YAMAHA MK300, MK360 PARTS CATALOGUE

YAMAHA MULTI−PURPOSE ENGINE

MK300
MK360

(7WE1,7WE2,7WE3,7WE4,7WE5,7WF1,7WF3)

(7WG1,7WG2,7WG3,7WG4,7WG5,7WH1,7WH3)

KOHLER

KOHLER

117WE−110E3

MK300/MK360

PARTS CATALOGUE

E2001 by Yamaha Motor Co., Ltd.

1st Edition, Nov. 2001

All rights reserved.

Any reprinting or unauthorized us e

without the written permission of

Yamaha Motor Co., Ltd.

is expressly prohibited.

Printed in Japan

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.

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)

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

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

5. Applicable colors of graphics are represented in the REMARKS as shown below.

PART NO. DESCRIPTION Q’TY REMARKS

7UH−24110−00−98 FUEL TANK COMP. 1 LGB
7T9−24610−00 CAP ASSY 1

6. Applicable Serial No. and Color Code

See the Serial No list on next page.

Engine Serial No.

Color
Code

0098 LOW GLOSS BLACK LGB

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

Color Name

Abbrevi-

ation

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 Q’TY REMARKS

2F5−83310−60 FRONT FLASHER LIGHT ASSY 2

115−83311−60 .BULB (6V−18W) 1

Engine Serial No.

7WE1

7WE3

This parts catalogue is related to the parts for the models in the list below.

MODEL CODE

MODEL NAME SPECIFICATION

(OUT LINE

) ENGINE SERIAL NO

MK300A2B STRAIGHT SHAFT 7WE−0100101

MK300A2E STRAIGHT SHAFT,CYCLONE 7WE−0120101

KORLER SPEC

931601

931602

7WE2 MK300E2B THREAD SHAFT 7WE−0200101 931604

MK300K2B−60 TAPER SHAFT 7WE−0300101

MK300K2BU−60 TAPER SHAFT 7WE−0330101

931603

931611

7WE4 MK300Br2B/6 1:6 Reduction 7WE−0400101 931605

7WE5 MK300Br2B 1:2 Reduction 7WE−0500101 931606

931608

931609

931610

7WF1

MK300A3BQ STRAIGHT SHAFT,10A COIL 7WF−0100101

MK300A9BQ STRAIGHT SHAFT,10A COIL 7WF−0120101

MK300A3BR STRAIGHT SHAFT,18A COIL 7WF−0140101

NO

7WF3 MK300K3BQ−60 TAPER SHAFT,10A COIL 7WF−0300101 931607

941601

941602

941620

7WG1

MK360A2B STRAIGHT SHAFT 7WG−0100101

MK360A2E STRAIGHT SHAFT,CYCLONE 7WG−0130101

MK360A2B−PW STRAIGHT SHAFT 7WG−0150101

7WG2 MK360E2B THREAD SHAFT 7WG−0200101 941604

This par ts catalogue is r el ated to the par ts for t he models in the list below.

MODEL CODE MODEL NAME SPECIFICATION

(OUT LINE)

ENGINE SERIAL NO KOHLER SPEC NO

MK360K2B−60 TAPER SHAFT 7WG−0300101 941603

7WG3

MK360K2B−50 TAPER SHAFT 7WG−0330101 941611

MK360K−TORO TAPER SHAFT 7WG−0350101 941621

7WG4 MK360Br2B/6 1:6 REDUCTION 7WG−0400101 941605

7WG5 MK360Br2B 1:2 REDUCTION 7WG−0500101 941606

MK360A3BQ STRAIGHT SHAFT,10A COIL 7WH−0100101 941608

7WH1

MK360A9BQ STRAIGHT SHAFT,10A COIL 7WH−0120101 941609

MK360A3BR STRAIGHT SHAFT,18A COIL 7WH−0140101 941610

MK360K3BQ−60 TAPER SHAFT,10A COIL 7WH−0300101 941607

MK360K3BQ−50 TAPER SHAFT,10A COIL 7WH−0320101 941612

7WH3

MK360K3BU−60 TAPER SHAFT 7WH−0340101 941616

MK360K3BN−60 TAPER SHAFT 7WH−0360101 941617

MK360K9BQU TAPER SHAFT,10A COIL 7WH−0380101 941618

MK360K3−JD TAPER SHAFT 7WH−0370101 941622

CONTENTS

CYLINDER 1.........................................

CRANKSHAFT 2......................................

CRANKSHAFT. PISTON 3..............................

CRANKSHAFT. PISTON 2 4............................

GOVERNOR 1 6......................................

GOVERNOR 2 8......................................

CAMSHAFT. VALVE 10.................................

AIR SHROUD. STARTER 11.............................

INTAKE 1 12...........................................

INTAKE 2 13...........................................

INTAKE 3 14...........................................

CARBURETOR 1 16....................................

CARBURETOR 2 17....................................

CARBURETOR 3 19....................................

EXHAUST 21..........................................

CRANKCASE COVER 1 22..............................

CRANKCASE COVER 2 24..............................

BRACKET 1 26........................................

FUEL TANK 27........................................

FUEL PUMP 28........................................

MAGNETO 1 29........................................

MAGNETO 2 30........................................

STARTING MOTOR 31..................................

ELECTRICAL 1 32.....................................

ELECTRICAL 2 33.....................................

ELECTRICAL 3 34.....................................

EMBLEM. LABEL 36....................................

BODY FITTING 37.....................................

INDEX

NUMERICAL INDEX 38.................................

FIG. 1 CYLINDER

REF.
NO.

10 95827−06035 BOLT, FLANGE 2 2 2 2 2 UR

PART NO. DESCRIPTION REMARKS

17WE−11111−00 HEAD, CYLINDER 1 1 1

7WG−11111−00 HEAD, CYLINDER 1 1 1 1

27WE−11181−00 GASKET, CYLINDER HEAD 1 1 1

7WG−11181−00 GASKET, CYLINDER HEAD 1 1 1 1

3 95817−10070 BOLT, FLANGE 4 4 4 4 4

4 99530−14016 PIN, DOWEL 2 2 2 2 2

5 95627−08618 BOLT, STUD 2 2 2 2 2

6 94702−00331 PLUG, SPARK (NGK BPR4ES) 1 1 1 1 1

77WG−11190−00 COVER, CYLINDER HEAD 1 1 1 1 1 1

8JN6−11193−00 GASKET, HEAD COVER 1 1 1 1 1 1

9 95827−06030 BOLT, FLANGE 2 2 2 2 2 UR

95827−06030 BOLT, FLANGE 3 UR FOR 941621

300

300R

360

360R

7WH3

95827−06030 BOLT, FLANGE 2 2 2 FOR 931602,941602,

95827−06035 BOLT, FLANGE 1 UR FOR 941621

11 7 RH−11166−00 PIPE, BREATHER 1 1 1 1 1 1 UR

7RK−11166−00 PIPE, BREATHER 1 1 1 UR FOR 931602,941602

12 90467−14117 CLIP 2 2 FOR 931602,941602

13 95607−08720 BOLT, STUD 2 2 2 2 2 UR

95607−08700 BOLT, STUD 2 2 2 FOR 931602,941602,

941618,941622

EXCEPT FOR 941621

941618,941621,941622

1

FIG. 2 CRANKSHAFT

REF.
NO.

PART NO. DESCRIPTION REMARKS

17WG−11400−00 CRANKSHAFT ASSY 1 1 STRAIGHT SHAFT

7WG−11400−20 CRANKSHAFT ASSY 1 1 THREAD SHAFT

7WG−11400−40 CRANKSHAFT ASSY 1 1 1 TAPER SHAFT

7WG−11400−50 CRANKSHAFT ASSY 1 1 1:2 REDUCTION

7WG−11400−10 CRANKSHAFT ASSY 1 1 1:6 REDUCTION

2 90282−06037 KEY, STRAIGHT (6.3 MM) 1 1 FOR STRAIGHT SHAFT

300

300R

360

360R

7WH3

2

FIG. 3 CRANKSHAFT. PISTON

REF.
NO.

PART NO. DESCRIPTION REMARKS

17RH−11631−00−A0 PISTON (STD) 1 1

JN6−11631−00−A0 PISTON (STD) 1

7RH−11635−00 PI STON (0.25MM O/S) 1 1 AP

JN6−11635−00 PISTON (0.25MM O/S) 1 AP

7RH−11636−00 PI STON (0.50MM O/S) 1 1 AP

JN6−11636−00 PISTON (0.50MM O/S) 1 AP

27RH−11603−00 PISTON RING SET (STD) 1 1

JN6−11610−00 PISTON RING SET (STD) 1

7RH−11604−00 PI STON RING SET (0.25MM O/S) 1 1 AP

JN6−11610−10 PISTON RING SET (0.25MM O/S) 1 AP

7RH−11605−00 PI STON RING SET (0.50MM O/S) 1 1 AP

JN6−11610−20 PISTON RING SET (0.50MM O/S) 1 AP

3 447−11633−00 PIN, PISTON 1

583−11633−00 PIN, PISTON 1 1

4 93450−21053 CIRCLIP 2 2 2

300

300R

360

360R

7WH3

5JN6−11650−00 CONNECTING ROD ASSY 1 1 1

6JN6−11654−00 .BOLT, CONNECTING ROD 2 2 2

77WG−11454−00 WEIGHT 1 1 1 1

87RK−11561−00 SHIM, CRANK 1 (0.1T) 1 1 1 UN

7JY−11561−01 SHIM, CRANK (0.2T) 1 1 UN

7JY−11561−11 SHIM, CRANK (0.3T) 1 1 UN

7JY−11561−21 SHIM, CRANK (0.4T) 1 1 UN

FOR THREAD SHAFT

FOR THREAD SHAFT

FOR THREAD SHAFT

FOR THREAD SHAFT

3

FIG. 4 CRANKSHAFT. PISTON 2

REF.
NO.

PART NO. DESCRIPTION REMARKS

17RH−11631−00−A0 PISTON (STD) 1

JN6−11631−00−A0 PISTON (STD) 1

7RH−11635−00 PI STON (0.25MM O/S) 1 AP

JN6−11635−00 PISTON (0.25MM O/S) 1 AP

7RH−11636−00 PI STON (0.50MM O/S) 1 AP

JN6−11636−00 PISTON (0.50MM O/S) 1 AP

27RH−11603−00 PISTON RING SET (STD) 1

JN6−11610−00 PISTON RING SET (STD) 1

7RH−11604−00 PI STON RING SET (0.25MM O/S) 1 AP

JN6−11610−10 PISTON RING SET (0.25MM O/S) 1 AP

7RH−11605−00 PI STON RING SET (0.50MM O/S) 1 AP

JN6−11610−20 PISTON RING SET (0.50MM O/S) 1 AP

3 447−11633−00 PIN, PISTON 1

583−11633−00 PIN, PISTON 1

4 93450−21053 CIRCLIP 2 2

300

300R

360

360R

7WH3

5JN6−11650−00 CONNECTING ROD ASSY 1 1

6JN6−11654−00 .BOLT, CONNECTING ROD 2 2

77WG−11454−00 WEIGHT 1 1 1

87RK−11434−00 GEAR, CRANK SHAFT 1 1 1:2 REDUCTION

7UR−11434−00 GEAR, CRANK SHAFT 1 1 1:6 REDUCTION

9 90282−07021 KEY, STRAIGHT 1 1 1:2 REDUCTION

10 7RK−11557−00 WASHER 1 1 1 1:2 REDUCTION

7UR−11557−00 WASHER 1 1 1 1:6 REDUCTION

11 90105−10445 BOLT, WASHER BASED 1 1 1:2 REDUCTION

95817−08025 BOLT, FLANGE 1 1 1:6 REDUCTION

12 7RK−11455−00 SHAFT 1 1 1 1:2 REDUCTION

7UR−11406−00 SHAFT ASSY 1 1 1:6 REDUCTION

4

FIG. 4 CRANKSHAFT. PISTON 2

REF.
NO.

13 7RK−11465−00 SHAFT 2 1 1 1:2 REDUCTION

14 90282−07061 KEY, STRAIGHT (7.0 MM) 1 1 1:2 REDUCTION

PART NO. DESCRIPTION REMARKS

7UR−11465−00 SHAFT 2 1 1 1:6 REDUCTION

90282−06037 KEY, STRAIGHT (6.3 MM) 1 1 1:6 REDUCTION

300

300R

360

360R

7WH3

5

FIG. 5 GOVERNOR 1 (EXCEPT FOR 941621 TORO)

REF.
NO.

10 90468−12006 CLIP 1 1 1 1

11 7 RK−11924−10 ARM, GOVERNOR 1 1 1 1

12 97027−06030 BOLT 1 1 1 1

13 92907−06600 WASHER, PLATE 1 1 1 1

14 90173−06017 NUT, SQUARE 1 1 1 1

15 7RH−11928−00 ROD, LINK 1 1 1 1

PART NO. DESCRIPTION REMARKS

17RH−11970−00 FLYWEIGHT SHAFT ASSY. 1 1 1 1

27RH−11913−00 .WEIGHT 3 3 3 3

3 7FK−11914−00 .SHAFT, WEIGHT 3 3 3 3

4 90201−065K7 WASHER, PLATE 1 1 1 1

5 93440−06107 CIRCLIP 1 1 1 1

6 90201−067L0 WASHER, PLATE 1 1 1 1

7 7KY−1 1917−00 COLLAR 1 1 1 1

87RH−11922−00 FORK, GOVERNOR 1 1 1 1

9 90201−08092 WASHER, PLATE 2 2 2 2

300

300R

360

360R

7WH3

16 90506−04458 SPRING, TENSION 1 1 1 1

17 7RK−41240−02 THROTTLE LEVER COMP. 1 1 1 1 UR

7RK−11950−11 ADJUST PLATE COMP. 1 1 FOR 931603,931607,

18 98507−05025 .SCREW, PAN HEAD 1 1 1 1 UR

98507−05030 .SCREW, PAN HEAD 1 1 FOR 931603,931607,

19 90501−090A8 .SPRING, COMPRESSION 1 1 1 1

20 90183−06036 NUT, SPRING 1 1 FOR REMOTE

21 7RK−11925−01 SPRING, GOVERNOR 1 1 1 1 UR

7RK−11925−20 SPRING, GOVERNOR 1 1 FOR 931603,931607,

22 77Y−11950−01 HOLDER, WIRE 1 1 1 1

23 90153−05003 SCREW, HEXAGON 1 1 1 1

24 7UH−11932−00 SETTER, WIRE 1 1 1 1

931611,941603,941611

931611,941603,941611

CONTROL

931611,941603,941611

6

FIG. 5 GOVERNOR 1 (EXCEPT FOR 941621 TORO)

REF.
NO.

25 98507−04006 SCREW, PAN HEAD 1 1 1 1

26 99001−04600 CIRCLIP 1 1 1 1

PART NO. DESCRIPTION REMARKS

300

300R

360

360R

7WH3

7

FIG. 6 GOVERNOR 2

REF.
NO.

10 90468−12006 CLIP 1

PART NO. DESCRIPTION REMARKS

17RH−11970−00 FLYWEIGHT SHAFT ASSY. 1

27RH−11913−00 .WEIGHT 3

3 7FK−11914−00 .SHAFT, WEIGHT 3

4 90201−065K7 WASHER, PLATE 1

5 93440−06107 CIRCLIP 1

6 90201−067L0 WASHER, PLATE 1

7 7KY−1 1917−00 COLLAR 1

87RH−11922−00 FORK, GOVERNOR 1

9 90201−08092 WASHER, PLATE 2

300

300R

360

360R

7WH3

11 7 RK−11924−10 ARM, GOVERNOR 1 FOR 941607,941612,

7RH−11901−00 GOVERNOR ASSY 1 UR FOR 941618,941622

12 97027−06030 BOLT 1

13 92907−06600 WASHER, PLATE 1

14 90173−06017 NUT, SQUARE 1

15 7RH−11928−00 ROD, LINK 1

16 90506−04458 SPRING, TENSION 1

17 7RK−11950−11 ADJUST PLATE COMP. 1 FOR 941607,941612,

7RK−41240−02 THROTTLE LEVER COMP. 1 UR FOR 941617

18 98507−05030 .SCREW, PAN HEAD 1 FOR 941607,941612,

98507−05025 .SCREW, PAN HEAD 1 UR FOR 941617

19 90501−090A8 .SPRING, COMPRESSION 1

20 73A−11941−00 STAY 1 FOR 941618,941622

21 73A−11931−00 LEVER 1 FOR 941618,941622

22 98507−06035 SCREW, PAN HEAD 1 FOR 941618,941622

23 90501−10264 SPRING, COMPRESSION 1 FOR 941618,941622

24 90183−06036 NUT, SPRING 1 FOR 941607,941612,

941616,941617

941616,

941616

941616,941617

8