1C5NF-100E1

2C5NF-100E1

(

)

YFM350XS (5NFB) U49, OCEANIA

YFM350XSC (5NFC) CALIFORNIA

YFM350XS (5NFD) CANADA

YFM350XS (5NFD) FRANCE

YF350X (5NFB) JAPAN

A3

YFM350XS

YFM350XSC/YF350X

PARTS CATALOGUE

©2003 by Yamaha Motor Co., Ltd.

1st edition, April 2003

All rights reserved.

Any reprinting or unauthorized use

without the written permission of

Yamaha Motor Co., Ltd.

is expressly prohibited.

Printed in Japan.

A4

A5

FOREWORD

This Parts Catalogue is related to the parts for the model(s) on the cover page. When you are

ordering replacement parts, please refer to this Parts Catalogue and quote both part numbers

and part names correctly.

1.

Modifications or additions which have been made after the issue of the Parts Catalogue

will be announced in the Parts News.

It is advisable that you make the necessary corrections to the Parts Catalogue according

to the Parts News.

2.

Abbreviations

The following abbreviations are used in this Parts Catalogue.

“UR” Use specified parts number.

“UN” Use as many as needed.

“AP” Alternate Parts

“LM” Locally Made (Parts need to be ordered locally)

“F#” Frame No. (Applicable machine No.)

“O/S” Over Size

3.

The number of components for assembly

• Parts, which are to be supplied in an assembly, are listed with a dot (.) in front of the

part name as shown below.

• The numeral appearing to the right of each component part indicates the quantity of

parts for each assembly unit.

4.

Applicable colours of graphics are represented in the “REMARKS” as shown below.

5.

Note that the illustrations for reference in finding parts numbers are not to be used for

assembling. When assembling, please use the applicable service manual.

6.

The asterisk (*) before a reference number indicates modified items after the first edition.

PART NO.

DESCRIPTION

Q’TY

REMARKS

2F5–83310–60

FRONT FLASHER LIGHT ASSY

2

115–83311–60

.BULB (6V–18W)

1

PART NO.

DESCRIPTION

Q’TY

REMARKS

2N4–24110–00–X5

FUEL TANK COMP.

2

MXR

3J1–24240–10

.GRAPHIC, FUEL TANK

1

FOR MXR

A6

FOREWORD

7.

Applicable Serial No.

Engine Serial No.

Frame Serial No.

8.

Applicable Colour Code (The (*) mark shows Model colour.)

9.

Quantity Column Information

Abbreviation

Colour Name

Colour Code

AMS

ALMITE SILVER

00HM

BWS1(*)

BLUISH WHITE SOLID 1

0892

DPBSE(*)

DEEP PURPLISH BLUE SOLID E

0583

NTR

NATIVE RED

006W

S8

SILVER 8

0895

SL

SILVER

0035

VRC7

VIVID RED COCKTAIL 7

0580

WW

WHITE

0036

YB(*)

YAMAHA BLACK

0033

Column No.

Name Of Q’ty Column

Destination

1

USA

U49, CALIFORNIA

2

CAN

CANADA

3

FRA

FRANCE

4

OCE

AUSTRALIA, NEW ZEALAND

5

JPN

JAPAN

A7

MODEL LABEL

(1)

A label called “Model Label” is affixed in the location as indicated in (3) below.

When using this parts catalogue, please be sure to cross–reference the “model code –

production code No.” in the catalogue with the “model code – production code No.” indi-

cated on the Model Label affixed onto the product concerned.

(2)

“Model Label” Indication

(3)

Model Label Affixing Location

(4)

Colouring Information

Model Code

Colouring

Type Code

Colour

Code

Colour Name

Abbrevia-

tion

5NFB

A

0583

DEEP PURPLISH BLUE SOLID E

DPBSE

B

0892

BLUISH WHITE SOLID 1

BWS1

5NFC

A

0583

DEEP PURPLISH BLUE SOLID E

DPBSE

B

0892

BLUISH WHITE SOLID 1

BWS1

5NFD

A

0583

DEEP PURPLISH BLUE SOLID E

DPBSE

B

0892

BLUISH WHITE SOLID 1

BWS1

C

0033

YAMAHA BLACK

YB

(5)

Model Code – Production Code Number of Model Listed in This Parts Catalogue

Model

Code

Production

Code No.

Country

(destination)

5NFB

010

U49

020

AUSTRALIA

NEW ZEALAND

030

JAPAN

5NFC

010

CALIFORNIA

5NFD

010

CANADA

020

FRANCE

Model

Code

Production

Code No.

Country

(destination)

CONTENTS

ENGINE

CYLINDER HEAD .................................................................B2

CYLINDER ............................................................................B4

CRANKSHAFT & PISTON ....................................................B5

VALVE ...................................................................................B7

CAMSHAFT & CHAIN ...........................................................B8

OIL PUMP .............................................................................B9

INTAKE .................................................................................B10

CARBURETOR .....................................................................B11

EXHAUST .............................................................................B13

CRANKCASE ........................................................................B14

CRANKCASE COVER 1 .......................................................B15

STARTER CLUTCH ..............................................................C3

CLUTCH ................................................................................C4

TRANSMISSION ...................................................................C6

SHIFT CAM & FORK .............................................................C8

CHASSIS

FRAME ..................................................................................C10

FRONT FENDER ..................................................................C11

REAR FENDER .....................................................................C12

SIDE COVER ........................................................................C13

REAR ARM ...........................................................................C14

REAR SUSPENSION ............................................................D2

STEERING ............................................................................D4

FRONT SUSPENSION & WHEEL ........................................D6

FUEL TANK ...........................................................................D8

SEAT .....................................................................................D9

FRONT WHEEL ....................................................................D10

FRONT BRAKE CALIPER ....................................................D11

REAR WHEEL .......................................................................D12

REAR BRAKE .......................................................................D14

STEERING HANDLE & CABLE ............................................D15

FRONT MASTER CYLINDER ...............................................E4

STAND & FOOTREST ..........................................................E5

REAR MASTER CYLINDER .................................................E6

GUARD .................................................................................E7

GENERATOR ........................................................................E8

STARTING MOTOR ..............................................................E9

HEADLIGHT ..........................................................................E10

TAILLIGHT ............................................................................E11

HANDLE SWITCH & LEVER ................................................E12

ELECTRICAL 1 ..................................................................... E13

ELECTRICAL 2 ..................................................................... E15

EMBLEM & LABEL 1 ............................................................ F2

EMBLEM & LABEL 2 ............................................................ F3

EMBLEM & LABEL 3 ............................................................ F5

EMBLEM & LABEL 4 ............................................................ F6

EMBLEM & LABEL 5 ............................................................ F7

ALTERNATE PARTS

ALTERNATE (ENGINE) ........................................................ F8

INDEX

NUMERICAL INDEX ............................................................. M1

B2

FIG.

1

CYLINDER HEAD

REF.

NO.

PART NO.

DESCRIPTION

USA

CAN

FRA

OCE

JPN

REMARKS

1

5FU–11110–01

CYLINDER HEAD ASSY

1

1

1

1

1

2

3Y1–11133–11

.GUIDE, VALVE 1

2

2

2

2

2

3

93440–12052

.CIRCLIP

2

2

2

2

2

4

90401–06001

.BOLT, UNION

1

1

1

1

1

5

90430–06192

.GASKET

1

1

1

1

1

6

90116–06503

.BOLT, STUD

2

2

2

2

2

7

3Y1–11127–00

ABSORBER 3

8

8

8

8

8

8

31G–11161–00

ABSORBER 1

2

2

2

2

2

9

31G–11127–00

ABSORBER 3

2

2

2

2

2

10

1UY–11181–01

GASKET, CYLINDER HEAD 1

1

1

1

1

1

11

99530–14016

PIN, DOWEL

2

2

2

2

2

12

90430–14240

GASKET

1

1

1

1

1

13

90105–10421

BOLT, FLANGE

2

2

2

2

2

14

90105–10422

BOLT, FLANGE

2

2

2

2

2

15

90201–10128

WASHER, PLATE

4

4

4

4

4

16

91317–08050

BOLT

2

2

2

2

2

17

5NF–11185–00

COVER, CYLINDER HEAD SIDE 1

1

1

1

1

1

18

93211–06635

O-RING

1

1

1

1

1

19

91317–06025

BOLT

2

2

2

2

2

20

2NL–11186–00

COVER, CYLINDER HEAD SIDE 2

1

1

1

1

1

21

2NL–11187–00

COVER, CYLINDER HEAD SIDE 3

1

1

1

1

1

22

93210–57634

O-RING

2

2

2

2

2

23

91317–06020

BOLT

5

5

5

5

5

24

3Y1–1111F–00

PLATE

1

1

1

1

1

25

97007–06012

BOLT

2

2

2

2

2

26

90215–06162

WASHER, LOCK

1

1

1

1

1

27

94701–00333

PLUG, SPARK (NGK DR8EA)

1

1

1

1

B3

FIG.

1

CYLINDER HEAD

REF.

NO.

PART NO.

DESCRIPTION

USA

CAN

FRA

OCE

JPN

REMARKS

27

94703–00333

PLUG, SPARK (NGK DR8EA)

1

B4

FIG.

2

CYLINDER

REF.

NO.

PART NO.

DESCRIPTION

USA

CAN

FRA

OCE

JPN

REMARKS

1

4WU–11310–00

CYLINDER

1

1

1

1

1

2

93210–86509

O-RING

1

1

1

1

1

3

90387–16547

COLLAR

1

1

1

1

1

4

93210–18322

O-RING

1

1

1

1

1

5

99530–14016

PIN, DOWEL

1

1

1

1

1

6

91317–06030

BOLT

1

1

1

1

1

7

4KB–11351–00

GASKET, CYLINDER

1

1

1

1

1

B5

FIG.

3

CRANKSHAFT & PISTON

REF.

NO.

PART NO.

DESCRIPTION

USA

CAN

FRA

OCE

JPN

REMARKS

1

1UY–11400–00

CRANKSHAFT ASSY

1

1

1

1

1

2

1UY–W1141–00

.CRANK 1

1

1

1

1

1

3

1UY–11422–00

.CRANK 2

1

1

1

1

1

4

90240–07105

.PIN, CLEVIS

1

1

1

1

1

5

90501–07629

.SPRING, COMPRESSION

1

1

1

1

1

6

93602–13177

.PIN, DOWEL

1

1

1

1

1

7

30X–11681–00

.PIN, CRANK 1

1

1

1

1

1

8

93310–633T5

.BEARING

1

1

1

1

1

9

1UY–11651–00

.ROD, CONNECTING

1

1

1

1

1

10

90209–33253

.WASHER

2

2

2

2

2

11

93306–30622

BEARING (6306SH4 SPECIAL)

1

1

1

1

1

12

30X–11496–00

BOSS, BUFFER

1

1

1

1

1

13

90501–22721

SPRING, COMPRESSION

6

6

6

6

6

14

93605–10090

PIN, DOWEL

3

3

3

3

3

15

3Y1–11531–02

GEAR, BALANCE WEIGHT

1

1

1

1

1

16

30X–11565–00

WASHER, BEARING COVER

2

2

2

2

2

17

90101–10568

BOLT

1

1

1

1

1

18

92907–10100

WASHER, SPRING

1

1

1

1

1

19

93210–16290

O-RING

1

1

1

1

1

20

90201–107F8

WASHER, PLATE

1

1

1

1

1

21

90280–05048

KEY, WOODRUFF

1

1

1

1

1

22

1UY–11631–01–Y0

PISTON (STD)

1

1

1

1

1

1UY–11636–01

PISTON (0.50MM O/S)

1

1

1

1

1

AP

1UY–11638–01

PISTON (1.00MM O/S)

1

1

1

1

1

AP

23

4GB–11610–00

PISTON RING SET (STD)

1

1

1

1

1

4GB–11610–20

PISTON RING SET (0.50MM O/S)

1

1

1

1

1

AP

4GB–11610–40

PISTON RING SET (1.00MM O/S)

1

1

1

1

1

AP

B6

FIG.

3

CRANKSHAFT & PISTON

REF.

NO.

PART NO.

DESCRIPTION

USA

CAN

FRA

OCE

JPN

REMARKS

24

55V–11633–00

PIN, PISTON

1

1

1

1

1

25

93450–19095

CIRCLIP

2

2

2

2

2

26

1UY–11536–01

GEAR, DRIVE

1

1

1

1

1

27

1UY–11454–00

WEIGHT 1

1

1

1

1

1

28

93101–25106

OIL SEAL

1

1

1

1

1

29

93306–20532

BEARING

2

2

2

2

2

30

90201–207G6

WASHER, PLATE

1

1

1

1

1

31

90282–05034

KEY, STRAIGHT

1

1

1

1

1

32

90170–16326

NUT

1

1

1

1

1

33

90215–16270

WASHER, LOCK

1

1

1

1

1

B7

FIG.

4

VALVE

REF.

NO.

PART NO.

DESCRIPTION

USA

CAN

FRA

OCE

JPN

REMARKS

1

1UY–12111–01

VALVE, INTAKE

1

1

1

1

1

2

1UY–12121–01

VALVE, EXHAUST

1

1

1

1

1

3

3Y1–12116–00

SEAT, VALVE SPRING

2

2

2

2

2

4

1UY–12113–01

SPRING, VALVE INNER

2

2

2

2

2

5

1UY–12114–01

SPRING, VALVE OUTER

2

2

2

2

2

6

1J7–12119–01

SEAL, VALVE STEM

2

2

2

2

2

7

3Y1–12117–01

RETAINER, VALVE SPRING

2

2

2

2

2

8

1J7–12118–00

COTTER, VALVE

4

4

4

4

4

9

3GD–12151–00

ARM, VALVE ROCKER

2

2

2

2

2

10

3Y1–12156–00

SHAFT, ROCKER 2

2

2

2

2

2

11

93210–09165

O-RING

2

2

2

2

2

12

31G–12159–02

SCREW, VALVE ADJUSTING

2

2

2

2

2

13

31G–12158–00

NUT, LOCK

2

2

2

2

2

B8

FIG.

5

CAMSHAFT & CHAIN

REF.

NO.

PART NO.

DESCRIPTION

USA

CAN

FRA

OCE

JPN

REMARKS

1

1UY–12170–00

CAMSHAFT ASSY 1

1

1

1

1

1

2

3HN–12176–00

SPROCKET, CAM CHAIN

1

1

1

1

1

3

93604–10011

PIN, DOWEL

1

1

1

1

1

4

90101–10303

BOLT

1

1

1

1

1

5

90201–10591

WASHER, PLATE

1

1

1

1

1

6

93315–32516

BEARING

1

1

1

1

1

7

93306–00515

BEARING

1

1

1

1

1

8

94500–02090

CHAIN (BF05M 90L)

1

1

1

1

1

9

3Y1–12231–01

GUIDE, STOPPER 1

1

1

1

1

1

10

1UY–12241–00

GUIDE, STOPPER 2

1

1

1

1

1

11

31G–12210–01

TENSIONER ASSY, CAM CHAIN

1

1

1

1

1

12

31G–12222–00

.PLUG

1

1

1

1

1

13

31G–12214–00

.GASKET

1

1

1

1

1

14

3GD–12213–00

GASKET, TENSIONER CASE

1

1

1

1

1

15

95027–06025

BOLT, FLANGE

2

2

2

2

2

16

97027–06016

BOLT

2

2

2

2

2

17

92907–06600

WASHER, PLATE

2

2

2

2

2

B9

FIG.

6

OIL PUMP

REF.

NO.

PART NO.

DESCRIPTION

USA

CAN

FRA

OCE

JPN

REMARKS

1

1UY–13300–00

OIL PUMP ASSY

1

1

1

1

1

2

1UY–13326–00

.GEAR, PUMP DRIVEN 2

1

1

1

1

1

3

93603–12030

.PIN, DOWEL

1

1

1

1

1

4

93603–07073

.PIN, DOWEL

2

2

2

2

2

5

90151–06010

.SCREW, COUNTERSUNK

1

1

1

1

1

6

3GD–13329–00

GASKET, PUMP COVER

1

1

1

1

1

7

98707–06030

SCREW, FLAT HEAD

3

3

3

3

3

8

2XK–13416–00

PIPE, OIL 1

1

1

1

1

1

9

51Y–13411–00

STRAINER, OIL

1

1

1

1

1

10

90501–18576

SPRING, COMPRESSION

1

1

1

1

1

11

30X–15351–00

PLUG, DRAIN

1

1

1

1

1

12

93210–35520

O-RING

1

1

1

1

1

13

1UY–13440–02

ELEMENT ASSY, OIL CLEANER

1

1

1

1

1

14

3GD–13447–00

COVER, OIL ELEMENT

1

1

1

1

1

15

93210–54175

O-RING

1

1

1

1

1

16

91317–06020

BOLT

2

2

2

2

2

17

90110–06136

BOLT, HEXAGON SOCKET HEAD

1

1

1

1

1

18

1UY–13161–01

PIPE, DELIVERY 1

1

1

1

1

1

19

90430–08119

GASKET

4

4

4

4

4

20

90401–08117

BOLT, UNION

2

2

2

2

2

21

1UY–13324–00

GEAR, PUMP DRIVE

1

1

1

1

1

22

90280–05013

KEY, WOODRUFF

1

1

1

1

1