YAMAHA YP40TA, YP30TA, YP20TA PARTS CATALOGUE

YP20TA

YP30TA

YP40TA

(Q9C4)

(Q9C5)

(Q9C6)

1A9C4-100E1

( )

YP20TA

YP30TA/YP40TA

PARTS CATALOGUE ©2002 by Yamaha Motor Co., Ltd.

1st edition, December 2002 All rights reserved.

Any reprinting or unauthorized use 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) 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 Yamaha Parts News.

It is advisable that you make the 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” 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.

PART NO.	DESCRIPTION	Q’TY REMARKS
2F5–83310–60	FRONT FLASHER LIGHT ASSY	2
115–83311–60	.BULB (6V–18W)	1

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

PART NO.	DESCRIPTION	Q’TY	REMARKS
2N4–24110–00–X5	FUEL TANK COMP.	2	MXR
3J1–24240–10	.GRAPHIC, FUEL TANK	1	FOR MXR

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.

FOREWORD

7. Applicable Serial No.		9. Applicable Starting Serial No.
	Frame Serial No.		Frame Serial No.
			Serial No.	Name Of Q’ty Column	Model Code
			Q9C4-400101	YP20TA	Q9C4
			Q9C5-500101	YP30TA	Q9C5
			Q9C6-600101	YP40TA	Q9C6

8. Applicable Colour Code

Abbreviation	Colour Name	Colour Code
FWB	FARAWAY BLUE	00NJ

CYLINDER HEAD 1 (YP20TA)...............................................	1
CRANKSHAFT. PISTON 1 (YP20TA)....................................	2
GOVERNOR 1 (YP20TA).....................................................	3
CAMSHAFT.VALVE 1 (YP20TA)..........................................	4
AIR SHROUD. STARTER 1 (YP20TA)..................................	5
INTAKE 1 (YP20TA).............................................................	6
CARBURETOR 1 (YP20TA)...................................................	7
EXHAUST 1 (YP20TA).........................................................	8
CRANKCASE 1 (YP20TA)....................................................	9
FUEL TANK 1 (YP20TA)........................................................	10
T.C.I.MAGNETO 1 (YP20TA).................................................	11
ELECTRICAL 1 (YP20TA)......................................................	12
WATER PUMP 1 (YP20TA)....................................................	13
CYLINDER HEAD 2 (YP30TA) .............................................	15
CRANKSHAFT. PISTON 2 (YP30TA)....................................	16
GOVERNOR 2 (YP30TA).......................................................	17
CAMSHAFT. VALVE 2 (YP30TA)...........................................	18
AIR SHROUD. STARTER 2 (YP30TA)...................................	19
INTAKE 2 (YP30TA).............................................................	20
CARBURETOR 2 (YP30TA)...................................................	21
EXHAUST 2 (YP30TA)..........................................................	22
CRANKCASE 2 (YP30TA)....................................................	23
FUEL TANK 2 (YP30TA).......................................................	24
T.C.I.MAGNETO 2 (YP30TA)...............................................	25
ELECTRICAL 2 (YP30TA).....................................................	26
WATER PUMP 2 (YP30TA)....................................................	27
CYLINDER HEAD 3 (YP40TA)...............................................	29
CRANKSHAFT. PISTON 3 (YP40TA)....................................	30
GOVERNOR 3 (YP40TA).......................................................	31
CAMSHAFT. VALVE 3 (YP40TA)..........................................	32
AIR SHROUD. STARTER 3 (YP40TA).................................	33
INTAKE 3 (YP40TA).............................................................	34
CARBURETOR 3 (YP40TA)..................................................	35
EXHAUST 3 (YP40TA).........................................................	36
CRANKCASE 3 (YP40TA)...................................................	37
FUEL TANK 3 (YP40TA).......................................................	38
T.C.I.MAGNETO 3 (YP40TA)...........................................	39
ELECTRICAL 3 (YP40TA).....................................................	40
WATER PUMP 3 (YP40TA)....................................................	41

CONTENTS

INDEX

NUMERICAL INDEX .............................................................

44

FIG. 1 CYLINDER HEAD 1 (YP20TA)

REF.								PART NO.																		DESCRIPTION																																			YP20				YP30				YP40												REMARKS
NO.
1				7WC–11111–00																	HEAD, CYLINDER 1																																								1
2				95607–06615																	BOLT, STUD																																								2
3				90116–06493																	BOLT, STUD																																								2
4				7WC–11181–00																	GASKET, CYLINDER HEAD 1																																								1
5				95827–08065																	BOLT, FLANGE																																								2
6				95827–08045																	BOLT, FLANGE																																								2
7				99510–10114																	PIN, DOWEL																																								2
8				94702–00331																	PLUG, SPARK (NGK BPR4ES)																																								1
9				7NJ–11191–00																	COVER, CYLINDER HEAD 1																																								1
10				7NJ–11160–00																	BREATHER ASSY																																								1
11				90445–131J5																	HOSE (L106)																																								1
12				7NJ–11169–00																	GASKET, BREATHER COVER																																								1
13				7NJ–11193–00																	GASKET, HEAD COVER 1																																								1
14				95827–06012																	BOLT, FLANGE																																								4

1

FIG. 2 CRANKSHAFT. PISTON 1 (YP20TA)

REF.

PART NO.

DESCRIPTION

YP20

YP30

YP40

REMARKS

NO.

1

7NN–11400–60

CRANKSHAFT ASSY

1

2

7NJ–11650–00

CONNECTING ROD ASSY

1

3

JA9–11654–01

.BOLT, CONNECTING ROD

2

4

7NJ–11631–00–98

PISTON (STD)

1

7NJ–11635–00

PISTON (0.25MM O/S)

1

AP

7NJ–11636–00

PISTON (0.50MM O/S)

1

AP

5

7WC–11610–00

PISTON RING SET (STD)

1

7WC–11604–00

PISTON RING SET (0.25MM O/S)

1

AP

7WC–11605–00

PISTON RING SET (0.50MM O/S)

1

AP

6

4H7–11633–00

PIN, PISTON

1

7

93450–17025

CIRCLIP

2

8

7G4–11561–00

SHIM,CRANK 1 (T=0.1)

1

UN

7G4–11561–10

SHIM, CRANK 1 (T=0.2)

1

UN

7G4–11561–20

SHIM, CRANK 1 (T=0.3)

1

UN

2

FIG.						3 GOVERNOR 1 (YP20TA)
REF.								PART NO.																		DESCRIPTION																																			YP20				YP30				YP40												REMARKS
NO.
1				7NJ–11970–00																	FLYWEIGHT SHAFT ASSY.																																								1
2				7NJ–11913–00																	.WEIGHT																																								2
3				7FK–11914–00																	.SHAFT, WEIGHT																																								2
4				90201–065K7																	WASHER, PLATE																																								1
5				93440–06107																	CIRCLIP																																								1
6				90201–065K7																	WASHER, PLATE																																								1
7				JA9–11917–00																	COLLAR																																								1
8				7NJ–11922–00																	FORK, GOVERNOR																																								1
9				92907–06200																	WASHER																																								1
10				90468–18008																	CLIP																																								1
11				7NN–11924–00																	ARM, GOVERNOR																																								1
12				97027–06030																	BOLT																																								1
13				92907–06600																	WASHER, PLATE																																								1
14				90173–06017																	NUT, SQUARE																																								1
15				7LV–11928–10																	ROD, LINK																																								1
16				90506–04495																	SPRING, TENSION																																								1
17				7NN–41240–10																	THROTTLE LEVER COMP.																																								1
18				98507–05025																	.SCREW, PAN HEAD																																								1
19				90501–090A8																	.SPRING, COMPRESSION																																								1
20				77Y–11950–01																	.HOLDER, WIRE																																								1
21				98507–05012																	.SCREW, PAN HEAD																																								1
22				90506–07412																	.SPRING, TENSION																																								1
23				7NN–11925–00																	SPRING, GOVERNOR																																								1

3

FIG.						4 CAMSHAFT.VALVE 1 (YP20TA)
REF.								PART NO.																		DESCRIPTION																																			YP20				YP30				YP40												REMARKS
NO.
1				7NJ–12170–03																	CAMSHAFT ASSY 1																																								1
2				7NJ–12287–00																	.SPRING, DECOMPRESSION																																								1
3				7NJ–12111–00																	VALVE, INTAKE																																								1
4				7NJ–12121–00																	VALVE, EXHAUST																																								1
5				7WC–12153–00																	LIFTER, VALVE																																								2																			UR
				JA9–12153–10																	LIFTER, VALVE																																								2																			UR
6				90501–205J4																	SPRING, COMPRESSION																																								2
7				7NJ–12117–00																	RETAINER, VALVE SPRING																																								2
8				7NJ–12118–00																	COTTER, VALVE																																								2
9				7NN–12151–00																	ARM, VALVE ROCKER																																								2
10				7NN–12165–02																	PIVOT, ROCKER ARM																																								2
11				7FK–12157–00																	BOLT																																								2
12				7FK–12158–00																	NUT, LOCK																																								2
13				7NJ–12155–01																	GUIDE, PUSH ROD																																								1
14				7NJ–12154–00																	ROD, VALVE PUSH																																								2
15				51Y–12119–00																	SEAL, VALVE STEM																																								1

4

FIG. 5 AIR SHROUD. STARTER 1 (YP20TA)

REF.								PART NO.																		DESCRIPTION																																			YP20				YP30				YP40												REMARKS
NO.
1				7NJ–12621–00																	CASE, FAN																																								1
2				95807–06012																	BOLT, FLANGE																																								4
3				7NJ–12651–02																	AIR SHROUD, CYLINDER 1																																								1
4				95807–06012																	BOLT, FLANGE																																								1
5				7NJ–15710–01																	STARTER ASSY																																								1
6				7NJ–15711–00																	.CASE, STARTER																																								1
7				JL8–15714–00																	.DRUM, SHEAVE																																								1
8				JL8–15741–00																	.PAWL, DRIVE																																								2
9				JL8–15716–00																	.PLATE, DRIVE																																								1
10				7NJ–15713–00																	.SPRING, STARTER																																								1
11				JL8–15715–00																	.SPRING, FRICTION																																								1
12				JK4–15743–00																	.SPRING, RETURN																																								2
13				7NJ–15793–00																	.SCREW																																								1
14				7NJ–15751–01																	.ROPE, STARTER (5.0X1500)																																								1
15				7LV–15755–00																	.HANDLE, STARTER																																								1
16				95807–06008																	BOLT, FLANGE																																								3
17				7NJ–15723–00																	PULLEY, STARTER																																								1
18				7NN–12629–00																	EMBLEM (MZ175)																																								1

5

FIG.						6 INTAKE 1 (YP20TA)
REF.								PART NO.																		DESCRIPTION																																			YP20				YP30				YP40												REMARKS
NO.
1				7NJ–13596–00																	JOINT, CARBURETOR 2																																								1
2				7NJ–13557–00																	GASKET																																								2
3				7NJ–13567–00																	GASKET																																								1
4				7NJ–14411–00																	CASE, AIR CLEANER 1																																								1
5				7NJ–14412–00																	CAP, CLEANER CASE 1																																								1
6				7NJ–14468–00																	PLATE,ELEMENT FITTING																																								1
7				7NJ–14451–00																	ELEMENT, AIR CLEANER																																								1
8				90146–06014																	SCREW, OVAL FILLISTER																																								2
9				7NB–14477–00																	PLATE																																								1
10				95707–06500																	NUT, FLANGE																																								2
11				95807–06016																	BOLT, FLANGE																																								1

6

FIG.						7 CARBURETOR 1 (YP20TA)
REF.								PART NO.																		DESCRIPTION																																			YP20				YP30				YP40												REMARKS
NO.
1				7NJ–14101–10																	CARBURETOR ASSY 1																																								1
2				7LG–14185–00																	.FLOAT																																								1
3				22F–14186–00																	.PIN, FLOAT																																								1
4				7NJ–1495F–1A																	.NOZZLE, MAIN																																								1
5				7G0–14184–00																	.GASKET, FLOAT CHAMBER																																								1
6				7EG–14181–00																	.BODY, FLOAT CHAMBER 1																																								1
7				7G0–14227–00																	.WASHER																																								1
8				78F–14486–00																	.SCREW, ROD																																								2
9				73A–14212–00																	.SPRING																																								2
10				7NJ–14211–00																	.SCREW, PILOT ADJUSTING																																								1
11				7EG–14159–00																	.CLIP																																								1
12				7LG–14150–11																	.NEEDLE ASSY																																								1
13				1HX–1423E–36–A0																	.JET, MAIN (#91.3)																																								1
14				620–1414J–16–A0																	.JET, PILOT (#41.3)																																								1
15				7NJ–14162–00																	.BOLT, HOLDING																																								1
16				73A–14212–00																	.SPRING																																								1
17				7E1–14191–00																	.PLUG, DRAIN																																								1
18				7LV–14118–00																	.CAP																																								1
19				90072–15704																	.SCREW																																								2

7

FIG.						8 EXHAUST 1 (YP20TA)
REF.								PART NO.																		DESCRIPTION																																			YP20				YP30				YP40												REMARKS
NO.
1				7NN–14721–05																	MUFFLER 2																																								1
2				7LL–14786–00																	ARRESTER, SPARK																																								1
3				7NJ–14799–01																	CAP																																								1
4				7NJ–14788–00																	BAND, SILENCER																																								1
5				7NJ–1479E–00																	NET, WIRE 2																																								1
6				90153–05024																	SCREW, HEXAGON																																								1
7				7NN–14708–01																	PROTECTOR ASSY																																								1
8				97027–06010																	BOLT																																								4
9				92907–06600																	WASHER, PLATE																																								4
10				95827–06016																	BOLT, FLANGE																																								1
11				90201–06071																	WASHER, PLATE																																								1
12				95307–06600																	NUT																																								2
13				JA9–14613–00																	GASKET, EXHAUST PIPE																																								1

8

FIG.						9 CRANKCASE 1 (YP20TA)
REF.								PART NO.																		DESCRIPTION																																			YP20				YP30				YP40												REMARKS
NO.
1				7WC–15111–10																	CRANKCASE 1																																								1
2				93306–20511																	BEARING																																								1
3				93102–25090																	OIL SEAL																																								1
4				93104–06062																	OIL SEAL																																								1
5				95027–10016																	BOLT, FLANGE																																								2
6				90430–10188																	GASKET																																								2
7				99530–08016																	PIN, DOWEL																																								2
8				7NN–15411–01																	COVER, CRANKCASE 1(M8X1.25)																																								1
9				7FK–11971–00																	SHAFT, FLYWEIGHT																																								1
10				93306–20511																	BEARING																																								1
11				93102–25448																	OIL SEAL																																								1
12				7NJ–15451–00																	GASKET, CRANKCASE COVER 1																																								1
13				95827–08035																	BOLT, FLANGE																																								6
14				7NN–15362–00																	PLUG, OIL LEVEL																																								1
15				90430–17002																	GASKET																																								1
16				1G8–15362–00																	PLUG, OIL LEVEL																																								1
17				93210–13657																	O-RING																																								1

9

FIG. 10 FUEL TANK 1 (YP20TA)

REF.								PART NO.																		DESCRIPTION																																			YP20				YP30				YP40												REMARKS
NO.
1				7NN–24110–01–NJ																	FUEL TANK COMP.																																								1																			FWB
2				7T9–24610–00																	CAP ASSY																																								1
3				7T9–24612–00																	.GASKET, CAP																																								1
4				730–24167–10																	STRAINER																																								1
5				95827–06012																	BOLT, FLANGE																																								4
6				7NN–24115–00																	STAY, FUEL TANK 1																																								1
7				7NN–24116–00																	STAY, FUEL TANK 2																																								1
8				90338–05251																	PLUG																																								3
9				95827–08020																	BOLT, FLANGE																																								4
10				90201–08102																	WASHER, PLATE																																								3
11				7NN–24311–00																	PIPE, FUEL 1																																								1
12				90467–09037																	CLIP																																								2
13				7TA–24162–10																	EMBLEM 2 (WARNING)																																								1
14				7XN–2179R–00																	PLATE, EPA 2 (CALIFORNIA)																																								1
15				7NJ–24500–01																	FUEL COCK ASSY 1																																								1
16				7J3–24521–00																	.CUP, FILTER																																								1
17				4X8–24565–00																	.GASKET																																								1
18				7NJ–24534–00																	.SEAL, COCK																																								1
19				7NJ–24532–00																	.GASKET																																								1
20				7NJ–24515–01																	.NET, FILTER 2																																								1
21				2T4–28100–01																	TOOL KIT																																								1

10

FIG.					11 T.C.I.MAGNETO 1 (YP20TA)
REF.								PART NO.																		DESCRIPTION																																			YP20				YP30				YP40												REMARKS
NO.
1				7NN–85650–00																	ROTOR ASSY																																								1
2				7NN–85640–01																	T.C.I. UNIT ASSY																																								1
3				95827–06020																	BOLT, FLANGE																																								2
4				90170–14403																	NUT																																								1
5				92907–14200																	WASHER																																								1
6				90280–04052																	KEY, WOODRUFF																																								1
7				JN6–82370–00																	PLUG CAP ASSY																																								1
8				7NJ–85720–02																	OIL LEVEL GAUGE ASSY																																								1
9				95827–06012																	BOLT, FLANGE																																								3
10				7NJ–85724–00																	CLAMP																																								1

11