Briggs Stratton 21B900 User Manual

FORM MS−5036−06/18/2008  
REPLACES FORM MS−5036−03/04/2008  
FILE IN SECT. 2 OF2SE1RVBICE9MA0NU0AL  
Illustrated Parts List  
Model Series  
21B900  
TYPE NUMBERS  
0015 through 0202.  
TABLE OF CONTENTS  
Air Cleaner . . . . . . . . . . . . . . . . . . . . . . . . . 6  
Alternator . . . . . . . . . . . . . . . . . . . . . . . . . . 9  
Blower Housing . . . . . . . . . . . . . . . . . . . . . 6  
Camshaft . . . . . . . . . . . . . . . . . . . . . . . . . . . 3  
Carburetor . . . . . . . . . . . . . . . . . . . . . . . . . . 5  
Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8  
Crankshaft . . . . . . . . . . . . . . . . . . . . . . . . . 3  
Cylinder . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2  
Cylinder Head . . . . . . . . . . . . . . . . . . . . . . 4  
Electric Starter . . . . . . . . . . . . . . . . . . . . . . 7  
Engine Sump . . . . . . . . . . . . . . . . . . . . . . . 2  
Fuel Supply . . . . . . . . . . . . . . . . . . . . . . . . . 8  
Flywheel . . . . . . . . . . . . . . . . . . . . . . . . . . . 7  
Gasket Set − Engine . . . . . . . . . . . . . . . . . 4  
Gasket Set − Valve . . . . . . . . . . . . . . . . . . 4  
Governor Spring . . . . . . . . . . . . . . . . . . . . 8  
Exhaust System . . . . . . . . . . . . . . . . . . . . 6  
Ignition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8  
Intake Manifold . . . . . . . . . . . . . . . . . . . . . 4  
Kit − Carburetor Overhaul . . . . . . . . . . . . 5  
Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . 3  
Operator’s Manual . . . . . . . . . . . . . . . . . . 2  
Piston, Rings, Connecting Rod . . . . . . . 3  
Rewind Starter . . . . . . . . . . . . . . . . . . . . . . 7  
Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4  
Warning Label . . . . . . . . . . . . . . . . . . . . . . 2  
PRINTED IN U.S.A.  
COPYRIGHT by BRIGGS & STRATTON CORPORATION  
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.  
21B900  
25  
26  
27  
28  
27  
32  
29  
847  
523  
842  
16  
46  
45  
24  
525  
146  
357  
524  
741  
43  
758  
1270  
759  
757  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5036−3  
Assemblies include all parts shown in frames.  
06/18/2008  
3
21B900  
45  
13  
1026  
5
34  
42  
868  
36  
238  
33  
42  
337  
7
883  
635  
383  
35  
1022  
1034  
830  
51  
617  
1029  
192  
850  
1022  
914  
654  
53  
1023  
14  
51  
50  
50B  
617  
51  
617  
705  
54  
415  
186  
358 ENGINE GASKET SET  
3
7
943  
12  
1022  
1095 VALVE GASKET SET  
868  
20  
51  
691  
7
842  
868  
1266  
1022  
524  
617  
1266A  
9
883  
51  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5036−4  
Assemblies include all parts shown in frames.  
06/18/2008  
4
21B900  
125A  
141A  
634A  
231  
141  
131  
131A  
117  
118  
108A  
130A  
95A  
130  
95  
634  
108  
987  
93  
987A  
98A  
98  
94A  
51  
1091  
94  
51  
105A  
104A  
127A  
133A  
143  
1091  
142  
LMT / PART  
NUMBER  
LOCATIONS  
127  
106  
105  
133  
104  
135A  
137A  
975A  
137A  
975  
137  
276A  
947A  
276  
950  
1127  
WALBRO  
NIKKI  
121ACARBURETOR OVERHAUL KIT  
51  
105A  
987A  
137A  
121 CARBURETOR OVERHAUL KIT  
95A  
127A  
276A  
1266  
51  
987  
137  
104  
617  
105  
617  
142  
106  
104A  
1266A  
1266  
634A  
93  
95  
634  
1266A  
127  
276  
977ACARBURETOR GASKET SET  
137A  
977 CARBURETOR GASKET SET  
276A  
51  
51  
137  
276  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5036−5  
Assemblies include all parts shown in frames.  
06/18/2008  
5
21B900  
1036 EMISSIONS LABEL  
1040  
1040A  
304  
305A  
305  
643  
1267  
967  
445  
968  
431  
1266A  
1266  
676  
676A  
864  
883  
677  
677  
300G  
883  
300A  
883  
613A  
823  
613B  
613  
613  
81  
81  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5036−6  
Assemblies include all parts shown in frames.  
06/18/2008  
6
21B900  
949  
563  
415A  
1005A  
493  
73A  
75  
74  
73  
1070A  
78  
1005  
37  
1044  
1070  
455  
1005B  
363  
23  
1051  
783  
23A  
78A  
37A  
608  
55  
729B  
729A  
697  
65  
309  
801  
544  
58  
1051  
510  
57  
60  
56  
783  
513  
310  
803  
459  
689  
456  
1090  
311  
579  
797  
802  
597  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5036−7  
Assemblies include all parts shown in frames.  
06/18/2008  
7
21B900  
521  
187  
601  
187A  
601  
1054  
240A  
240  
356  
187B  
387  
385A  
387A  
356A  
527  
387A  
385  
788  
601  
356B  
356C  
527A  
385  
187C  
601  
729  
972  
957  
187B  
789  
601  
958  
918  
601  
601A  
789A  
789B  
729  
334  
333  
851  
203  
920  
205  
616  
227  
562  
404  
614  
505  
621  
507  
520  
359  
373  
188  
222  
268  
269  
270  
216  
209  
271  
265  
267  
216A  
202  
559  
559A  
232  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5036−8  
Assemblies include all parts shown in frames.  
06/18/2008  
8
21B900  
DUAL  
TRI  
10 − 16 AMP  
DC ONLY  
1059  
CIRCUIT  
CIRCUIT  
474D  
877C  
1059  
1059  
1059  
474A  
474B  
877  
474C  
877B  
877A  
578  
578  
578  
878  
526A  
526A  
501C  
526B  
501D  
526B  
501B  
501A  
1119  
NOTE: All stators use a No.  
mounting screw.  
NOTE: The proper flywheel part number and/or the alternator magnet size will  
determinethe alternator type or output. See repair instruction manual  
for additional information.  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5036−9  
Assemblies include all parts shown in frames.  
06/18/2008  
9
21B900  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
DESCRIPTION  
DESCRIPTION  
DESCRIPTION  
1
2
697377 Cylinder Assembly  
399265 Kit−Bushing/Seal  
(Magneto Side)  
5
792964 Head−Cylinder  
23  
698281 Flywheel  
Used on Type No(s).  
7KΔ273280S Gasket−Cylinder Head  
9
0026, 0036, 0038,  
0120, 0121, 0124,  
0129, 0131, 0132,  
0138, 0140, 0141,  
0146, 0147, 0149,  
0152, 0153, 0159,  
0163, 0183, 0190,  
0193, 0203.  
−−−−−− Note −−−−−−  
693556 Flywheel  
Used on Type No(s).  
0020, 0127, 0157,  
0192, 0194, 0198,  
0202.  
693557 Flywheel  
Used on Type No(s).  
0028, 0126, 0154,  
0156, 0164.  
698282 Flywheel  
Used on Type No(s).  
0110, 0119, 0123,  
0130, 0136, 0155,  
0195, 0197.  
K697109 Gasket−Breather  
(Used Before Code  
Date 07071900).  
3 K391086S Seal−Oil  
(Magneto Side)  
697106 Sump−Engine  
4
(After Date Code Use  
Liquid Sealant  
Reference 850)  
(Used After Code Date  
05100200).  
−−−−−− Note −−−−−−  
795940 Sump−Engine  
(Used Before Code  
Date 05100200).  
Must Use Kit 795940,  
Includes Sump And  
Counterweight.  
10  
11  
697157 Screw  
(Breather Assembly)  
794683 Tube−Breather  
(Used After Code Date  
07071800).  
−−−−−− Note −−−−−−  
697113 Tube−Breather  
(Used Before Code  
Date 07071900).  
4A  
697188 Sump−Engine  
(Used After Code Date  
05100200).  
12 K697110 Gasket−Crankcase  
Used on Type No(s).  
0016, 0036, 0038,  
0110, 0114, 0116,  
0117, 0119, 0120,  
0123, 0124, 0126,  
0127, 0129, 0130,  
0136, 0138, 0141,  
0142, 0146, 0147,  
0149, 0152, 0155,  
0156, 0157, 0163,  
0183, 0190, 0193,  
0194, 0195, 0197,  
0198, 0202.  
−−−−−− Note −−−−−−  
795957 Sump−Engine  
(Used Before Code  
Date 05100200).  
Used on Type No(s).  
0016, 0036, 0038,  
0110, 0114, 0116,  
0117, 0119, 0120,  
0123, 0124, 0126,  
0127, 0129, 0130,  
0136, 0138, 0141,  
0142, 0146, 0147,  
0149, 0152, 0155,  
0156, 0157, 0163,  
0183, 0190, 0193,  
0194, 0195, 0197,  
0198, 0202.  
(.015” Thick)  
(Standard)  
13  
14  
15  
16  
690360 Screw  
(Cylinder Head)  
790560 Stud  
(Cylinder Head)  
690946 Plug−Oil Drain  
(3/8” Standard)  
23A  
693555 Flywheel  
(Rewind Starter)  
Used on Type No(s).  
0015, 0016, 0117,  
0142.  
−−−−−− Note −−−−−−  
698283 Flywheel  
(Rewind Starter)  
Used on Type No(s).  
0022, 0116.  
697390 Crankshaft  
20 K791892 Seal−Oil  
(PTO Side)  
22  
692125 Screw  
(Crankcase  
Cover/Sump)  
Must Use Kit 795957,  
Includes Sump And  
Counterweight.  
z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.  
Δ Included in Valve Gasket Set−Ref. No. 1095.  
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.  
5036−10  
Assemblies include all parts shown in frames.  
06/18/2008  
10  
21B900  
DESCRIPTION  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
DESCRIPTION  
DESCRIPTION  
24 222698S Key−Flywheel  
51KDzΔ692137 Gasket−Intake  
81  
691178 Lock−Muffler Screw  
25  
792305 Piston Assembly  
(Standard)  
53  
54  
55  
690227 Stud  
(Carburetor)  
691148 Screw  
(Intake Manifold)  
695130 Housing−Rewind  
Starter  
93 D690602 Bushing−Throttle Shaft  
(Walbro)  
498030 Kit−Idle Mixture  
(Walbro)  
793610 Kit−Idle Mixture  
(Nikki)  
−−−−−− Note −−−−−−  
792728 Piston  
Assembly  
94  
94A  
(.020” Oversize)  
792306 Ring Set  
(Standard)  
26  
27  
56  
57  
58  
60  
65  
695129 Pulley−Starter  
695131 Spring−Rewind Starter  
695132 Rope−Starter  
493926 Grip−Starter Rope  
690759 Screw  
95 D691636 Screw  
(ThrottleValve)  
(Walbro)  
−−−−−− Note −−−−−−  
792643 Ring Set  
(.020” Oversize)  
95A D690718 Screw  
(Throttle Valve)(Nikki)  
98  
698469 Lock−Piston Pin  
(Used After Code Date  
02100300).  
(Rewind Starter)  
495800 Kit−Idle Speed  
(Walbro)  
(Used After Code Date  
07040800).  
−−−−−− Note −−−−−−  
698138 Lock−Piston  
Pin  
(Used Before Code  
Date 02100400).  
−−−−−− Note −−−−−−  
697725 Screw  
(Rewind Starter)  
(Used Before Code  
Date 07040900).  
Screen−Rotating  
(Service With Flywheel  
Fan 794440)  
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)  
Used on Type No(s).  
0015, 0016, 0022,  
0026, 0028, 0029,  
0036, 0038, 0117,  
28  
29  
697099 Pin−Piston  
791633 Rod−Connecting  
(Standard)  
73  
−−−−−− Note −−−−−−  
697262 Rod−  
Connecting  
(.020” Undersize)  
(Used Before Code  
Date 05040400).  
(Used Before Code  
Date 07040900).  
794437 Screen−Rotating  
(Used After Code Date  
07040800).  
73A  
74  
697897 Screw  
32  
791118 Screw  
(Rotating Screen)  
(Used Before Code  
Date 07040900).  
690582 Washer  
(Flywheel)  
691003 Screw  
(Flywheel Guard)  
690364 Screw  
(Connecting Rod)  
695760 Valve−Exhaust  
695761 Valve−Intake  
691279 Spring−Valve  
(Intake)  
691279 Spring−Valve  
(Exhaust)  
697352 Guard−Flywheel  
697626 Guard−Flywheel  
(Electric Start)  
Used on Type No(s).  
0015, 0016, 0020,  
0022, 0114, 0116,  
0117, 0121, 0142,  
0192, 0194, 0202.  
499586 Keeper−Valve  
691968 Slinger−Governor/Oil  
690564 Tappet−Valve  
793880 Camshaft  
697361 Manifold−Intake  
795756 Manifold−Intake  
Used on Type No(s).  
0015G1, 0016G1,  
0026G1, 0029G1,  
0036G1, 0153, 0154,  
0159, 0202G1, 0203.  
33  
34  
35  
75  
78  
36  
0124, 0127, 0129,  
0140, 0152, 0156,  
0157, 0194, 0197,  
0202.  
78A  
37  
37A  
(Flywheel Guard)  
(Electric Start)  
Used on Type No(s).  
0015, 0016, 0020,  
0022, 0114, 0116,  
0117, 0121, 0142,  
0192, 0194, 0202.  
108  
691227 Valve−Choke  
(Walbro)  
698773 Valve−Choke  
(Nikki)  
108A  
42  
43  
45  
46  
50  
50B  
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.  
5036−11  
Assemblies include all parts shown in frames.  
06/18/2008  
11  
21B900  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
DESCRIPTION  
DESCRIPTION  
DESCRIPTION  
117  
794352 Jet−Main  
(Standard)(Nikki)  
125A  
794294 Carburetor  
(Nikki With Solenoid)  
127 D694524 Plug−Welch  
(Walbro)  
(Used After Code Date  
07011400).  
Used on Type No(s).  
0110, 0114, 0116,  
0119, 0120, 0121,  
0123, 0126, 0130,  
0136, 0137, 0139,  
0146, 0147, 0149,  
0153, 0155, 0159,  
0163, 0164, 0183,  
0190, 0192, 0193,  
0195, 0198, 0203.  
−−−−−− Note −−−−−−  
790023 Carburetor  
(Nikki With Solenoid)  
Used on Type No(s).  
0020, 0117, 0124,  
0127, 0129, 0131,  
0132, 0138, 0141,  
0142, 0152, 0154,  
0156, 0157, 0194,  
0197, 0202.  
794653 Carburetor  
(Used After Code Date  
07122500).  
(Nikki Without  
Solenoid)  
Used on Type No(s).  
0015E1, 0016E1,  
0022, 0026E1, 0028,  
0029E1, 0036B1,  
0036E1, 0038, 0140.  
791266 Carburetor  
(Nikki Without  
127A D690727 Plug−Welch  
(Nikki)  
790024 Valve−Throttle  
−−−−−− Note −−−−−−  
699897 Jet−Main  
(Standard)(Nikki)  
(Used Before Code  
Date 07011500).  
796079 Jet−Main  
(Standard)(Nikki)  
Used on Type No(s).  
0015G1, 0016G1,  
0026G1, 0029G1,  
0036G1.  
130  
(Walbro)  
(Used After Code Date  
04100300).  
−−−−−− Note −−−−−−  
690468 Valve−Throttle  
(Walbro)  
(Used Before Code  
Date 04100400).  
698774 Valve−Throttle  
130A  
131  
(Nikki)  
118  
699898 Jet−Main  
790901 Kit−Throttle Shaft  
(Walbro)  
(High Altitude)(Nikki)  
−−−−−− Note −−−−−−  
796080 Jet−Main  
(High Altitude)(Nikki)  
Used on Type No(s).  
0015G1, 0016G1,  
0026G1, 0029G1,  
0036G1.  
131A  
133  
698776 Kit−Throttle Shaft  
(Nikki)  
494381 Float−Carburetor  
(Walbro)  
133A  
135A  
694914 Float−Carburetor  
(Nikki)  
698780 Tube−Fuel Transfer  
(Nikki)(Gravity Feed)  
−−−−−− Note −−−−−−  
792022 Tube−Fuel  
Transfer  
121  
790031 Kit−Carburetor  
Overhaul  
(Walbro)  
698787 Kit−Carburetor  
Overhaul  
121A  
(Nikki)(Pump Feed)  
Used on Type No(s).  
0015, 0016, 0020,  
0022, 0026, 0028,  
0029, 0036, 0038,  
0117, 0124, 0127,  
0129, 0131, 0132,  
0138, 0140, 0141,  
0142, 0152, 0156,  
0157, 0194, 0197,  
0202.  
(Nikki)  
Solenoid)  
(Used Before Code  
Date 07122600).  
Used on Type No(s).  
0015, 0016, 0022,  
0026, 0028, 0029,  
0036, 0038, 0140.  
796077 Carburetor  
(Nikki With Solenoid)  
Used on Type No(s).  
0015G1, 0016G1,  
0026G1, 0029G1,  
0036G1.  
z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.  
Δ Included in Valve Gasket Set−Ref. No. 1095.  
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.  
5036−12  
Assemblies include all parts shown in frames.  
06/18/2008  
12  
21B900  
DESCRIPTION  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
DESCRIPTION  
DESCRIPTION  
137Dz281165S Gasket−Float Bowl  
202  
691841 Link−Mechanical  
Governor  
691381 Crank−Bell  
Used on Type No(s).  
0020, 0028.  
691693 Screw  
(Bell Crank)  
792602 Spring−Governor  
(Red)  
240 298090S Filter−Fuel  
(Red, 150 Microns)  
(Walbro)  
137A Dz698781 Gasket−Float Bowl  
(Nikki)  
203  
Used on Type No(s).  
0110.  
141  
790902 Kit−Choke Shaft  
(Walbro)  
−−−−−− Note −−−−−−  
394358Ss Filter−Fuel  
(White, 75 Microns)  
Used on Type No(s).  
0114, 0116, 0119,  
0120, 0121, 0123,  
0126, 0130, 0136,  
0137, 0139, 0146,  
0147, 0149, 0153,  
0159, 0155, 0163,  
0164, 0183, 0190,  
0192, 0193, 0195,  
0198, 0203.  
205  
209  
141A  
698778 Kit−Choke Shaft  
(Nikki)  
142 D790025 Nozzle−Carburetor  
(Standard)(Walbro)  
(Used After Code Date  
04100300).  
Used on Type No(s).  
0015, 0016, 0020,  
0022, 0026, 0028,  
0029, 0036, 0038,  
0116, 0117, 0119,  
0120, 0126, 0127,  
0129, 0130, 0136,  
0140, 0142, 0146,  
0147, 0152, 0153,  
0154, 0155, 0156,  
0163, 0183, 0190,  
0194, 0195, 0198,  
0203.  
−−−−−− Note −−−−−−  
697491 Nozzle−  
Carburetor  
(Standard)(Walbro)  
(Used Before Code  
Date 04100400).  
240A  
691035 Filter−Fuel  
143 D790028 Nozzle−Carburetor  
(High Altitude)(Walbro)  
(Used After Code Date  
04100300).  
(Clear, 40 Microns)  
Used on Type No(s).  
0015, 0016, 0020,  
0022, 0026, 0028,  
0029, 0036, 0038,  
0117, 0124, 0127,  
0129, 0131, 0132,  
0138, 0140, 0141,  
0142, 0152, 0154,  
0156, 0157, 0194,  
0197, 0202.  
−−−−−− Note −−−−−−  
792813 Spring−  
Governor  
−−−−−− Note −−−−−−  
697492 Nozzle−  
Carburetor  
(Brown)  
(High Altitude)(Walbro)  
(Used Before Code  
Date 04100400).  
Used on Type No(s).  
0110, 0114, 0121,  
0123, 0124, 0137,  
0138, 0141, 0157,  
0192, 0197, 0202.  
692208 Spring−  
Governor  
146  
186  
187  
691639 Key−Timing  
794873 Connector−Hose  
791805 Line−Fuel  
(Formed)(10−1/4  
265  
267  
691024 Clamp−Casing  
794904 Screw  
(Casing Clamp)  
Inches Long)(Cut To  
Required Length)  
791806 Line−Fuel  
(Formed)(21 Inches  
Long)(Cut To Required  
Length)  
(Green)  
268  
269  
691025 Casing−Control Wire  
(Cut To Required  
Length)  
691026 Wire−Control  
(Cut To Required  
Length)  
Used on Type No(s).  
0131, 0132, 0139,  
0149, 0159, 0164,  
0193.  
187A  
216  
216A  
691840 Link−Choke  
691281 Link−Choke  
Used on Type No(s).  
0020, 0022, 0028,  
0038.  
694042 Bracket−Control  
691374 Lever−Governor  
Control  
187B  
187C  
791766 Line−Fuel  
(15 Inches Long)(Cut  
To Required Length)  
791745 Line−Fuel  
(23 Inches Long)(Cut  
To Required Length)  
691693 Screw  
270  
271  
691027 Nut  
(Control Wire Casing)  
691028 Lever−Control  
276 Dz692255 Washer−Sealing  
(Walbro)  
276A Dz695410 Washer−Sealing  
(Nikki)  
222  
227  
188  
192  
(Control Bracket)  
691986 Adjuster−Rocker Arm  
231  
691636 Screw  
(Choke Valve)  
232  
238  
691842 Spring−Governor Link  
691843 Cap−Valve  
239 491657S Switch−Oil Pressure  
Used on Type No(s).  
0142, 0157, 0202.  
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.  
5036−13  
Assemblies include all parts shown in frames.  
06/18/2008  
13  
21B900  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
DESCRIPTION  
DESCRIPTION  
DESCRIPTION  
300A  
697349 Muffler  
Used on Type No(s).  
356  
356A  
356B  
356C  
357  
697397 Wire−Stop  
398808 Wire−Stop  
697089 Wire−Stop  
399222 Wire−Stop  
691483 Key−Drive Pulley  
Used on Type No(s).  
0119, 0127, 0130,  
0136, 0155, 0156,  
0195, 0198.  
697151 Gasket Set−Engine  
691077 Washer  
(Ground Terminal)  
Used on Type No(s).  
0119, 0127.  
455  
695113 Cup−Flywheel  
Used on Type No(s).  
0015, 0016, 0020,  
0022, 0026, 0028,  
0029, 0036, 0038,  
0117, 0121, 0126,  
0127, 0129, 0140,  
0142, 0152, 0156,  
0157, 0194.  
0015, 0016, 0020,  
0022, 0028, 0029,  
0114, 0117, 0121,  
0126, 0127, 0137,  
0138, 0139, 0141,  
0142, 0146, 0154,  
0156, 0157, 0164,  
0192, 0194, 0202.  
358  
359  
300G  
304  
794660 Muffler  
Used on Type No(s).  
0110, 0116, 0120,  
0123, 0124, 0138,  
0141, 0146, 0154,  
0192, 0197, 0202.  
698473 Housing−Blower  
(Black)  
456  
695128 Plate−Pawl Friction  
459 281505S Pawl−Ratchet  
474A  
696578 Alternator  
(DC Only)  
Used on Type No(s).  
0120, 0131, 0132,  
0146.  
363  
373  
19203 Puller−Flywheel  
691612 Nut  
(Ground Terminal)  
Used on Type No(s).  
0119, 0127.  
−−−−−− Note −−−−−−  
699085 Housing−  
Blower  
474B  
696459 Alternator  
383  
385  
89838S Wrench−Spark Plug  
694476 Screw  
(Fuel Pump)  
690297 Screw  
(Dual Circuit)  
Used on Type No(s).  
0026, 0028, 0029,  
0036, 0038, 0114,  
0121, 0124, 0126,  
0129, 0137, 0138,  
0139, 0140, 0141,  
0147, 0149, 0152,  
0153, 0154, 0159,  
0163, 0164, 0183,  
0190, 0193, 0203.  
(Red)  
305  
697102 Screw  
(Blower Housing)  
697103 Screw  
(Blower Housing)  
697359 Shield−Cylinder  
691003 Screw  
(Cylinder Shield)  
693551 Motor−Starter  
690323 Screw  
385A  
387  
(Fuel Pump)  
305A  
697090 Pump−Fuel  
(Includes Mounting  
Bracket)  
306  
307  
Used on Type No(s).  
0015, 0016, 0026,  
0029, 0036, 0117,  
0124, 0127, 0129,  
0131, 0132, 0138,  
0140, 0141, 0142,  
0152, 0154, 0156,  
0157, 0194, 0197,  
0202.  
309  
310  
(Starter Motor)  
474C  
696457 Alternator  
311  
333  
334  
497608 Brush Set  
795315 Armature−Magneto  
691061 Screw  
(Tri Circuit)  
Used on Type No(s).  
0020, 0110, 0119,  
0123, 0127, 0130,  
0136, 0155, 0156,  
0192, 0194, 0195,  
0197, 0198, 0202.  
(Magneto Armature)  
337 491055S Plug−Spark  
387A  
404  
808656 Pump−Fuel  
691691 Washer  
(Governor Crank)  
690283 Plug  
−−−−−− Note −−−−−−  
691043 Plug−Spark  
Used on Type No(s).  
0117, 0119, 0123,  
0124, 0126, 0127,  
0130, 0131, 0132,  
0136, 0138, 0141,  
0142, 0153, 0155,  
0156, 0159, 0164,  
0190, 0194, 0195,  
0198, 0203.  
415  
415A  
474D  
493  
696458 Alternator  
794129 Plug  
(10−16 AMP)  
Used on Type No(s).  
0157.  
(Cover/Retainer)  
(Used After Code Date  
07040800).  
695450 Bracket−Mounting  
(Debris Screen Guard)  
Used on Type No(s).  
0116, 0120.  
431  
445  
697122 Elbow−Intake  
698413 Filter−Air Cleaner  
Cartridge  
(Non Washable)  
z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.  
Δ Included in Valve Gasket Set−Ref. No. 1095.  
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.  
5036−14  
Assemblies include all parts shown in frames.  
06/18/2008  
14  
21B900  
DESCRIPTION  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
DESCRIPTION  
DESCRIPTION  
501A  
794360 Regulator  
(5 To 9 Amp  
525  
697184 Tube−Dipstick  
Used on Type No(s).  
559A  
693675 Screw  
(Remote Choke Stop)  
Regulated)  
Used on Type No(s).  
0110, 0119, 0123,  
0127, 0130, 0136,  
0155, 0156, 0195,  
0197, 0198.  
0110, 0114, 0116,  
0120, 0121, 0123,  
0126, 0130, 0136,  
0137, 0139, 0146,  
0147, 0149, 0153,  
0155, 0159, 0163,  
0164, 0183, 0190,  
0192, 0193, 0195,  
0198, 203.  
−−−−−− Note −−−−−−  
697085 Tube−Dipstick  
(Used On Engines  
With Fuel Pump)  
Used on Type No(s).  
0015, 0016, 0020,  
0022, 0026, 0028,  
0029, 0036, 0038,  
0117, 0124, 0127,  
0129, 0131, 0132,  
0138, 0140, 0141,  
0142, 0152, 0154,  
0156, 0157, 0194,  
0197, 0202.  
(Assemble Speed  
Limiter Screw in  
Number ”2” Hole)  
Used on Type No(s).  
0190.  
562  
563  
691119 Bolt  
501B  
698315 Regulator  
(Governor Control  
Lever)  
(5 To 9 Amp  
Regulated)  
Used on Type No(s).  
0020, 0192, 0194,  
0202.  
695449 Screw  
(Debris Screen Guard)  
692306 Wire Assembly  
691029 Nut  
(Starter Cable)  
578  
579  
501C  
501D  
790292 Regulator  
(Dual)  
Used on Type No(s).  
0154.  
584  
794682 Cover−Breather  
Passage  
(Used After Code Date  
07071800).  
691185 Regulator  
(10 To 16 Amp  
Regulated)  
Used on Type No(s).  
0157.  
(Use With Liquid  
Sealant Reference  
850)  
−−−−−− Note −−−−−−  
697112 Cover−  
Breather Passage  
(Used Before Code  
Date 07071900).  
505  
507  
691251 Nut  
(Governor Control  
Lever)  
691972 Insulator  
Used on Type No(s).  
0119, 0127.  
693699 Drive−Starter  
692024 Clutch−Drive  
691084 Terminal−Ground  
Used on Type No(s).  
0119, 0127.  
690581 Shield−Cable  
Used on Type No(s).  
0124, 0137, 0138,  
0139, 0141, 0164,  
0183, 0192.  
526A  
526B  
697088 Screw  
(Regulator)(5 To 9  
Amp Regulated)  
697348 Screw  
597  
691696 Screw  
(Pawl Friction Plate)  
791850 Clamp−Hose  
510  
513  
520  
(Regulator)(5 To 9  
Amp Regulated)  
Used on Type No(s).  
0020, 0157, 0192,  
0194, 0202.  
601  
601A  
608  
691038 Clamp−Hose  
695058 Starter−Rewind  
Used on Type No(s).  
0015, 0016, 0020,  
0022, 0028, 0029,  
0114, 0116, 0117,  
0120, 0121, 0126,  
0127, 0137, 0138,  
0139, 0141, 0142,  
0146, 0154, 0156,  
0157, 0164, 0192,  
0194, 0202.  
691416 Screw  
(Muffler)  
691678 Screw  
(Muffler)  
690297 Screw  
(Muffler)  
521  
527  
698467 Clamp−Tube  
Used on Type No(s).  
0190.  
792167 Clamp−Tube  
Used on Type No(s).  
0020, 0022, 0028,  
0038, 0152, 0154.  
692034 Armature−Starter  
697144 Bushing−Governor  
Crank  
527A  
523  
699908 Dipstick  
524 K691032 Seal−Dipstick Tube  
544  
552  
613  
613A  
613B  
559  
697561 Screw  
(Remote Choke Stop)  
(Assemble Remote/  
Manual Choke Stop  
Screw in ”R” Hole)  
Used on Type No(s).  
0183, 0190.  
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.  
5036−15  
Assemblies include all parts shown in frames.  
06/18/2008  
15  
21B900  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
DESCRIPTION  
DESCRIPTION  
DESCRIPTION  
614  
616  
691620 Pin−Cotter  
692012 Crank−Governor  
757  
758  
697607 Link−Counterweight  
697391 Counterweight  
(Used After Code Date  
05100200).  
847  
790442 Dipstick/Tube  
Assembly  
Used on Type No(s).  
617 KD692138 Seal−O Ring  
0110, 0114, 0116,  
0120, 0121, 0123,  
0126, 0130, 0136,  
0137, 0139, 0146,  
0147, 0149, 0153,  
0155, 0159, 0163,  
0164, 0183, 0190,  
0192, 0193, 0195,  
0198, 0203.  
(Intake Manifold)  
−−−−−− 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).  
0016, 0036, 0038,  
0110, 0114, 0116,  
0117, 0119, 0120,  
0123, 0124, 0126,  
0127, 0129, 0130,  
0136, 0138, 0141,  
0142, 0146, 0147,  
0149, 0152, 0155,  
0156, 0157, 0163,  
0183, 0190, 0193,  
0194, 0195, 0197,  
0198, 0202.  
621  
692310 Switch−Stop  
Used on Type No(s).  
0119, 0127.  
634 D690802 Spring/Seal Assembly  
(Walbro)  
634A D698779 Spring/Seal Assembly  
(Nikki)  
635  
643  
654  
691909 Boot−Spark Plug  
697155 Retainer−Air Filter  
690958 Nut  
(Carburetor)  
393761 Deflector−Muffler  
(Side Out)  
Used on Type No(s).  
0015, 0016, 0020,  
0022, 0026, 0028,  
0029, 0036, 0038,  
0123, 0127, 0129,  
0138, 0140, 0141,  
0152, 0154, 0156,  
0157, 0197, 0202.  
396903 Deflector−Muffler  
(Direct Out)  
−−−−−− Note −−−−−−  
790443 Dipstick/Tube  
Assembly  
(Used On Engines  
With Fuel Pump)  
Used on Type No(s).  
0015, 0016, 0020,  
0022, 0026, 0028,  
0029, 0036, 0038,  
0117, 0124, 0127,  
0129, 0131, 0132,  
0138, 0140, 0141,  
0142, 0152, 0154,  
0156, 0157, 0194,  
0197, 0202.  
676  
676A  
Must Use Kit 795957,  
Includes Sump And  
Counterweight.  
850  
100100 Sealant−Liquid  
Used on Type No(s).  
0124.  
690661 Screw  
(Muffler Deflector)  
691855 Spring−Friction  
(Rocker Cover Gasket  
and Breather Gasket)  
(Used After Code Date  
07071800).  
677  
689  
759  
783  
788  
697392 Pin−Counterweight  
693713 Gear−Pinion  
699347 Bracket−Fuel Pump  
Used on Type No(s).  
0020, 0022, 0028,  
0038.  
698329 Harness−Wiring  
790544 Harness−Wiring  
692037 Harness−Wiring  
693167 Nut  
851  
864  
793351 Terminal−Spark Plug  
697346 Adapter−Muffler  
Used on Type No(s).  
0015, 0016, 0020,  
0022, 0026, 0028,  
0029, 0036, 0038,  
0110, 0116, 0117,  
691 K692407 Seal−Governor Shaft  
697  
690372 Screw  
(Drive Cap)  
790561 Nut  
(Fuel Tank)  
690959 Pin−Locating  
691335 Clip−Wire  
(Wire Retainer)  
691224 Clip−Wire  
(Starter Motor)  
694123 Clip−Wire  
697128 Gear−Timing  
790832 Screw  
705  
789  
789A  
789B  
797  
718  
729  
0120, 0121, 0123,  
0124, 0126, 0127,  
0129, 0138, 0140,  
0141, 0142, 0146,  
0152, 0154, 0156,  
0157, 0192, 0194,  
0197, 0202.  
(Brush Retainer)  
729A  
801  
802  
803  
691283 Cap−Drive  
691286 Cap−End  
Housing−Starter  
729B  
741  
750  
(Not Serviced  
Separately, Order  
Starter Motor 693551)  
698941 Screw  
(Muffler Adapter)  
691095 Stud−Rocker Arm  
(Oil Pump Cover)  
868 KΔ690968 Seal−Valve  
823  
830  
877  
877A  
877B  
393456 Wire/Connector−  
Alternator  
(Dual Circuit)  
393814 Wire/Connector−  
Alternator  
(DC Only)  
393537 Wire/Connector−  
842 K691031 Seal−O Ring  
(Dipstick Tube)  
Alternator  
(5 To 9 Amp  
Regulated)  
z Included in Carburetor Gasket Set−Ref. No. 977 or 977A.  
Δ Included in Valve Gasket Set−Ref. No. 1095.  
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.  
5036−16  
Assemblies include all parts shown in frames.  
06/18/2008  
16  
21B900  
DESCRIPTION  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
DESCRIPTION  
DESCRIPTION  
877C  
399916 Wire/Connector−  
Alternator  
(10 To 16 Amp  
Regulated)  
398661 Harness−Alternator  
975A  
699502 Bowl−Float  
1040  
698368 Plate−Trim  
Used on Type No(s).  
0131, 0132, 0159.  
697381 Plate−Trim  
(Nikki)  
−−−−−− Note −−−−−−  
698783 Bowl−Float  
(Nikki)  
(Used After Code Date  
04100300).  
1040A  
Used on Type No(s).  
0026, 0036, 0038,  
0110, 0119, 0123,  
0124, 0129, 0130,  
0136, 0140, 0147,  
0149, 0152, 0153,  
0155, 0163, 0183,  
0190, 0193, 0195,  
0197, 0198, 0203.  
878  
883 K692236 Gasket−Exhaust  
914  
691108 Screw  
(Rocker Cover)  
791851 Hose−Vacuum  
Used on Type No(s).  
0015, 0016, 0022,  
0026, 0028, 0029,  
0036, 0038, 0140.  
690192 Gasket Set−Carburetor  
(Walbro)  
918  
(Molded)  
Used on Type No(s).  
977  
0015, 0016, 0026,  
0029, 0036, 0117,  
0124, 0127, 0129,  
0131, 0132, 0138,  
0140, 0141, 0142,  
0152, 0154, 0156,  
0157, 0194, 0197,  
0202.  
977A  
790032 Gasket Set−Carburetor  
(Nikki)  
1044  
698139 Screw  
(Flywheel)  
691265 Ring−Retaining  
280275 Tie−Cable  
276344 Operator’s Manual  
698516 Kit−Screw/Washer  
690372 Screw  
1051  
1054  
1058  
1059  
1070  
987 D691326 Seal−Throttle Shaft  
987A D698777 Seal−Throttle Shaft  
1005  
1005A  
1005B  
794439 Fan−Flywheel  
(Used After Code Date  
07040800).  
794440 Fan−Flywheel  
(Flywheel Fan)  
(Used Before Code  
Date 07040900).  
920  
691656 Solenoid−Starter  
Used on Type No(s).  
0130, 0136, 0154.  
(Used Before Code  
Date 07040900).  
Fan−Flywheel  
(No Longer Available)  
(See Reference1005A  
For Service Flywheel  
Fan).  
1070A  
690363 Screw  
943 K690589 Seal−O Ring  
(Oil Pump Cover)  
947A  
949  
(Flywheel Fan)  
(Used After Code Date  
07040800).  
699915 Solenoid−Fuel  
695448 Guard−Debris Screen  
Used on Type No(s).  
0116, 0120.  
691657 Screw−Float Bowl  
(Bottom Of Bowl)  
792647 Cap−Fuel Tank  
(Plastic)  
1090  
1091  
1095  
1119  
691293 Retainer−Brush  
691333 Cap−Limiter  
691581 Gasket Set−Valve  
691183 Screw  
(Alternator)  
695407 Screw  
(Float Bowl)  
697124 Reed−Breather  
697104 Screw  
1017  
690770 Screen−Oil Pump  
1022KΔ272475S Gasket−Rocker Cover  
(Used Before Code  
Date 07091000).  
950  
957  
958  
1127  
(After Date Code Use  
liquid Sealant  
Reference 850)  
698183 Valve−Fuel Shut Off  
(Plastic)  
1263  
1264  
1023  
1024  
791079 Cover−Rocker  
499054 Pump−Oil  
(Used Before Code  
Date 07051700).  
794644 Pump−Oil  
(Used After Code Date  
07051600).  
(Breather Reed)  
Used on Type No(s).  
0119, 0123, 0124,  
0127, 0129, 0152,  
0155, 0156, 0193,  
0198.  
1266 KD691917 Seal−O Ring  
(Intake Elbow)  
1266A KD697123 Seal−O Ring  
(Intake Elbow)  
1024A  
1026  
1267  
697419 Latch−Blower Housing  
965  
967  
968  
499613 Cover−Oil Pump  
697292 Filter−Pre Cleaner  
697420 Cover−Air Cleaner  
(Black)  
697395 Rod−Push  
(Exhaust)  
(Black)  
−−−−−− Note −−−−−−  
697424 Latch−Blower  
Housing  
−−−−−− Note −−−−−−  
697394 Rod−Push  
(Intake)  
−−−−−− Note −−−−−−  
697422 Cover−Air  
Cleaner  
(Red)  
1027 492932S Filter−Oil  
1270  
1319  
697156 Plug−AVS  
Counterweight  
794467 Label−Warning  
1029  
1034  
1036  
691751 Arm−Rocker  
690822 Guide−Push Rod  
Label−Emissions  
(Red)  
972  
975  
792168 Tank−Fuel  
(Plastic)  
495933 Bowl−Float  
(Walbro)  
(Available From A  
Briggs & Stratton  
Authorized Dealer)  
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.  
5036−17  
Assemblies include all parts shown in frames.  
06/18/2008  
17  

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