YAMAHA EK8DMH’03 PARTS CATALOGUE 03

EK8DMH’03

(6802)

1B680−200E1

FOREWORD

This Parts Catalogue is related to the parts for the model(s) in the below frame. When you are ordering replace­ment parts, please refer to this Parts Catalogue and quote both part numbers and part names correctly.

EK8DMH’03(6802)

1. Modifications or additions which have been made after issue of the Parts Catalogue will
be announced in the Yamaha Parts News.
It is advisable that you make necessary corrections to the Parts Catalogue according to
the Yamaha 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” Local Made

(Parts need to be ordered locally)

“O/S” Over Size

3. Parts, which are to be supplied in an assembly, are listed with a dot(.) in front of the part
name as shown below.

EXAMPLE

CARBURETOR ASSY

.JET, PILOT

.NOZZLE, MAIN

4. Number of component for assembly
The numeral appearing to the right of each component part indicates the quantity of
parts for each assembly unit.

EXAMPLE

PART NO. DESCRIPTION REMARKS

6E0−85500−70 C.D.I. MAGNETO ASSY 1

6E0−85550−70 .ROTOR ASSY 1

6E0−15723−00−94..PULLY, STARTER 1

E

EHT

EH

5. Quantity Column Information

NAME for Q’TY COLUMN

EK8D EK8DMH

6. Applicable Starting Serial No. and Color Code

1) Engine Starting Serial No.

EK8DMH L 680K : 1000001

2) Color Code

Color Code

004D DARK BLUISH GRAY METALLIC 2 DBNM2

7. Note that the illustrations for reference in finding parts numbers, not to be used for as­sembling. When assembling, please use the applicable service manual.

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

Color Name Abbreviation

APPLICABLE MODEL

A2

TOP COWLING A4.....................................

CYLINDER. CRANKCASE A5............................

CRANKSHAFT. PISTON A7..............................

INTAKE B1............................................

CARBURETOR B3.....................................

FUEL 1 B5............................................

FUEL 2 B7............................................

STARTER C1..........................................

GENERATOR C3.......................................

ELECTRICAL C4.......................................

CONTROL C5.........................................

REMOTE CONTROL ATTACHMENT D1...................

BRACKET D2..........................................

UPPER CASING D5....................................

LOWER CASING. DRIVE 1 D6...........................

LOWER CASING. DRIVE 2 E2...........................

FUEL TANK E3........................................

OPTIONAL PARTS E4..................................

REPAIR KIT 1 E5.......................................

REPAIR KIT 2 E7.......................................

INDEX

NUMERICAL INDEX F1.................................

CONTENTS

A3

FIG. 1 TOP COWLING

REF.
NO.

10 677−13437−08 .MARK, CAUTION 1

11 680−42711−70−4D COWLING, BOTTOM 1

12 677−42815−00−4D LEVER, CLAMP 1

13 90206−12052 WASHER, WAVE 1

14 90386−12069 BUSH 2

15 656−42816−00 LEVER, CLAMP 1

PART NO. DESCRIPTION REMARKS

1 680−42610−L0−4D TOP COWLING ASSY 1

2 677−15761−01 .SEAL, RUBBER 1 1

3 6G1−42615−00 .SEAL 1

4 677−42647−00 .HOLDER, CLAMP BAND 1

5 677−42651−02 .HOOK 1

6 90266−04M04 .RIVET 4

7 677−42677−J0 .GRAPHIC, FRONT 1

8 680−42678−K0 .GRAPHIC, REAR 1

9 677−W0070−H0 .GRAPHIC SET 1

EK8D

A4

16 90201−06068 WASHER, PLATE 1

17 97095−06012 BOLT 1

18 92995−06600 WASHER 1

19 677−42724−00 GROMMET 1

20 677−42725−00 GROMMET 1

21 606−42591−00 HOLDER, SHEAR PIN 1

22 677−82575−20 ENGINE STOP SWITCH ASSY 1

23 682−82556−00 .STOPPER 1

24 689−8257Y−00 .CAP 1

25 669−42791−00 MARK 1 1

FIG. 2 CYLINDER. CRANKCASE

REF.
NO.

10 90445−07M02 HOSE (L167) 1

11 90467−06016 CLIP 2

12 90445−10M03 HOSE (L240) 1

13 90467−09M09 CLIP 2

14 99530−10014 PIN, DOWEL 1

15 664−11325−00 ANODE 1

PART NO. DESCRIPTION REMARKS

1 680−W0090−65−1S CRANK CYLINDER ASSY 1

2 680−15100−03−1S CRANKCASE ASSY 1

3 650−11370−01 .CHECK VALVE ASSY 1

4 677−11372−00 .NIPPLE, HOSE 1

5 676−11372−00 .NIPPLE, HOSE 1

6 624−14485−00 .PIPE, JOINT 1

7 93605−08041 PIN, DOWEL 2

8 90119−06M15 BOLT, WITH WASHER 8

9 90119−06M16 BOLT, WITH WASHER 2

EK8D

A5

16 90151−06M01 SCREW, COUNTERSUNK 1

17 677−15359−00−94 HOUSING, OIL SEAL 1

18 93210−42159 O−RING 1

19 93102−20M25 OIL SEAL 1

20 97095−06018 BOLT 4

21 92995−06600 WASHER 4

22 677−15396−01−5B HOUSING, OIL SEAL 1

23 93210−42M70 O−RING 1

24 93101−20M29 OIL SEAL 1

25 93101−14M01 OIL SEAL 1

26 90201−41303 WASHER, PLATE 1

27 97095−06016 BOLT 2

FIG. 2 CYLINDER. CRANKCASE

REF.
NO.

28 92995−06600 WASHER 2

29 680−15379−01 SEAL, CRANKCASE 1

30 680−11111−00−1S HEAD, CYLINDER 1 1

31 677−11181−A1 GASKET, CYLINDER HEAD 1 1

32 90119−06048 BOLT, WITH WASHER 13

33 677−12413−00−1S COVER, THERMOSTAT 1

34 6E5−12411−01 THERMOSTAT 1

35 677−12414−A1 GASKET, COVER 1

36 90119−06MA3 BOLT, WITH WASHER 1

37 90119−06047 BOLT, WITH WASHER 2

38 677−41111−01−1S INNER COVER, EXHAUST 1

39 677−41112−A1 GASKET, EXHAUST INNER COVER 1

40 677−41114−A1 GASKET, EXHAUST OUTER COVER 1

41 677−41113−01−1S OUTER COVER, EXHAUST 1

42 90119−06MA4 BOLT, WITH WASHER 10

PART NO. DESCRIPTION REMARKS

EK8D

A6

43 90119−06023 BOLT, WITH WASHER 1

44 94702−00039 PLUG, SPARK (NGK B6HS) 2

FIG. 3 CRANKSHAFT. PISTON

REF.
NO.

10 90209−18112 .WASHER 4

11 677−11515−01 .SEAL, LABYRINTH 1 1

12 91690−30010 .PIN, SPRING 1

13 93440−47055 .CIRCLIP 1

14 677−11631−00−97 PISTON (STD) 2

PART NO. DESCRIPTION REMARKS

1 680−11400−02 CRANKSHAFT ASSY 1

2 677−11412−02 .CRANK 1 1

3 677−11422−02 .CRANK 2 1

4 677−11432−02 .CRANK 3 1

5 677−11442−02 .CRANK 4 1

6 680−11651−02 .ROD, CONNECTING 2

7 93310−418U1 .BEARING 2

8 6G1−11681−00 .PIN, CRANK 1 2

9 93306−204U0 .BEARING 3

677−11635−00 PISTON (0.25MM O/S) 2 AP

EK8D

A7

677−11636−00 PISTON (0.50MM O/S) 2 AP

15 647−11610−00 PISTON RING SET (STD) 2

647−11610−10 PISTON RING SET (0.25MM O/S) 2 AP

647−11610−20 PISTON RING SET (0.50MM O/S) 2 AP

16 6G1−11633−00 PIN, PISTON 2

17 93602−14118 PIN, DOWEL 56

18 90201−12565 WASHER, PLATE 4

19 93450−13022 CIRCLIP 4

FIG. 4 INTAKE

REF.
NO.

10 680−41256−00 ROD, CHOKE 1 1

11 677−41271−00 KNOB, CHOKE 1

12 90480−14M02 GROMMET 1

13 90468−10004 CLIP 1

14 92990−04600 WASHER, PLATE 1

15 95380−04700 NUT 1

PART NO. DESCRIPTION REMARKS

1 680−13610−00 REED VALVE ASSY 1

2 680−W0004−00 .REED SET 1

3 677−13621−A1 GASKET, VALVE SEAT 1

4 97013−06018 BOLT 2

5 92903−06600 WASHER, PLATE 2

6 90119−06M69 BOLT, WITH WASHER 1

7 650−14198−A1 GASKET 1

8 95380−06700 NUT 2

9 92995−06600 WASHER 2

EK8D

B1

16 680−41257−00 ROD, CHOKE 2 1

17 92990−03600 WASHER 1

18 90468−10004 CLIP 1

19 661−41262−02 JOINT, CHOKE LEVER 1

20 680−41201−00 CHOKE LINK ASSY 1

21 97095−06012 BOLT 1

22 680−14431−00 SILENCER, INTAKE 1 1

23 680−14441−00 SILENCER, INTAKE 2 1

24 97880−05025 SCREW, PAN HEAD 2

25 92990−05600 WASHER, PLATE 2

26 90387−05M09 COLLAR 2

27 95627−06325 BOLT, STUD 1

FIG. 4 INTAKE

REF.
NO.

28 90116−06123 BOLT, STUD 1

PART NO. DESCRIPTION REMARKS

EK8D

B2

FIG. 5 CARBURETOR

REF.
NO.

10 626−14386−00 .PIN, FLOAT 1

11 677−14390−12 .NEEDLE VALVE ASSY 1

12 626−14398−00 .GASKET 1

13 680−41216−00 .SHEAVE SHAFT, ACCEL. LINK 1

14 626−42658−00 .BUSHING 1

15 93430−04301 .CIRCLIP 1

PART NO. DESCRIPTION REMARKS

1 680−14301−02 CARBURETOR ASSY 1 1

2 680−14381−20 .BODY, FLOAT CHAMBER 1

3 650−14384−00 .GASKET, FLOAT CHAMBER 1

4 97980−04112 .SCREW, WITH WASHER 2

5 97980−04115 .SCREW, WITH WASHER 4

6 680−14341−00 .NOZZLE, MAIN 1

7 648−14343−34 .JET, MAIN (# 68) 1

8 647−14385−00 .FLOAT 1

9 626−14387−90 .ARM, DIAPHRAGM 1

EK8D

B3

16 677−14327−01 .SCREW 1

17 677−41226−00 .END, THROTTLE LEVER 1

18 650−14327−01 .SCREW 1

19 650−14349−00 .PIPE 1

20 680−14315−00 .LEVER, THROTTLE 1 1

21 648−14331−00 .SPRING, THROTTLE VALVE 1

22 680−41241−00 .ROD, LINK 1

23 626−14376−00 .LEVER, STARTER 2 1

24 626−14373−00 .COVER, PLUNGER CAP 1

25 626−14374−00 .CAP, PLUNGER 1

26 626−14378−00 .PLATE, STARTER LEVER 1 1

27 626−14335−00 .SPRING, PLUNGER 1

FIG. 5 CARBURETOR

REF.
NO.

28 626−14371−00 .PLUNGER, STARTER 1

29 648−14344−35 .JET, STARTER (# 70) 1

30 648−14342−24 .JET, PILOT (# 48) 1

31 647−14323−00 .SCREW, AIR ADJUSTING 1

32 646−14212−01 .SPRING, PILOT ADJUSTING 1

33 650−14321−01 .SCREW, THROTTLE 1

34 626−14333−00 .SPRING, THROTTLE STOP 1

35 97890−04005 .SCREW, PAN HEAD 2

36 650−14227−01 .PACKIN 2

37 680−14181−00 .BODY, FLOAT CHAMBER 1 1

38 680−14182−00 .COVER, FLOAT CHAMBER 1

39 652−14384−00 .GASKET, FLOAT CHAMBER 1

40 6F5−14392−00 .VALVE, NEEDLE 1

41 652−14353−25 .JET, PILOT (# 50) 1

42 652−14147−00 .O−RING 1

PART NO. DESCRIPTION REMARKS

EK8D

B4

43 652−14385−00 .FLOAT 1

44 652−14387−40 .ARM, DIAPHRAGM 1

45 652−14386−00 .PIN, FLOAT 1

46 652−14348−00 .PIPE 1 1

47 680−14348−00 .PIPE 1 1

48 680−14346−00 .PLATE 1

49 647−14342−55 .JET, PILOT (#110) 1

FIG. 6 FUEL 1

REF.
NO.

10 6A4−24410−06 FUEL PUMP ASSY 1

11 652−24461−00 .PIPE, JOINT 1

12 62C−24461−00 .PIPE, JOINT 1

13 652−24471−10 .DIAPHRAGM 1

14 652−24415−01 .BODY 4 1

15 98780−04010 .SCREW, FLAT HEAD 3

PART NO. DESCRIPTION REMARKS

1 680−24304−01 FUEL PIPE JOINT COMP. 1 1

2 97095−06020 BOLT 1

3 92995−06600 WASHER 1

4 61N−24560−00 FILTER ASSY 2

5 61N−24563−00 .ELEMENT, FILTER 1

6 61N−24521−00 .CUP, FILTER 1

7 93210−32738 .O−RING 1

8 680−24566−01 BRACKET, FILTER 1

9 95380−08600 NUT 2

EK8D

B5

16 92990−04500 .WASHER 3

17 6A4−24471−00 .DIAPHRAGM 1

18 652−24432−00 .GASKET, FUEL PUMP 2 1

19 648−24434−01 .GASKET, BODY 1

20 648−24411−00 .DIAPHRAGM 1

21 648−24424−00 .SEAT, SPRING 1

22 648−24423−00 .SPRING, DIAPHRAGM 1

23 6A0−24421−01 .VALVE, CHECK 2

24 6A0−14325−00 .SCREW, PAN HEAD 2

25 95380−03600 .NUT 2

26 663−24411−00 .DIAPHRAGM 1

27 648−24435−02 .GASKET, BODY 2 1