb)

----

Item

Standard

Limit

*

MAINTENANCE SPECIFICATIONS

2 - 7

SPEC

Tilt limit

IN

2.5°/1.6 mm 
(2.5°/0.06 in)

EX

2.5°/1.6 mm 
(2.5°/0.06 in)

Direction of winding
(top view)

IN

Clockwise

----

EX

Clockwise

----

Piston:

Piston to cylinder clearance

0.040 ~ 0.065 mm 
(0.0016 ~ 0.0026 in)

0.150 mm 
(0.0059 in)

Piston size “D”

84.445 ~ 84.460 mm 
(3.3246 ~ 3.3252 in)

----

Measuring point “H”

5 mm (0.20 in)

----

Piston off-set

0.5 mm (0.0200 in)

----

Offset direction

Intake side

----

Piston pin bore inside diameter

20.004 ~ 20.015 mm
(0.7876 ~ 0.7880 in)

20.045 mm 
(0.7892 in)

Piston pin outside diameter

19.991 ~ 20.000 mm
(0.7870 ~ 0.7874 in)

19.971 mm 
(0.7863 in)

Piston rings:

Top ring

Type

Barrel

----

Dimensions (B

 

×

 

T)

1.0 

×

 3.1 mm

(0.03937 

×

 0.1220 in)

----

End gap (installed)

0.20 ~ 0.40 mm
(0.0079 ~ 0.0157 in)

0.65 mm 
(0.0256 in)

Side clearance (installed)

0.03 ~ 0.07 mm 
(0.0012 ~ 0.0028 in)

0.12 mm 
(0.0047 in)

Item

Standard

Limit

*

H

D

T

B

MAINTENANCE SPECIFICATIONS

2 - 8

SPEC

2nd ring

Type

Taper

----

Dimensions (B

 

×

 

T)

1.0 

×

 3.6 mm

(0.0394 

×

 0.1417 in)

----

End gap (installed)

0.40 ~ 0.60 mm
(0.0157 ~ 0.0236 in)

0.95 mm 
(0.0374 in)

Side clearance

0.02 ~ 0.06 mm 
(0.0008 ~ 0.0024 in)

0.12 mm 
(0.0047 in)

Oil ring

Dimensions (B

 

×

 

T)

2.0 

×

 2.8 mm

(0.0787 

×

 0.1102 in)

----

End gap (installed)

0.2 ~ 0.7 mm
(0.0079 ~ 0.0276 in)

----

Crankshaft:

Crank width “A”

62.95 ~ 63.00 mm 
(2.4783 ~ 2.4803 in)

----

Runout limit C1

----

0.03 mm 
(0.0012 in)

C2

----

0.03 mm 
(0.0012 in)

Big end side clearance “B”

0.25 ~ 0.75 mm 
(0.0098 ~ 0.0295 in)

1.00 mm 
(0.0394 in)

Big end radial clearance “E”

0.010 ~ 0.025 mm 
(0.0004 ~ 0.0010 in)

----

Balancer:

Balancer drive method

Gear

----

Automatic centrifugal clutch:

Clutch shoe thickness

1.5 mm (0.06 in)

1.0 mm 
(0.04 in)

Clutch-in revolution

1,960 ~ 2,240 r/min

----

Clutch-stall revolution

3,300 ~ 3,900 r/min

----

Item

Standard

Limit

B

T

B

T

E

A

B

C1

C2

MAINTENANCE SPECIFICATIONS

2 - 9

SPEC

Transmission:

Main axle deflection limit

----

0.06 mm 
(0.0024 in)

Drive axle deflection limit

----

0.06 mm 
(0.0024 in)

Shifter:

Shifter type

Shift cam and guide bar

----

Air filter oil grade:

Engine oil

----

Carburetor:

I. D. mark

5ND1 00 

----

Main jet

(M.J)

#131.3 

----

Main air jet

(M.A.J)

#50

----

Jet needle

(J.N)

5EP13-55-3 

----

Needle jet

(N.J)

P-0M

----

Pilot air jet

(P.A.J.1)

#80

----

Pilot air jet

(P.A.J.2)

1.3

----

Pilot outlet

(P.O)

0.95

----

Pilot jet

(P.J)

#17.5

----

Bypass 1

(B.P.1)

0.8

----

Bypass 2

(B.P.2)

0.8

----

Bypass 3

(B.P.3)

0.8

----

Pilot screw turns out

2-1/2

----

Valve seat size

(V.S)

2.0

----

Starter jet

(G.S.1)

#70

----

Starter jet

(G.S.2)

0.9

Throttle valve size

(Th.V)

#90

----

Float height

(F.H)

13 mm (0.51 in)

----

Fuel level

(F.L)

4.0 ~ 5.0 mm (0.16 ~ 0.20 in)

----

Engine idle speed

1,450 ~ 1,550 r/min

----

Intake vacuum

32 kPa (240 mmHg, 9.45 inHg)

----

Oil pump:

Oil filter type

Foam

----

Oil pump type

Trochoid

----

Tip clearance “A” or “B”

0.15 mm (0.006 in)

0.20 mm 
(0.008 in)

Side clearance

0.04 ~ 0.09 mm 
(0.002 ~ 0.004 in)

----

Bypass valve setting pressure

78 ~ 118 kPa (0.78 ~ 
1.18 kg/cm

2

, 11.3 ~ 17.11 psi)

----

Oil pressure (hot)

7 kPa (0.07 kg/cm

2

, 1.02 psi) at 

1,500 r/min

----

Pressure check location

Cylinder head

----

Item

Standard

Limit

MAINTENANCE SPECIFICATIONS

2 - 10

SPEC

Cooling system:

Radiator core

Width

300 mm (11.8 in)

----

Height

208 mm (8.19 in)

----

Thickness

26 mm (1.02 in)

----

Radiator cap opening pressure

93.7 ~ 122.6 kPa (0.937 ~ 
1.226 kg/cm

2

, 13.32 ~ 17.43 psi)

----

Radiator capacity

0.70 L (0.62 Imp qt, 0.74 US qt)

----

Coolant reservoir

Capacity

0.39 L (0.34 Imp qt, 0.41 US qt)

----

From low to full level

0.15 L (0.13 Imp qt, 0.16 US qt)

----

Water pump:

Type

Single suction centrifugal pump

----

Reduction ratio

38/32 (1.188)

Thermostat:

Valve opening temperature

63.5 ~ 66.5 °C (146.3 ~ 151.7 °F)

----

Valve full open temperature

80 °C (176 °F)

----

Valve lift-full open

3 mm (0.12 in)

----

Shaft drive:

Middle gear backlash

0.1 ~ 0.3 mm (0.004 ~ 0.012 in)

----

Final gear backlash

0.1 ~ 0.2 mm (0.004 ~ 0.008 in)

----

Differential gear backlash

0.05 ~ 0.25 mm
(0.0020 ~ 0.0098 in)

----

Lubrication chart:

Item

Standard

Limit

Oil Strainer

Timing Chain Area

Transmission

Rocker Arm

Oil Pump

Piston Pin

Piston

Crank Pin

Cam Shaft

Oil Filter

Bypass 

Valve

Clutch

Valve

Pressure feed

Splashed scavenge

MAINTENANCE SPECIFICATIONS

2 - 11

SPEC

Cylinder head tightening sequence:

Item

Standard

Limit

MAINTENANCE SPECIFICATIONS

2 - 12

SPEC

Tightening torques

Part to be tightened

Part 

name

Thread 

size

Q’ty

Tightening torque

Remarks

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

Bolt

M6

2

10

1.0

7.2

Camshaft sprocket cover baffle 
plate

Bolt

M6

2

10

1.0

7.2

LT

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 stay

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 

screw

M8

4

25

2.5

18

LT

MAINTENANCE SPECIFICATIONS