Briggs & Stratton 21A900 User Manual

Illustrated Parts List

Model Series

21A900

TYPE NUMBERS

0101 through 0199.

TABLE OF CONTENTS

Air Cleaner 7. . . . . . . . . . . . . . . . . . . . . . . . .

Alternator 10. . . . . . . . . . . . . . . . . . . . . . . . . .

Blower Housing 7. . . . . . . . . . . . . . . . . . . . .

Camshaft 3. . . . . . . . . . . . . . . . . . . . . . . . . . .

Carburetor 5, 6. . . . . . . . . . . . . . . . . . . . . . . . . .

Controls 9. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Crankshaft 3. . . . . . . . . . . . . . . . . . . . . . . . .

Cylinder 2. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Cylinder Head 4. . . . . . . . . . . . . . . . . . . . . .

Electric Starter 8. . . . . . . . . . . . . . . . . . . . . .

Engine Sump 2. . . . . . . . . . . . . . . . . . . . . . .

Exhaust System 7. . . . . . . . . . . . . . . . . . . .

Flywheel 8. . . . . . . . . . . . . . . . . . . . . . . . . . .

Fuel Supply 9. . . . . . . . . . . . . . . . . . . . . . . . .

Gasket Set − Engine 4. . . . . . . . . . . . . . . . .

Gasket Set − Valve 4. . . . . . . . . . . . . . . . . .

Governor Spring 9. . . . . . . . . . . . . . . . . . . .

Ignition 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Intake Manifold 4. . . . . . . . . . . . . . . . . . . . .

Kit − Carburetor Overhaul 5. . . . . . . . . . . .

Lubrication 3. . . . . . . . . . . . . . . . . . . . . . . . .

Operator’s Manual 2. . . . . . . . . . . . . . . . . .

Piston, Rings, Connecting Rod 3. . . . . . .

Rewind Starter 8. . . . . . . . . . . . . . . . . . . . . .

Valves 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Warning Label 2. . . . . . . . . . . . . . . . . . . . . .

REPLACES FORM MS−5069−02/07/08

FILE IN SECT. 2 OF SERVICE MANUAL

FORM MS−5069−06/17/2008

21A900

PRINTED IN U.S.A.

All rights reserved. No part of this material may be reproduced or transmitted,
in any form or by any means, electronic or mechanical, including photocopying,
recording or by any information storage and retrieval system, without permission
in writing from Briggs & Stratton Corporation.

COPYRIGHT by BRIGGS & STRATTON CORPORATION

21A900

1058 OPERATOR’S MANUAL

1

2

3

1319 WARNING LABEL

REQUIRED when replacing parts
with warning labels affixed.

11

10

584

9

1264

1263

552

691

850

306

307

718

22

15

4

12

20

1024

965

750

943

1024A

4A

12

1017

20

415

1027

239

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−2 Assemblies include all parts shown in frames. 06/17/2008

2

21A900

847

523

842

525

25

26

24

27

28

27

29

32

16

46

45

146

524

357

758

757

741

43

1270

759

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−3 Assemblies include all parts shown in frames. 06/17/2008

3

21A900

45

1026

914

1023

635

383

1022

337

705

14

13

5

192

1029

1034

830

1022

883

50

617

238

34

42

36

33

42

7

617

51

42

35

51

654

53

868

850

1095 VALVE GASKET SET

7

51

868

1022

54

358 ENGINE GASKET SET

3

12

7

20

51

524

9

617

691

842

868

883

943

1022

1266

1266A

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−4 Assemblies include all parts shown in frames. 06/17/2008

4

21A900

125

131

130

95

987

93

51

LMT / PART
NUMBER
LOCATIONS

133

142

104

105

141

See text
for correct
Choke
Shaft Kit.

141B

See text
for correct
Choke
Shaft Kit.

98

127

106

94

1091

141

634

141B

692

633

143

108

108

51

93

95

975

137

276

950

121 CARBURETOR OVERHAUL KIT

104

105

106

127

977 CARBURETOR GASKET SET

51

WALBRO

137

142

276

137

617

634

987

1266

1266A

276

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−5 Assemblies include all parts shown in frames. 06/17/2008

5

21A900

125A

131A

130A

975A

95A

987A

51

137A

133A

141A

634A

105A

104A

108A

98A

127A

135A

137A

117 118

94A

1091

137A

51

95A

104A

1127

121A CARBURETOR OVERHAUL KIT

105A

127A

617

977A CARBURETOR GASKET SET

51

NIKKI

137A

634A

137A

987A

1266

1266A

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−6 Assemblies include all parts shown in frames. 06/17/2008

6

21A900

864

883

823

305A

305

1397

1040

304

431

1266

1266A

643

1040A

1036 EMISSIONS LABEL

1267

967

445

968

300

883

613A

81

613

832

823

884

836

676

677

300A

883

613B

676A

677

81

613B

300B

613

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−7 Assemblies include all parts shown in frames. 06/17/2008

7

21A900

1070

1005B

1005A

415A

73A

1070A

1005

75

74

78

73

37

1044

309

1051

510

783

513

579

37A

797

801

544

803

1090

802

311

310

729A

697

78A

729B

363

23

23A

455

1051

783

608

55

56

57

459

456

689

597

65

58

60

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−8 Assemblies include all parts shown in frames. 06/17/2008

8

21A900

187

601

187B

187C

918

601

601

601

187A

958

601

527

601A

387

972

385

957

385A

387A

240

187B

240A

521

1054

356

356A

356B

356C

729

789

601

789A

269

268

616

271

404

270

614

202

227

562

232

216

505

222

209

188

621

559

559A

507

265

520

267

359

373

687

334

333

851

920

843

688

689A

1136

261

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−9 Assemblies include all parts shown in frames. 06/17/2008

9

21A900

DC ONLY

474A

877A 877B

578

NOTE: All stators use a No. mounting screw.
NOTE: The proper flywheel part number and/or the alternator magnet size will

determine the alternator type or output. See repair instruction manual
for additional information.

1119

DUAL

CIRCUIT

474B 474C

877

526A

501C

1059 10591059

878

526B

501B

5 − 9 AMP

526A

501A

10 − 16 AMP

474D

877C

578578

526B

501D

1059

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−10 Assemblies include all parts shown in frames. 06/17/2008

10

21A900

REF. PART REF. PART REF. PART

NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

1 697377 Cylinder Assembly
2 399265 Kit−Bushing/Seal

(Magneto Side)

3 K391086S Seal−Oil

(Magneto Side)

4 697106 Sump−Engine

(Used After Code Date

05100200).

−−−−−− Note −−−−−−
795940 Sump−Engine

(Used Before Code
Date 05100200).
Must Use Kit 795940,
Includes Sump And
Counterweight.

4A 697188 Sump−Engine

(Used After Code Date

05100200).
Used on Type No(s).
0101, 0105, 0115,
0119, 0121, 0122,
0129, 0156, 0157,
0165, 0172, 0173,
0176, 0178, 0179,
0180, 0186, 0187,
0188, 0189, 0190,
0191, 0192, 0195,
0197, 0198, 0199.

−−−−−− Note −−−−−−
795957 Sump−Engine

(Used Before Code
Date 05100200).
Used on Type No(s).
0101, 0105, 0115,
0119, 0121, 0122,
0129, 0156, 0157,
0165, 0172, 0173,
0176, 0178, 0179,
0180, 0186, 0187,
0188, 0189, 0190,
0191, 0192, 0195,
0197, 0198, 0199.
Must Use Kit 795957,
Includes Sump And
Counterweight.

5 792964 Head−Cylinder
7KΔ273280S Gasket−Cylinder Head
9 K697109 Gasket−Breather

(Used Before Code
Date 07071900).
(After Date Code Use
Liquid Sealant
Reference 850)

10 697157 Screw

(Breather Assembly)

11 794683 Tube−Breather

(Used After Code Date

07071800).

−−−−−− Note −−−−−−
697113 Tube−Breather

(Used Before Code
Date 07071900).

12 K697110 Gasket−Crankcase

(.015” Thick)
(Standard)

13 690360 Screw

(Cylinder Head)

14 790560 Stud

(Cylinder Head)

15 690946 Plug

16A 697390 Crankshaft

20 K791892 Seal−Oil

22 692125 Screw

23 693556 Flywheel

−Oil Drain

(3/8” Standard)

(PTO Side)

(Crankcase
Cover/Sump)

Used on Type No(s).
0115, 0137, 0157,

0192.

−−−−−− Note −−−−−−
693557 Flywheel

Used on Type No(s).
0145, 0147, 0150,
0159, 0176, 0191.
698281 Flywheel
Used on Type No(s).
0101, 0104, 0105,
0119, 0120, 0121,
0122, 0123, 0124,
0125, 0128, 0129,
0131, 0140, 0143,
0152, 0153, 0155,
0158, 0162, 0164,
0169, 0172, 0173,
0178, 0183, 0185,
0186, 0187.
698282 Flywheel
Used on Type No(s).
0113, 0133, 0154,
0156, 0165, 0167,
0179, 0180, 0189,
0195, 0197, 0198,

0199.
790924 Flywheel
Used on Type No(s).
0113, 0156, 0167.

23A 693555 Flywheel

(Rewind Starter)
Used on Type No(s).
0117, 0134, 0139,
0141, 0142, 0149,
0151, 0161, 0166,
0168, 0170, 0171,
0184, 0188, 0190.

−−−−−− Note −−−−−−
698283 Flywheel

(Rewind Starter)
Used on Type No(s).
0127, 0134, 0136,
0138, 0144.

24 222698S Key−Flywheel
25 792305 Piston Assembly

(Standard)

−−−−−− Note −−−−−−
792728 Piston

Assembly
(.020” Oversize)

26 792306 Ring Set

(Standard)

−−−−−− Note −−−−−−
792643 Ring Set

(.020” Oversize)

27 698469 Lock−Piston Pin

(Used After Code Date

02100300).

−−−−−− Note −−−−−−
698138 Lock−Piston

Pin
(Used Before Code
Date 02100400).

28 697099 Pin−Piston
29 791633 Rod−

32 791118 Screw

33 695760 Valve−Exhaust
34 695761 Valve−Intake
35 691279 Spring−Valve

Connecting

(Standard)

−−−−−− Note −−−−−−
697262 Rod−

Connecting
(.020” Undersize)
(Used Before Code
Date 05040400).

(Connecting Rod)

(Intake)

K Included in Engine Gasket Set−Ref. No. 358.
D Included in Carburetor Overhaul Kit−Ref. No. 121 or 121A.

z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.

Δ Included in Valve Gasket Set−Ref. No. 1095.

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−11 Assemblies include all parts shown in frames. 02/07/2008

11

21A900

REF. PART REF. PART REF. PART

NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

36 691279 Spring−Valve

(Exhaust)

37 697352 Guard−Flywheel

37A 697626 Guard−Flywheel

(Electric Start)
Used on Type No(s).
0117, 0127, 0134,
0136, 0138, 0139,
0141, 0142, 0144,
0149, 0151, 0161,
0166, 0168, 0170,
0171, 0176, 0184,
0188, 0190.

42 499586 Keeper−Valve
43 691968 Slinger−Governor/Oil
45 690564 Tappet−Valve
46 793880 Camshaft
50 697361 Manifold−Intake
51KD

zΔ692137 Gasket−Intake

53 690227 Stud

(Carburetor)

54 691148 Screw

(Intake Manifold)

55 695130 Housing−Rewind

Starter

56 695129 Pulley−Starter
57 695131 Spring−Rewind Starter
58 695132 Rope−Starter
60 494212 Grip−Starter Rope
65 690759 Screw

(Rewind Starter)
(Used After Code Date

07040800).

−−−−−− Note −−−−−−
697725 Screw

(Rewind Starter)
(Used Before Code
Date 07040900).

73 Screen−Rotating

(Service With Flywheel
Fan 794440)
(Used Before Code
Date 07040900).

73A 794437 Screen−Rotating

(Used After Code Date

07040800).

74 697897 Screw

(Rotating Screen)
(Used Before Code
Date 07040900).

75 690582 Washer

(Flywheel)

75 690582 Washer

(Flywheel)

K Included in Engine Gasket Set−Ref. No. 358.
D Included in Carburetor Overhaul Kit−Ref. No. 121 or 121A.

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−12 Assemblies include all parts shown in frames. 02/07/2008

78 691003 Screw

(Flywheel Guard)

78A 690364 Screw

(Flywheel
Guard)(Electric Start)

81 691178 Lock−Muffler Screw
93 D690602 Bushing−Throttle Shaft
94 498030 Kit−Idle Mixture

(Walbro)

94A 695425 Kit−Idle Mixture

(Nikki)

95 D691636 Screw

(Throttle Valve)
(Walbro)

95A D690718 Screw

(Throttle Valve)(Nikki)

98 495800 Kit−Idle Speed

(Walbro)

98A 695408 Kit−Idle Speed

(Nikki)

104 D690525 Pin−Float Hinge

(Walbro)

104A D694918 Pin−Float Hinge

(Nikki)

105 D231855S Valve−Float Needle

(Walbro)

105A D696136 Valve−Float Needle

(Nikki)

106 D690577 Seat−Inlet

(Walbro)(Gravity Feed)

−−−−−− Note −−−−−−

D691780 Seat−Inlet
(Walbro)(Pump Feed)

108 691227 Valve−Choke

(Walbro)

108A 698773 Valve−Choke

(Nikki)

117 699897 Jet−Main

(Standard)
(Used Before Code
Date 07122600).

−−−−−− Note −−−−−−
794258 Jet Main

(Standard)
(Used After Code Date

07122500).

118 699898 Jet−Main

(High Altitude)
(Used Before Code
Date 07122600).

−−−−−− Note −−−−−−
791405 Jet Main

(High Altitude)
(Used After Code Date

07122500).

z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.

Δ Included in Valve Gasket Set−Ref. No. 1095.

12

121 790031 Kit−Carburetor

Overhaul
(Walbro)

121A 698787 Kit−Carburetor

Overhaul
(Nikki)

125 790021 Carburetor

(Walbro)
(Used Before Code
Date 06121900).
Used on Type No(s).
0142, 0166.

125A 791266 Carburetor

(Nikki)
(Used Before Code
Date 07122600).

−−−−−− Note −−−−−−
794653 Carburetor

(Nikki)
(Used After Code Date

07122500).

125B 794215 Carburetor

(Nikki)
(Used Before Code
Date 07122600).

−−−−−− Note −−−−−−
794653 Carburetor

(Nikki)
(Used After Code Date

07122500).

127 D694524 Plug−Welch

127A D690727 Plug−Welch

(Nikki)

130 790024 Valve−Throttle

(Walbro)

130A 698774 Valve−Throttle

(Nikki)

131 790901 Kit−Throttle Shaft

(Walbro)

131A 698776 Kit−Throttle Shaft

(Nikki)

133 494381 Float−Carburetor

(Walbro)

133A 694914 Float−Carburetor

(Nikki)

135A 698780 Tube−Fuel Transfer

(Nikki)
(Used Before Code
Date 07122600).

−−−−−− Note −−−−−−
792022 Tube−Fuel

Transfer
(Nikki)
(Used After Code Date

07122500).

21A900

REF. PART REF. PART REF. PART

NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

137Dz281165S Gasket−Float Bowl

(Walbro)

137A D

141A 698778 Kit−Choke Shaft

141B 790903 Kit−Choke Shaft

141C 793386 Kit−Choke Shaft

187A 791806 Line−Fuel

187B 791766 Line−Fuel

187C 791745 Line−Fuel

z698781 Gasket−Float Bowl

(Nikki)

141 790902 Kit−Choke Shaft

(Walbro)

(Nikki)

(Walbro)
Used on Type No(s).
0142, 0166.

(Manual Choke)

142 D790025 Nozzle−Carburetor

(Standard)(Walbro)

143 790028 Nozzle−Carburetor

(High Altitude)(Walbro)

146 691639 Key−Timing
187 791805 Line−Fuel

(Formed)(10−1/4
Inches Long)(Cut to
Required Length)

(Formed)(21” Long)
(Cut To Required
Length)

(15” Long)(Cut To
Required Length)

(23 Inches Long)(Cut
To Required Length)

188 691693 Screw

(Control Bracket)

192 691986 Adjuster−Rocker Arm
202 691841 Link−Mechanical

Governor

209 792813 Spring−Governor

(Brown)
Used on Type No(s).
0115, 0117, 0119,
0120, 0121, 0122,
0124, 0127, 0128,
0129, 0131, 0134,
0136, 0138, 0139,
0140, 0141, 0142,
0143, 0144, 0145,
0147, 0149, 0153,
0154, 0159, 0161,
0162, 0164, 0165,
0166, 0168, 0170,
0172, 0173, 0176,
0178, 0180, 0183,
0184, 0185, 0186,
0187, 0188, 0189,
0190, 0191, 0192,
0197, 0198, 0199.

−−−−−− Note −−−−−−
792602 Spring−

Governor
(Red)
Used on Type No(s).
0101, 0113, 0133,
0156, 0157, 0179,

0195.
692208 Spring−
Governor
(Green)
Used on Type No(s).
0104, 0105, 0123,
0125, 0137, 0146,
0152, 0155, 0158,
0167, 0169.
691795 Spring−
Governor
(Yellow)
Used on Type No(s).

0171.
690576 Spring−
Governor
(Gold)
Used on Type No(s).
0150, 0151.

216 691840 Link−Choke
222 694042 Bracket−Control
227 691374 Lever−Governor

Control

232 691842 Spring−Governor Link
238 691843 Cap−Valve
239 491657S Switch−Oil Pressure

Used on Type No(s).
0115, 0188.

240 298090S Filter−Fuel

(Red, 150 Microns)
Used on Type No(s).

0129.

−−−−−− Note −−−−−−
394358S Filter−Fuel

(White, 75 Microns)
Used on Type No(s).
0101, 0104, 0105,
0113, 0117, 0119,
0120, 0123, 0124,
0125, 0127, 0128,
0131, 0134, 0136,
0138, 0146, 0152,
0155, 0156, 0158,
0167, 0168, 0169,
0171, 0172, 0176,
0180, 0183, 0184,
0186, 0192, 0198.

240A 691035 Filter−Fuel

(Clear, 40 Microns)
Used on Type No(s).
0115, 0121, 0122,
0133, 0137, 0139,
0140, 0141, 0142,
0143, 0144, 0145,
0147, 0149, 0150,
0151, 0153, 0154,
0157, 0159, 0161,
0162, 0164, 0165,
0166, 0170, 0173,
0178, 0179, 0185,
0187, 0188, 0189,
0190, 0191, 0195,
0197, 0199.

261 697176 Screw

(Control Slide)
Used on Type No(s).
0139, 0140, 0142,

0166.

K Included in Engine Gasket Set−Ref. No. 358.
D Included in Carburetor Overhaul Kit−Ref. No. 121 or 121A.

z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.

Δ Included in Valve Gasket Set−Ref. No. 1095.

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−13 Assemblies include all parts shown in frames. 02/07/2008

13

21A900

REF. PART REF. PART REF. PART

NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

265 691024 Clamp−Casing
267 794904 Screw

(Casing Clamp)

268 691025 Casing−Control Wire

(Cut To Required
Length)

269 691026 Wire−Control

(Cut To Required
Length)

270 691027 Nut

(Control Wire Casing)

271 691028 Lever−Control
276 D

z692255 Washer−Sealing

300 697048 Muffler

Used on Type No(s).
0117, 0119, 0120,
0129, 0134, 0139,
0140, 0141, 0143,
0144, 0145, 0146,
0147, 0149, 0150,
0151, 0153, 0154,
0159, 0161, 0162,
0166, 0168, 0172,
0176, 0178, 0180,
0184, 0185, 0186,
0187, 0188, 0190,
0191, 0192, 0195,
0198, 0199.

300A 697349 Muffler

Used on Type No(s).
0115, 0133, 0136,
0137, 0138, 0142,
0143, 0157, 0164,
0165, 0170, 0171,

0179.

300B 498984S Muffler

Used on Type No(s).
0121, 0122, 0173.

304 698473 Housing−Blower

(Black)

−−−−−− Note −−−−−−
699085 Housing−

Blower
(Red)

305 697102 Screw

(Blower Housing)

305A 697103 Screw

(Blower Housing)

306 697359 Shield−Cylinder
307 691003 Screw

(Cylinder Shield)

309 693551 Motor−Starter
310 690323 Screw

(Starter Motor)

311 497608 Brush Set
333 795315 Armature−Magneto
334 691061 Screw

(Magneto Armature)

337 491055S Plug−Spark

−−−−−− Note −−−−−−
691043 Plug−Spark

Used on Type No(s).
0104, 0105, 0113,
0121, 0122, 0131,
0146, 0147, 0149,
0150, 0151, 0152,
0155, 0156, 0157,
0158, 0167, 0169,
0171, 0172, 0173,
0178, 0179, 0183,

0186.

356 697397 Wire−Stop

356A 398808 Wire−Stop
356B 697089 Wire−Stop
356C 399222 Wire−Stop

357 691483 Key−Drive Pulley

Used on Type No(s).
0156, 0171.

358 697151
359 691077 Washer

363 19203 Puller−Flywheel
373 691612 Nut

383 89838S Wrench−Spark Plug
385 694476 Screw

385A 690297 Screw

387 697090 Pump−Fuel

Gasket Set−Engine

(Ground Terminal)

(Ground Terminal)

(Fuel Pump)

(Fuel Pump)

(Includes Mounting
Bracket)
Used on Type No(s).
0115, 0121, 0122,
0133, 0137, 0139,
0140, 0141, 0142,
0143, 0144, 0145,
0147, 0149, 0150,
0151, 0153, 0154,
0157, 0159, 0161,
0162, 0164, 0165,
0166, 0170, 0172,
0173, 0178, 0179,
0185, 0186, 0187,
0188, 0189, 0190,
0191, 0195, 0197,

0199.

387A 808656 Pump−Fuel

404 691691 Washer

(Governor Crank)

415 690283 Plug

(Sump)

415 794129 Plug

(Cover/Retainer)
(Used After Code Date

07040800).

431 697122 Elbow−Intake
445 698413 Filter−Air Cleaner

Cartridge
(Non Washable)

455 695113 Cup−Flywheel

Used on Type No(s).
0101, 0105, 0115,
0117, 0119, 0123,
0124, 0125, 0127,
0128, 0134, 0136,
0138, 0139, 0141,
0142, 0144, 0145,
0147, 0149, 0150,
0151, 0153, 0157,
0159, 0161, 0162,
0166, 0168, 0170,
0171, 0176, 0179,
0184, 0185, 0187,
0188, 0190, 0191.

456 695128 Plate−Pawl Friction
459 281505S Pawl−Ratchet

474A 696578 Alternator

(DC Only)
Used on Type No(s).
0140, 0143, 0145,
0162, 0164.

474B 696459 Alternator

(Dual Circuit)
Used on Type No(s).
0101, 0104, 0105,
0119, 0120, 0121,
0122, 0123, 0124,
0125, 0128, 0131,
0147, 0150, 0152,
0153, 0155, 0158,
0159, 0169, 0172,
0173, 0178, 0183,
0185, 0186, 0187,

0191.

K Included in Engine Gasket Set−Ref. No. 358.
D Included in Carburetor Overhaul Kit−Ref. No. 121 or 121A.

z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.

Δ Included in Valve Gasket Set−Ref. No. 1095.

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−14 Assemblies include all parts shown in frames. 02/07/2008

14

21A900

REF. PART REF. PART REF. PART

NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

474C 696457 Alternator

(5 To 9 Amp
Regulated)
Used on Type No(s).
0113, 0129, 0133,
0137, 0146, 0154,
0156, 0157, 0167,
0176, 0179, 0180,
0190, 0192, 0198,

0199.

474D 696458 Alternator

(10 To 16 Amp
Regulated)
Used on Type No(s).
0115, 0165, 0189,

0197.

501A 691188 Regulator

(5 To 9 Amp
Regulated)
Used on Type No(s).
0113, 0129, 0133,
0137, 0146, 0154,
0156, 0157, 0167,
0179, 0180, 0192,
0195, 0198, 0199.

501B 698315 Regulator

(5 To 9 Amp
Regulated)
Used on Type No(s).

0176.

501C 790292 Regulator

(Dual Circuit)
Used on Type No(s).
0147, 0150.

501D 691185 Regulator

(10 To 16 Amp
Regulated)
Used on Type No(s).
0115, 0165, 0189,

0197.

505 691251 Nut

(Governor Control
Lever)

507 691972 Insulator
510 693699 Drive−Starter
513 692024 Clutch−Drive
520 691084 Terminal−Ground
521 690581 Shield−Cable

Used on Type No(s).
0121, 0122, 0123,
0124, 0125, 0127,
0128, 0172, 0173,
0178, 0186.

523 699908 Dipstick
524 K691032 Seal−Dipstick Tube
525 697184 Tube−Dipstick

−−−−−− Note −−−−−−
697085 Tube−Dipstick

Used on Type No(s).
0115, 0121, 0122,
0133, 0137, 0139,
0140, 0141, 0142,
0143, 0144, 0145,
0147, 0149, 0150,
0151, 0153, 0154,
0157, 0159, 0161,
0162, 0164, 0165,
0166, 0170, 0173,
0178, 0179, 0185,
0187, 0188, 0189,
0191, 0197, 0199.

526A 697088 Screw

(Regulator)(5 To 9
Amp Regulated)

526B 697348 Screw

527 792167 Clamp−Tube
544 692034 Armature−Starter
552 697144 Bushing−Governor

Crank

559 697561 Screw

(Remote Choke Stop)
Used on Type No(s).
0142, 0166, 0170,

0185.

559A 693675 Screw

(Remote Choke Stop)
Used on Type No(s).
0170, 0185.

562 691119 Bolt

(Governor Control
Lever)

578 692306 Wire Assembly
579 691029 Nut

(Starter Cable)

584 794682 Cover−Breather

Passage
(Used After Code Date

07071800).
(Use With Liquid
Sealant Reference

850)

−−−−−− Note −−−−−−
697112 Cover−

Breather Passage
(Used Before Code
Date 07071900).

597 691696 Screw

(Pawl Friction Plate)

601 791850 Clamp−Hose

601A 691038 Clamp−Hose

608 695058 Starter−Rewind
613 691416 Screw

(Muffler)

613A 691678 Screw

(Muffler)

613B 690297 Screw

(Muffler)

614 691620 Pin−Cotter
616 692012 Crank−Governor
617 KD692138 Seal−O Ring

(Intake Manifold)

621 692310 Switch−Stop

Used on Type No(s).
0101, 0105, 0119,
0120, 0134, 0138,
0139, 0140, 0141,
0142, 0144, 0145,
0147, 0149, 0150,
0151, 0154, 0156,
0157, 0159, 0161,
0166, 0168, 0176,
0179, 0180, 0184,
0192, 0195, 0198,

0199.

633 690597 Seal−Choke/Throttle

Shaft
Used on Type No(s).
0142, 0166.

634 D690802 Spring/Seal Assembly

(Walbro)

634A D698779 Spring/Seal Assembly

(Nikki)

635 691909 Boot−Spark Plug
643 697155 Retainer−Air Filter
654 690958 Nut

(Carburetor)

K Included in Engine Gasket Set−Ref. No. 358.
D Included in Carburetor Overhaul Kit−Ref. No. 121 or 121A.

z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.

Δ Included in Valve Gasket Set−Ref. No. 1095.

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−15 Assemblies include all parts shown in frames. 02/07/2008

15

21A900

REF. PART REF. PART REF. PART

NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

676 393761 Deflector−Muffler

(Side Out)
Used on Type No(s).
0101, 0105, 0115,
0117, 0119, 0120,
0121, 0122, 0134,
0136, 0137, 0138,
0139, 0140, 0141,
0142, 0144, 0145,
0147, 0149, 0150,
0151, 0153, 0154,
0157, 0159, 0161,
0162, 0166, 0168,
0172, 0173, 0176,
0179, 0180, 0184,
0185, 0186, 0187,
0188, 0191, 0192,
0195, 0198, 0199.

676A 396903 Deflector−Muffler

(Side Out)
Used on Type No(s).

0178.

677 690661 Screw

(Muffler Deflector)

687 697175 Slide−Control

Used on Type No(s).
0139, 0140, 0142,

0166.

688 690395 Cap−Friction

Used on Type No(s).
0139, 0140, 0142,

0166.

689 691855 Spring−Friction

689A 690529 Spring−Friction

Used on Type No(s).
0139, 0140, 0142,

0166.

691 K692407 Seal−Governor Shaft
692 691301 Spring−Detent
697 690372 Screw

(Drive Cap)

705 790561 Nut

(Fuel Tank)

718 690959 Pin−Locating
729 691335 Clip−Wire

(Wire Retainer)

729A 691224 Clip−Wire

(Starter Motor)

729B 694123 Clip−Wire

741 697128 Gear−Timing
750 790832 Screw

(Oil Pump Cover)

757 697607 Link−Counterweight
758 697391 Counterweight

(Used After Code Date

05100200).

−−−−−− Note −−−−−−
795940 Counterweight

(Used Before Code
Date 05100300).
Must Use Kit 795940,
Includes Sump And
Counterweight.
795957 Counterweight
(Used Before Code
Date 05100300).
Used on Type No(s).
0101, 0105, 0115,
0119, 0121, 0122,
0129, 0156, 0157,
0165, 0172, 0173,
0176, 0178, 0179,
0180, 0186, 0187,
0188, 0189, 0190,
0191, 0192, 0195,
0197, 0198, 0199.
Must Use Kit 795957,
Includes Sump And
Counterweight.

759 697392 Pin−Counterweight
783 693713 Gear−Pinion
789 698329 Harness−Wiring

789A 790544 Harness−Wiring

797 693167 Nut

(Brush Retainer)

801 691283 Cap−Drive
802 691286 Cap−End
803 Housing−Starter

(Not Serviced
Separately, Order
Starter Motor 693551)

823 698941 Screw

(Muffler Adapter)

830 691095 Stud−Rocker Arm
832 790293 Guard−Muffler

Used on Type No(s).
0147, 0149, 0150,
0151, 0184.

836 690367 Screw−Muffler Guard
842 K691031 Seal−O Ring

(Dipstick Tube)

843 697158 Sleeve−Lever

Used on Type No(s).
0139, 0140, 0142,

0166.

847 790442 Dipstick/Tube

Assembly

−−−−−− Note −−−−−−
790443 Dipstick/Tube

Assembly
Used on Type No(s).
0115, 0121, 0122,
0133, 0137, 0139,
0140, 0141, 0142,
0143, 0144, 0145,
0147, 0149, 0150,
0151, 0153, 0154,
0157, 0159, 0161,
0162, 0164, 0165,
0166, 0170, 0173,
0178, 0179, 0185,
0187, 0188, 0189,
0191, 0197, 0199.

850 100100 Sealant−Liquid

(Rocker Cover Gasket
and Breather Gasket)
(Used After Code Date

07071800).

851 692424 Terminal−Spark Plug
864 697346
868 KΔ690968 Seal−Valve
877 393456 Wire/Connector−

877A 393814 Wire/Connector−

877B 393537 Wire/Connector−

877C 399916 Wire/Connector−

Adapter−Muffler

Alternator
(Dual Circuit)

Alternator
(DC Only)

Alternator
(5 To 9 Amp
Regulated)

Alternator
(10 To 16 Amp
Regulated)

K Included in Engine Gasket Set−Ref. No. 358.
D Included in Carburetor Overhaul Kit−Ref. No. 121 or 121A.

z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.

Δ Included in Valve Gasket Set−Ref. No. 1095.

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−16 Assemblies include all parts shown in frames. 02/07/2008

16

21A900

REF. PART REF. PART REF. PART

NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

878 398661 Harness−Alternator
883 K692236 Gasket−Exhaust
884 691956 Clamp−Muffler

Used on Type No(s).
0121, 0122, 0173.

914 691108 Screw

(Rocker Cover)

918 791851 Hose−Vacuum

(Molded)

920 691656 Solenoid−Starter

Used on Type No(s).
0147, 0150, 0172,

0186.

943 K690589 Seal−O Ring

(Oil Pump Cover)

950 691657 Screw−Float Bowl

(Bottom Of Bowl)

957 792647 Cap−Fuel Tank

(Plastic)

958 698183 Valve−Fuel Shut Off

(Plastic)
Used on Type No(s).
0141, 0144, 0146,
0154, 0156, 0157,
0159, 0161, 0167,
0171, 0172, 0179,
0185, 0186, 0190,

0191.

965 499613 Cover−Oil Pump
967 697292 Filter−Pre Cleaner

K Included in Engine Gasket Set−Ref. No. 358.
D Included in Carburetor Overhaul Kit−Ref. No. 121 or 121A.

968 697420 Cover−Air Cleaner

(Black)

−−−−−− Note −−−−−−
697422 Cover−Air

Cleaner
(Red)

972 792168 Tank−Fuel

(Plastic)

975 495933 Bowl−Float

(Walbro)

975A 698783 Bowl−Float

(Nikki)

977 690192 Gasket Set−Carburetor

977A 790032 Gasket Set−Carburetor

(Nikki)

987 D691326

987A D698777 Seal−Throttle Shaft

1005 794439 Fan−Flywheel

1005A 794440 Fan−Flywheel

1005B Fan−Flywheel

1017 690770 Screen−Oil Pump
1022KΔ272475S Gasket−Rocker Cover

1023 794659 Cover−Rocker
1024 499054 Pump−Oil

1024A 794644 Pump−Oil

1026 697395 Rod−Push

1027 492932S Filter−Oil
1029 691751 Arm−Rocker
1034 690822 Guide−Push Rod
1036 Label−Emissions

Seal−Throttle Shaft

(Nikki)

(Used After Code Date

07040800).

(Used Before Code
Date 07040900).

(No Longer Available)
(See Reference1005A
For Service Flywheel
Fan).

(Used Before Code
Date 07091000).
(After Date Code Use
liquid Sealant
Reference 850)

(Used Before Code
Date 07051700).

(Used After Code Date

07051600).

(Exhaust)

−−−−−− Note −−−−−−
697394 Rod−Push

(Intake)

(Available From A
Briggs & Stratton
Authorized Dealer)

z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.

Δ Included in Valve Gasket Set−Ref. No. 1095.

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−17 Assemblies include all parts shown in frames. 02/07/2008

17

1040 698368 Plate−Trim

Used on Type No(s).
0104, 0113, 0121,
0122, 0133, 0137,
0140, 0143, 0152,
0155, 0158, 0164,
0167, 0169, 0172,
0173, 0178, 0186.

1040A 697381 Plate−Trim

Used on Type No(s).
0101, 0105, 0119,
0120, 0129, 0131,
0154, 0156, 0165,
0180, 0183, 0189,
0189, 0192, 0195,
0197, 0198, 0199.

1044 698139

1051 691265 Ring−Retaining
1054 280275 Tie−Cable
1058 276344 Manual−Operator’s

1059 698516 Kit−Screw/Washer
1070 690372 Screw

1070A 690363 Screw

1090 691293 Retainer−Brush
1091 691333 Cap−Limiter
1095 691581 Gasket Set−Valve

1119 691183 Screw

1127 695407 Screw

1136 690278 Screw

1146 793380 Screw

Screw
(Flywheel)

−−−−−− Note −−−−−−
MS3787 Manual−

Operator’s
Used on Type No(s).
0101, 0134, 0164,
0165, 0170, 0189,

0197.
MS3788 Manual−
Operator’s
Used on Type No(s).
0105, 0191.

(Flywheel Fan)
(Used Before Code
Date 07040900).

(Flywheel Fan)
(Used After Code Date

07040800).

(Alternator)

(Float Bowl)

(Control Bracket)(High
Speed Control)
Used on Type No(s).
0139, 0140, 0142,

0166.

(Choke Shaft)(Manual
Choke)

21A900

REF. PART REF. PART REF. PART

NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

1263 697124 Reed−Breather
1264 697104 Screw

(Breather Reed)

1266 KD691917 Seal−O Ring

(Intake Elbow)

1266A KD697123 Seal−O Ring

(Intake Elbow)

1267 697419 Latch−Blower Housing

(Black)

−−−−−− Note −−−−−−
697424 Latch−Blower

Housing
(Red)

1270 697156 Plug−AV S

Counterweight

1319 794467 Label−Warning
1397 791219 Washer

(Blower Housing)

K Included in Engine Gasket Set−Ref. No. 358.
D Included in Carburetor Overhaul Kit−Ref. No. 121 or 121A.

z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.

Δ Included in Valve Gasket Set−Ref. No. 1095.

Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.

5069−18 Assemblies include all parts shown in frames. 02/07/2008

18