Briggs & Stratton 128800 Series Setup guide

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in any form or by any means, electronic or mechanical, including photocopying,
recording or by any information storage and retrieval system, without permission
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PRINTED IN U.S.A.
FORM MS−0546−11/27/2007
REPLACES FORM MS−0546−09/04/2007
FILE IN SECT. 2 OF SERVICE MANUAL
128800
Illustrated Parts List
Model Series
128800
TYPE NUMBERS
0100 through 4906.
TABLE OF CONTENTS
Alternator 8. . . . . . . . . . . . . . . . . . . . . . . . . .
Air Cleaner 4. . . . . . . . . . . . . . . . . . . . . . . . .
Blower Housing/Shrouds 6. . . . . . . . . . . .
Camshaft 2. . . . . . . . . . . . . . . . . . . . . . . . . . .
Carburetor 3. . . . . . . . . . . . . . . . . . . . . . . . .
Controls 5. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Crankshaft 2. . . . . . . . . . . . . . . . . . . . . . . . .
Cylinder Group 2. . . . . . . . . . . . . . . . . . . . .
Electric Starter 8. . . . . . . . . . . . . . . . . . . . . .
Electrical 8. . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Sump 2. . . . . . . . . . . . . . . . . . . . . . .
Exhaust Muffler 4. . . . . . . . . . . . . . . . . . . . .
Flywheel 7. . . . . . . . . . . . . . . . . . . . . . . . . . .
Flywheel Brake 8. . . . . . . . . . . . . . . . . . . . .
Fuel Supply 5. . . . . . . . . . . . . . . . . . . . . . . .
Governor Spring 5. . . . . . . . . . . . . . . . . . . .
Ignition 8. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Kits/Gaskets 2 & 3. . . . . . . . . . . . . . . . . . . . . . . .
Lubrication 2. . . . . . . . . . . . . . . . . . . . . . . .
Piston Group 2. . . . . . . . . . . . . . . . . . . . . . .
Rewind Starter 7. . . . . . . . . . . . . . . . . . . . . .
Valves 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−2Assemblies include all parts shown in frames. 11/27/2007
2
10
3
128
9
718
307
306
383
635
337
13 5
7
51
54
50
11
33
36
40
15A
20A
20
15
22 1102
20
15
12
12
4A
4
847
523
287
524
525
842
9
883
1095 VALVE GASKET SET
7
45
34
35
40 45
12
9
7
3
358 ENGINE GASKET SET
883
842
617
524
163
51
20
20A
585
668
32
32A
27
26
27
25
29
28
83
743
101
721
715
24
146
741
357
16
43
46
374
46A
374
870
869
871
306A
684
585
584
635A
868
1019 LABEL KIT
1330 REPAIR MANUAL
1058 OPERATOR’S MANUAL
1319 WARNING LABEL
REQUIRED when replacing parts
with warning labels affixed.

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−3Assemblies include all parts shown in frames. 11/27/2007
3
94
98
130
94 134
217
121 CARBURETOR OVERHAUL KIT
977 CARBURETOR GASKET SET
163
137 276
104
127
137
163
633
617
633A
276
617
633
633A
118
97
975
133
134
125
PRIMER SYSTEM
617
95
130
633
127
163
276
137
104
365
276
276 117
97
975
133
134
617
95
633
163
276
137
104
365
276
276
CHOKE SYSTEM
108
692
633A
125A
109A
127
118A
117A
94
98
AUTOCHOKE SYSTEM
97
975
133
134
617
231
130
633
163
276
137
104
276
108A
633A
125B 109B
127
117B
276
118B
633
217
109
130A 130A
127A
127A

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−4Assemblies include all parts shown in frames. 11/27/2007
4
346
677
836
613
81
883
163
529
970
159
443A
445A
967A
968B
425A
966A
976
300 300A
676
832
676E676D676C676B
832B832A
300B
994
613A
81
613B
81
836 836B
677677677677
836
1387
1388
1386
883
291
976
163
529
966B

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−5Assemblies include all parts shown in frames. 11/27/2007
5
670
190
240
601A
209
616
404
615
505
562
202
188
843A
843
265
267
270
271
268
621 227
98A
222
222E222D
222C222A
668
621
621
668
668
668
668
601
269 265A
267
209A
958
187C187 187B187A
601
601A
601
601
972B
1059
957
957B 957B

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−6Assemblies include all parts shown in frames. 11/27/2007
6
921E
969
604A
564A
921B
969A
921
564
604
925
305
304
78
37
1036 EMISSIONS LABEL
921A
921F
969
921J
969A
969A
969A
921K
969A
604B
564B
921G
969A
921H
969A
921R
969A
930A
930
564B
604D

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−7Assemblies include all parts shown in frames. 11/27/2007
7
455
101A
1134
276A
57
678 60
58
592
65
597
456
689
459
1210
1211
55
59
455A
363
23A
455
332
608
60A
60B
608A
459A
144
59A
55A
689A
456A
592
65
58
1005

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−8Assemblies include all parts shown in frames. 11/27/2007
8
621
922
745
236
923
990A
990
664
500
940
259
1160
497
347
627
851
910
474
1119
789
578
356
935
892
333
356D
356B
356A
789B789A
1236
1009
334
851A
635A
333A
310
802
853
803
544
801
783A
651
513
785
784
783
937
742
309
545
510
853
697
783A
651
513
785
784
783
937
742
510
309A

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−9Assemblies include all parts shown in frames. 11/27/2007
9
1 697322 Cylinder Assembly
2 399269 Kit−Bushing/Seal
3K299819S Seal−Oil
(Magneto Side)
4 493279 Sump−Engine
−−−−−−− Note −−−−−
498983 Sump−Engine
Used on Type No(s).
0807, 0839, 0888,
1192, 1907, 1910,
1939, 1961, 1977,
2007, 2011, 2016,
2040, 2392, 2393,
2394, 2626, 2644,
2681, 3112, 3132,
3134, 3170, 4305,
4605, 4905, 4906.
696294 Sump−Engine
Used on Type No(s).
1716, 1721, 1726,
1770, 1774, 1925,
1927, 1932, 1935,
1956, 1973, 1984,
1985, 2041, 2111,
2323.
4A 493365 Sump−Engine
(Auxiliary PTO)
5 691160 Head−Cylinder
7K∅692249 Gasket−Cylinder Head
8 695250 Breather Assembly
9K∅699833 Gasket−Breather
10 94650 Screw
(Breather Assembly)
11 691781 Tube−Breather
12 K692232 Gasket−Crankcase
13 690912 Screw
(Cylinder Head)
15 691680 Plug−Oil Drain
(Square Socket)
15A 691093 Plug−Oil Drain
(Hex Socket)
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−10 Assemblies include all parts shown in frames. 11/27/2007
10
16 691451 Crankshaft
(Used After Code Date
97011200).
−−−−−−− Note −−−−−
694442 Crankshaft
(Used Before Code
Date 97011300).
691450 Crankshaft
(Used After Code Date
97011200).
Used on Type No(s).
0600,0808,0819,0851,
0861,0863,1108,1111,
1112,1113,1114,1119,
1121,1122,1123,1183,
1508,1535,1537,1700,
1781,1904,1908,1935,
1941,1942,1943,1945,
1948,1951,1958,1967,
1987,2039,2111,2311,
2312,2319,2608,2631,
2633,2646,2625,2676.
694440 Crankshaft
(Used Before Code
Date 97011300).
Used on Type No(s).
0100,0208,0209,0211,
0212,0213,0214,0408,
0409,0508,0509,0518,
0600,0808,0819,0851,
0861,0863,1108,1111,
1112,1113,1114,1119,
1121,1122,1123,1183,
1508,1535,1537.
691452 Crankshaft
(Used After Code Date
97011200).
Used on Type No(s).
0662,0663,0817,0822,
0830,0831,0832,0833,
0834,0852,0866,0872,
0873,0874,0875,0876,
0891,0892,0898,0906,
0909,0910,0911,0915,
1125,1126,1166,1167,
1173,1187,1189,1194,
1366,1367,1515,1520,
1533,1539,1566,1567,
1568,1569,1716,1718,
1720,1722,1724,1771,
1776,1777,1909,1924,
1925,1932,1933,1936,
1952,1956,1957,1966,
1971,1972,1973,1974,
1976,1982,1983,1984,
1986,1998,2009,2014,
2018,2019,2020,2021,
2041,2044,2114,2321,
2322,2323,2334,2345,
2346,2366,2367,2609,
2641,2643,2666,2668,
2669,2670,3110,3136,
3168,3171.
694059 Crankshaft
(Used Before Code
Date 97011300).
Used on Type No(s).
0266,0273,0411,0462,
0466,0467,0512,0514,
0515,0517,0520,0523,
0528,0531,0817,0822,
0830,0831,0832,0852,
0866,0872,0873,0874,
0875,0876,0891,0898,
0909,1125,1126,1166,
1167,1173,1187,1189,
1194,1366,1367,1515,
1520,1533,1539,1566,
1567.
691454 Crankshaft
(Used After Code Date
97011200).
Used on Type No(s).
0264,0284,0826,1536,
1926,1954,1955,2022.
692000 Crankshaft
(Used Before Code
Date 97011300).
Used on Type No(s).
0264,0284,0826.
691455 Crankshaft
(Used After Code Date
97011200).
Used on Type No(s).
0908,1132,1193,1902,
1914,1994,2008,2105,
2318,2395,3112,3130,
3131.
691375 Crankshaft
(Used Before Code
Date 97011300).
Used on Type No(s).
0908,1132,1193,2105,
692980 Crankshaft
(Used After Code Date
97011200).
Used on Type No(s).
0615,0658,1715,1758,
2010,2333,2920.
694443 Crankshaft
(Used Before Code
Date 97011300).
Used on Type No(s).
0658,2333.
691482 Crankshaft
(Used After Code Date
97011200).
Used on Type No(s).
0807, 0839, 0888,
1192,1907,1910,1921,
1939,1961,1977,2007,
2011,2016,2040,2046,
2047,2332,2333,2392,
2393,2394,2626,2644,
2681,3134,4305,4605,
4905,4906.
493362 Crankshaft
(Used Before Code
Date 97011300).
Used on Type No(s).
0807,0839,1192,1910,
1921,1961,2332,4305,
4605,4905,4906.
692717 Crankshaft
Used on Type No(s).
3132,3135,3170.
696290 Crankshaft
Used on Type No(s).
2325.
694441 Crankshaft
Used on Type No(s).
0127,0157.
694478 Crankshaft
Used on Type No(s).
1906.
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−11 Assemblies include all parts shown in frames. 11/27/2007
11
20 K399781S Seal−Oil
(PTO Side)
20A K691952 Seal−Oil
(PTO Side)
(Auxiliary PTO)
22 691092 Screw
(Crankcase Cover/
Sump)
23A 691987 Flywheel
−−−−−−− Note −−−−−
691992 Flywheel
Used on Type No(s).
0807, 0832, 0888,
0892, 0906, 0910,
0912, 1124, 1125,
1126, 1127, 1132,
1192, 1193, 1367,
1724, 1777, 1907,
1914, 1933, 1957,
1982, 1994, 2007,
2011, 2015, 2016,
2040, 2105, 2316,
2318, 2325, 2332,
2333, 2392, 2394,
2395, 2643, 2644,
2677, 2678, 2682,
3112, 3131, 3132,
3135, 3170.
696291 Flywheel
Used on Type No(s).
1716, 1721, 1726,
1769, 1774, 1925,
1927, 1932, 1935,
1956, 1984, 1985,
1986, 2041, 2111,
2323.
24 222698S Key−Flywheel
25 795429 Piston Assembly
(Standard)
(Used After Code Date
07090300).
−−−−−−− Note −−−−−
791097 Piston
Assembly
(Used After Code Date
04031400 and Before
Code Date 07090400).
499429 Piston
Assembly
(Standard)
(Used After Code Date
97011200 and Before
Code Date 04031500).
493262 Piston
Assembly
(Standard)
(Used Before Code
Date 97011300).
795430 Piston
Assembly
(.020” Oversize)
(Used After Code Date
07090300).
791326 Piston
Assembly
(.020” Oversize)
(Used After Code Date
04102100 and Before
Code Date 07040400).
499431 Piston
Assembly
(.020” Oversize)
(Used After Code Date
97011200 and Before
Code Date 04102200).
493386 Piston
Assembly
(.020” Oversize)
(Used Before Code
Date 97011300).
493387 Piston
Assembly
(.030” Oversize)
(Used Before Code
Date 97011300).
26 795431 Ring Set
(Standard)
(Used After Code Date
07090300).
−−−−−−− Note −−−−−
791098 Ring Set
(Standard)
(Used After Code Date
04031400 and Before
Code Date 07090400).
499425 Ring Set
(Standard)
(Used After Code Date
97011200 and Before
Code Date 04031500).
493261 Ring Set
(Standard)
(Used Before Code
Date 97011300).
795432 Ring Set
(.020” Oversize)
(Used After Code Date
07090300).
791324 Ring Set
(.020” Oversize)
(Used After Code Date
04102100 and Before
Code Date 07090400).
499427 Ring Set
(.020” Oversize)
(Used After Code Date
97011200 and Before
Code Date 04102200).
493389 Ring Set
(.020” Oversize)
(Used Before Code
Date 97011300).
493390 Ring Set
(.030” Oversize)
(Used Before Code
Date 97011300).
27 691866 Lock−Piston Pin
(Used After Code Date
97011200).
−−−−−−− Note −−−−−
691588 Lock−Piston
Pin
(Used Before Code
Date 97011300).
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−12 Assemblies include all parts shown in frames. 11/27/2007
12
28 499423 Pin−Piston
(Standard)
(Used After Code Date
97011200).
−−−−−−− Note −−−−−
298909 Pin−Piston
(Standard)
(Used Before Code
Date 97011300).
298908 Pin−
Piston
(.005” Oversize)
(Used Before Code
Date 97011300).
29 499424 Rod−Connecting
(Standard)
(Used After Code Date
97011200).
−−−−−−− Note −−−−−
490566 Rod−
Connecting
(Standard)
(Used Before Code
Date 97011300).
32 691664 Screw
(Connecting Rod)
32A 695759 Screw
(Connecting Rod)
(Used After Code Date
00042200).
33 262651S Valve−Exhaust
34 262652S Valve−Intake
35 691270 Spring−Valve
(Intake)
36 691270 Spring−Valve
(Exhaust)
37 694086 Guard−Flywheel
40 692194 Retainer−Valve
43 691997 Slinger−Governor/Oil
−−−−−−− Note −−−−−
691486 Slinger−
Governor/Oil
Used on Type No(s).
0807, 0839, 0888,
1192, 1907, 1910,
1939, 1961, 1977,
2016, 2040, 2332,
2333, 2392, 2393,
2394, 2626, 2644,
3132, 3170, 4305,
4605, 4905, 4906.
45 690548 Tappet−Valve
46 691449 Camshaft
(Used After Code Date
96060200).
−−−−−−− Note −−−−−
492830 Camshaft
(Used Before Code
Date 96060300).
46A 691459 Camshaft
(Counterclockwise)
Used on Type No(s).
0625, 0632, 0659,
0668, 0821, 0823,
0853, 0893, 0905,
1125, 1126, 1175,
1176, 1188, 1191,
1725, 1732, 1762,
1768, 1953, 1954,
1979, 1993, 2005,
2388, 2391, 2396,
2398, 3131, 3172.
−−−−−−− Note −−−−−
691460 Camshaft
(Clockwise)
Used on Type No(s).
1955.
50 497465 Manifold−Intake
51 K272199S Gasket−Intake
54 691650 Screw
(Intake Manifold)
55 691421 Housing−Rewind
Starter
55A 492831 Housing−Rewind
Starter
57 491889 Spring−Rewind Starter
58 280399S Rope−Starter
(Cut To Required
Length)
−−−−−−− Note −−−−−
791362 Rope−Starter
Used on Type No(s).
1945.
59 396892 Insert−Grip
59A 692594 Insert−Grip
60 281434S Grip−Starter Rope
(Pistol Grip)
60A 393152 Grip−Starter Rope
(2 Piece)
60B 494212 Grip−Starter Rope
65 690837 Screw
(Rewind Starter)
78 691108 Screw
(Flywheel Guard)
81 691740 Lock−Muffler Screw
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−13 Assemblies include all parts shown in frames. 11/27/2007
13
83 691778 Shaft−Auxiliary Drive
−−−−−−− Note −−−−−
690521 Shaft−Auxiliary
Drive
Used on Type No(s).
0850, 0893, 0905,
1993, 2005.
690527 Shaft−Auxiliary
Drive
Used on Type No(s).
0668, 1188, 1191,
1762, 1768, 2391,
2388, 3131.
690522 Shaft−Auxiliary
Drive
Used on Type No(s).
2397.
94 D493765 Kit−Idle Mixture
95 691636 Screw
(Throttle Valve)
97 493267 Shaft−Throttle
(Metal)
−−−−−−− Note −−−−−
696565 Shaft−Throttle
(Plastic)
98 398185 Kit−Idle Speed
98A 493280 Kit−Idle Speed
101 691623 Pin−Shaft
101A 262626 Pin−Shaft
104 D691242 Pin−Float Hinge
108 691182 Valve−Choke
108A 790844 Valve−Choke
109 494218 Shaft−Choke
109A 498593 Shaft−Choke
109B 790843 Shaft−Choke
117 494870 Jet−Main
(Standard)
(Used After Code Date
96060200).
−−−−−−− Note −−−−−
497466 Jet−Main
(Standard)
(Used After Code Date
95102900 and Before
Code Date 96060300).
494870 Jet−Main
(Standard)
(Used After Code Date
94070300 and Before
Code Date 95103000).
493637 Jet−Main
(Standard)
(Used Before Code
Date 94070400).
117A 498977 Jet−Main
(Standard)
(Used After Code Date
96060200).
−−−−−−− Note −−−−−
493637 Jet−Main
(Standard)
(Used Before Code
Date 96060300).
498978 Jet−Main
(Standard)
Used on Type No(s).
0807, 0839, 0888,
1192, 1907, 1910,
1921, 1939, 1961,
1977, 2007, 2011,
2040, 2046, 2047,
2318, 2332, 2333,
2392, 2393, 2394,
2395, 2626, 2644,
2681, 3112, 3132,
3134, 3135, 3170,
4305, 4605, 4905,
4906.
498981 Jet−Main
(Standard)
Used on Type No(s).
1724, 1728, 1729,
1772, 1773, 1906,
2325, 2643.
117B 697355 Jet−Main
(Standard)
118 497315 Jet−Main
(High Altitude)
(Used After Code Date
96060200).
−−−−−−− Note −−−−−
496495 Jet−Main
(High Altitude)
(Used After Code Date
95102900 and Before
Code Date 96060300).
497315 Jet−Main
High Altitude
(Used After Code Date
94070300 and Before
Code Date 95103000).
496063 Jet−Main
High Altitude
(Used Before Code
Date 94070400).
118A 498981 Jet−Main
(High Altitude)
(Used After Code Date
96060200).
−−−−−−− Note −−−−−
494870 Jet−Main
(High Altitude)
(Used Before Code
Date 96060300).
498975 Jet−Main
(High Altitude)
Used on Type No(s).
0807, 0839, 0888,
1192, 1907, 1910,
1921, 1939, 1961,
1977, 2007, 2011,
2040, 2046, 2047,
2318, 2332, 2333,
2392, 2393, 2394,
2395, 2626, 2644,
2681, 3112, 3132,
3134, 3135, 3170,
4305, 4605, 4905,
4906.
494870 Jet−Main
(High Altitude)
Used on Type No(s).
1724, 1728, 1729,
1772, 1773, 1906,
2325, 2643.
118B 692677 Jet−Main
(High Altitude)
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−14 Assemblies include all parts shown in frames. 11/27/2007
14
121 498260 Kit−Carburetor
Overhaul
125 498170 Carburetor
(Primer System)
(Used After Code Date
96060200).
−−−−−−− Note −−−−−
498254 Carburetor
(Primer System)
(Used Before Code
Date 96060300).
790821 Carburetor
(Primer System)
Used on Type No(s).
1771, 1781, 1946,
2042.
125A 498965 Carburetor
(Choke System)
(Used After Code Date
96060200).
−−−−−−− Note −−−−−
497501 Carburetor
(Choke System)
(Used Before Code
Date 96060300).
499059 Carburetor
(Choke System)
Used on Type No(s).
0807, 0839, 0888,
1192, 1907, 1910,
1921, 1939, 1961,
1977, 2007, 2011,
2040, 2046, 2047,
2318, 2332, 2333,
2392, 2393, 2394,
2395, 2626, 2644,
2681, 3112, 3132,
3134, 3135, 3170,
4305, 4605, 4905,
4906.
790978 Carburetor
(Choke System)
Used on Type No(s).
1724, 1728, 1729,
1772, 1773.
792253 Carburetor
(Choke System)
Used on Type No(s).
1906, 2325, 2643.
125B 790845 Carburetor
(Autochoke System)
127 D694468 Plug−Welch
(3/8” Diameter)
127A D691739 Plug−Welch
(5/16” Diameter)
130 691203 Valve−Throttle
−−−−−−− Note −−−−−
696564 Valve−Throttle
(Primer System)
(Used After Code Date
01040800).
130A 691181 Valve−Throttle
133 398187 Float−Carburetor
134 D398188 Kit−Needle/Seat
137 Dz693981 Gasket−Float Bowl
144 493824 Pulley/Spring
Assembly
146 690979 Key−Timing
159 691753 Bracket−Air Cleaner
Primer
163KDz272653 Gasket−Air Cleaner
187 791766 Line−Fuel
(Cut to Required
Length)
−−−−−−− Note −−−−−
791745 Line−Fuel
(23” Long)(Cut to
Required Length)
(Used After Code Date
05063000).
Used on Type No(s).
2105.
296004 Line−Fuel
(23” Long)(Cut to
Required Length)
(Used Before Code
Date 05070100).
Used on Type No(s).
2105.
187A 791873 Line−Fuel
(Molded)
187B 791891 Line−Fuel
(Includes Filter)
(Used After Code Date
05063000).
−−−−−−− Note −−−−−
692042 Line−Fuel
(Includes Filter)
(Used Before Code
Date 05070100).
187C 791875 Line−Fuel
(Molded)
188 690877 Screw
(Control Bracket)
190 690940 Screw
(Fuel Tank)
202 691829 Link−Mechanical
Governor
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−15 Assemblies include all parts shown in frames. 11/27/2007
15
209 691292 Spring−Governor
−−−−−−−Note −−−−−
691290 Spring−
Governor
Used on Type No(s).
2318.
691291 Spring−
Governor
Used on Type No(s).
1906, 1914, 1994,
2015, 2022, 2105,
2112, 2113, 2325,
2395, 3112, 3132,
3135, 3170.
691851 Spring−
Governer
Used on Type No(s).
0819, 0861, 1111,
1112, 1119, 1515,
1533, 2311, 2312,
2319, 2643, 2676,
3113, 3168.
699056 Spring−
Governor
Used on Type No(s).
0600, 0625, 0627,
0628, 0632, 0657,
0659, 0668, 0808,
0829, 0830, 0840,
0872, 0889, 0890,
0893, 0898, 0905,
0908, 1108, 1115,
1128, 1130, 1188,
1191, 1508, 1519,
1520, 1521, 1522,
1534, 1538, 1539,
1542, 1572, 1700,
1725, 1727, 1732,
1757, 1762, 1768,
1902, 1908, 1929,
1933, 1940, 1974,
1979, 1990, 1993,
1998, 2005, 2008,
2308, 2315, 2328,
2344, 2388, 2391,
2608, 2630, 2642,
2915, 2920, 3131.
691852 Spring−
Governor
Used on Type No(s).
0662, 0663, 1325,
1326, 1544, 1575,
1718, 1720, 1721,
1722, 1771, 1776,
1778, 1779, 1780,
1782, 1912, 1913,
1924, 1925, 1927,
1932, 1935, 1945,
1983, 1985, 2020,
2041, 2042, 2110,
2111, 2321, 2322,
2323, 2346, 2367,
2628, 2630, 2632,
2635, 2636, 2669,
2670, 2677, 2678,
2682, 3131.
691864 Spring−
Governor
Used on Type No(s).
1910, 1961, 2046,
2047, 2332, 2333,
2393, 2395, 2626,
4305, 4605, 4905,
4906.
690242 Spring−
Governor
Used on Type No(s).
0807, 0839, 0888,
1192, 1921, 2392,
2394.
690241 Spring−
Governor
Used on Type No(s).
0807, 0839, 0888,
1192, 1907, 1921,
1977, 2007, 2011,
2016, 2040, 2394,
2681, 3134.
209A 691835 Spring−Governor
−−−−−−− Note −−−−−
690568 Spring−
Governor
Used on Type No(s).
0832, 1132, 1193.
691275 Spring−
Governor
Used on Type No(s).
0211, 0212, 0515,
0531.
262659 Spring−
Governor
Used on Type No(s).
0100, 0127, 0157,
0208, 0408, 0410,
0508, 0514.
262662 Spring−
Governor
Used on Type No(s).
0213, 0214.
691833 Spring−
Governor
Used on Type No(s).
0818, 0835.
691834 Spring−
Governor
Used on Type No(s).
0411, 0412, 0519,
0520, 0521, 0522,
0525, 1525.
690569 Spring−
Governor
Used on Type No(s).
0815, 0912.
693187 Spring−
Governor
Used on Type No(s).
2318.
791157 Spring−
Governor
Used on Type No(s).
1728, 1729, 1772,
1773.
792666 Spring−
Governor
Used on Type No(s).
1724
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−16 Assemblies include all parts shown in frames. 11/27/2007
16
217 690354 Spring−Choke Return
222 790143 Bracket−Control
(Remote/Manual
Friction)(Primer)
222A 692021 Bracket−Control
(Remote Choke A
Matic, Non Com-
pliance)
−−−−−−− Note −−−−−
690839 Bracket−
Control
(Manual Friction)
(Choke A Matic)
Used on Type No(s).
1132, 1193.
790982 Bracket−
Control
Used on Type No(s).
1728, 1729, 1772,
1773.
222C 692150 Bracket−Control
222D 692467 Bracket−Control
(Remote/Manual
Friction)(Variable
Speed, and 5 Position
Manual Choke Without
Stopswitch)
−−−−−−− Note −−−−−
791128 Bracket−
Control
Used on Type No(s).
1774, 1916, 1918,
1941, 1942, 1943,
1945, 1958, 1967,
2111.
222E 692982 Bracket−Control
(Fixed Speed, and 5
Position Manual
Choke)
227 690783 Lever−Governor
Control
231 691636 Screw
(Choke Valve)
236 691826 Link−Lockout
240 298090S Filter−Fuel
259 691223 Bracket−Casing Clamp
265 690798 Clamp−Casing
265A 691024 Clamp−Casing
267 691044 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 Dz271716 Washer−Sealing
276A 280973 Washer−Sealing
287 690940 Screw
(Dipstick Tube)
291 790830 Thermostat
300 496106S Muffler
(Tuned)
−−−−−−− Note −−−−−
790828 Muffler
Used on Type No(s).
1777, 1778, 1779,
1782, 1916, 1918,
1943, 1945, 1987,
2048, 2049.
692038 Muffler
Used on Type No(s).
1781.
300A 494343S Muffler
(Square Lo Tone)
300B 497681 Muffler
(Catalyst)
304 493293 Housing−Blower
(Used on Engines With
Band Brake)
−−−−−−− Note −−−−−
493294 Housing−
Blower
(Used on Engines
Without Band Brake)
696298 Housing−
Blower
Used on Type No(s).
1716,1721,1726,1769,
1774,1925,1927,1932,
1935,1956,1973,1984,
1985,1986,2041,2111,
2323.
695892 Housing−
Blower
Used on Type No(s).
1780,1781,1904,1905,
1908,1942,1946,1948,
1958,1971,2109,2112,
2308.
694879 Housing−
Blower
Used on Type No(s).
1902.
790826 Housing−
Blower
Used on Type No(s).
1779,1782,1916,1918,
1943,1945,1987,2048.
791291 Housing−
Blower
Used on Type No(s).
1777.
790983 Housing−
Blower
Used on Type No(s).
1778,2049.
695892 Housing−
Blower
(Used After Code Date
06081300).
Used on Type No(s).
1771,1773,1926,1950,
1951,1952,2042,2635.
493293 Housing−
Blower
(Used Before Code
Date 06081400).
Used on Type No(s).
1771,1773,1926,1950,
1951,1952,2042,2635.
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−17 Assemblies include all parts shown in frames. 11/27/2007
17
305 691108 Screw
(Blower Housing)
306 690450 Shield−Cylinder
306A 790836 Shield−Cylinder
307 690345 Screw
(Cylinder Shield)
309 695550 Motor−Starter
(Used Before Code
Date 07052900).
309A 795092 Motor−Starter
(Used After Code Date
07052800).
310 692327 Bolt
(Starter Motor)
332 690662 Nut
(Flywheel)
333 802574 Armature−Magneto
−−−−−−− Note −−−−−
790817 Armature−
Magneto
Used on Type No(s).
1771, 1772, 1773,
1946, 2042.
333A 792640 Armature−Magneto
(Screw On Spark Plug
Boot)
−−−−−−− Note −−−−−
793353 Armature−
Magneto
(Snap In Spark Plug
Boot)
792631 Armature−
Magneto
(Screw On Spark Plug
Boot)
Used on Type No(s).
1771, 1772, 1773,
2042.
793354 Armature−
Magneto
(Snap In Spark Plug
Boot)
Used on Type No(s).
1771, 1772, 1773,
1778, 1779, 1781,
1782, 2042, 2048,
2049.
334 691061 Screw
(Magneto Armature)
337 802592S Plug−Spark
(Resistor)
−−−−−−− Note −−−−−
697451 Plug−Spark
(EMS)
346 690661 Screw
(Spark Arrestor)
347 691396 Switch−Rocker
356 692390 Wire−Stop
356A 690650 Wire−Stop
356B 693010 Wire−Stop
356D 496381 Wire−Stop
357 695867 Key−Drive Pulley
358 497316 Gasket Set−Engine
363 19069 Flywheel Puller
365 691688 Screw
(Carburetor)
374 691074 Washer
(Camshaft)
383 89838S Wrench−Spark Plug
404 690272 Washer
(Governor Crank)
425A 690670 Screw
(Air Cleaner Cover)
443A 692523 Screw
(Air Cleaner Primer
Base)
445A 491588S Filter−Air Cleaner
Cartridge
455 791960 Cup−Flywheel
455A 224250 Cup−Flywheel
456 692299 Plate−Pawl Friction
456A 224321 Plate−Pawl Friction
459 281505S Pawl−Rachet
459A 492833 Pawl−Ratchet
474 691991 Alternator
497 690664 Screw
(Stopswitch Bracket)
500 691086 Washer
(Key Switch)
505 691251 Nut
(Governor Control
Lever)
510 795093 Drive−Starter
513 692358 Drive−Clutch
523 499621 Dipstick
524 K692296 Seal−Dipstick Tube
525 495265 Tube−Dipstick
529 691923 Grommet
544 690786 Armature−Starter
545 492919 Washer Set
(Starter Motor)
562 691119 Bolt
(Governor Control
Lever)
564 690664 Screw
(Control Cover)
564A 691142 Screw
(Control Cover)
564B 698589 Screw
(Control Cover)
578 398153 Wire Assembly
584 697734 Cover−Breather
Passage
585 K691879 Gasket−Breather
Passage
592 690800 Nut
(Rewind Starter)
597 691696 Screw
(Pawl Friction Plate)
601 791850 Clamp−Hose
601A 691038 Clamp−Hose
604 691757 Cover−Control
604A 691344 Cover−Control
604B 790703 Cover−Control
604D 793770 Cover−Control
608 497680 Starter−Rewind
−−−−−−− Note −−−−−
791363 Starter−
Rewind
Used on Type No(s).
1945.
608A 497598 Starter−Rewind
613 691340 Screw
(Muffler)
−−−−−−− Note −−−−−
790833 Screw
(Muffler)
Used on Type No(s).
1777, 1778, 1779,
1782, 1916, 1918,
1943, 1945, 1987,
2048, 2049.
613A 691653 Screw
(Muffler)
613B 691114 Screw
(Muffler)
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−18 Assemblies include all parts shown in frames. 11/27/2007
18
615 690340 Retainer−Governor
Shaft
616 698801 Crank−Governor
617KDz270344 Seal−O Ring
(Intake Manifold)
621 692310 Switch−Stop
627 692872 Bracket−Stop Switch
−−−−−−− Note −−−−−
792565 Bracket−Stop
Switch
Used on Type No(s).
1907, 1977, 2040,
2046, 2047, 4305.
633 Dz691321 Seal−Choke/Throttle
Shaft
(Throttle Shaft)
633A Dz693867 Seal−Choke/Throttle
Shaft
(Choke)
635 66538S Boot−Spark Plug
635A 792597 Boot−Spark Plug
(Screw On Style)
−−−−−−− Note −−−−−
793351 Boot−Spark
Plug
(Snap On Style)
651 691660 Screw
(Starter Gear Cover)
664 691087 Nut
(Key Switch)
668 K493823 Spacer
(Includes 2)
670 692294 Spacer−Fuel Tank
676 396548 Deflector−Muffler
(Single Louver)
676B 397931 Deflector−Muffler
(Direct Out)
(3/4” Diameter)
676C 493871 Deflector−Muffler
(Side Out)
(Extended)
(17/32” Deep)
676D 497682 Deflector−Muffler
(Direct Out)
(1 3/16” Diameter)
676E 393760 Deflector−Muffler
(Side Out)
(7/16” Deep)
677 690661 Screw
(Muffler Deflector)
678 224278 Spacer−Rewind
684 690345 Screw
(Breather Passage
Cover)
689 691855 Spring−Friction
689A 262625 Spring−Friction
692 690572 Spring−Detent
697 691127 Screw
(Drive Cap)
715 691147 Screw
(Stop Shaft)
718 690959 Pin−Locating
721 690449 Stop−Shaft
741 794388 Gear−Timing
(Use Without Woodruff
Key)
(Used After Code Date
07093000).
−−−−−−− Note −−−−−
790345 Gear−Timing
(Use Without Woodruff
Key)
(Used Before Code
Date 07100100).
691830 Gear−Timing
(Uses Woodruff Key)
742 93941 Retainer−E Ring
743 691772 Gear−Drive
(Counterclockwise)
−−−−−−− Note −−−−−
690516 Gear−Drive
(Clockwise)
Used on Type No(s).
1955.
745 691648 Screw
(Brake)
783 691918 Gear−Pinion
(Starter Drive)
(19 Teeth)
783A 691269 Gear−Pinion
(12 Teeth)
784 795095 Cover−Starter Gear
785 692352 Gasket−Starter Cover
789 695551 Harness−Wiring
(Used After Code Date
00040600).
−−−−−−− Note −−−−−
690790 Harness−
Wiring
(Used Before Code
Date 00040700).
789A 691372 Harness−Wiring
(Used Before Code
Date 00040700).
789B 696547 Harness−Wiring
801 690782 Cap−Drive
802 695267 Cap−End
(Used After Code Date
00040600).
−−−−−−− Note −−−−−
695975 Cap−End
(Used Before Code
Date 00040700).
803 695266 Housing−Starter
(Used After Code Date
00040600).
−−−−−−− Note −−−−−
695975 Housing−
Starter
(Used Before Code
Date 00040700).
832 499034 Guard−Muffler
(Super Lo Tone Tuned)
832A 691424 Guard−Muffler
(Square Lo Tone)
832B 497683 Guard−Muffler
(Super Lo Tone
Catalyst)
836 690664 Screw
(Muffler Guard)
836B 690661 Screw
(Muffler Guard)
842 K691031 Seal−O Ring
(Dipstick Tube)
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−19 Assemblies include all parts shown in frames. 11/27/2007
19
843 691884 Sleeve−Lever
(Speed Control)
843A 691895 Sleeve−Lever
(Choke)
847 692047 Dipstick/Tube
Assembly
851 493880S Terminal−Spark Plug
851A 692424 Terminal−Spark Plug
853 695268 Adapter−Wire
−−−−−−− Note −−−−−
698471 Adapter−Wire
Used on Type No(s).
2110, 2113.
868 697338 Seal−Valve
869 691155 Seat−Valve
(Intake)
870 690380 Seat−Valve
(Exhaust)
871 262001 Bushing−Valve Guide
(Exhaust)
−−−−−−− Note −−−−−
63709 Bushing−Valve
Guide
(Intake)
883 K∅691881 Gasket−Exhaust
892 690646 Switch−Key
910 691094 Stud
(Alternator)
921 497233 Cover−Blower Housing
921A 695886 Cover−Blower Housing
921B 692931 Cover−Blower Housing
921E 696262 Cover−Blower Housing
921F 697343 Cover−Blower Housing
921G 790701 Cover−Blower Housing
921H 790037 Cover−Blower Housing
921J 790036 Cover−Blower Housing
921K 699984 Cover−Blower Housing
921R 793771 Cover−Blower Housing
922 691831 Spring−Brake
−−−−−−− Note −−−−−
692135 Spring−Brake
Used on Type No(s).
1780, 1781, 1904,
1905, 1908, 1916,
1918, 1942, 1943,
1945, 1946, 1948,
1958, 1971, 1987,
2048, 2109, 2112,
2308.
692135 Spring−Brake
(Used After Code Date
06081300).
Used on Type No(s).
1777, 1773, 1936,
1950, 1951, 1952,
2042, 2635.
691831 Spring−Brake
(Used Before Code
Date 06081400).
Used on Type No(s).
1777, 1773, 1936,
1950, 1951, 1952,
2042, 2635.
923 691994 Brake
−−−−−−− Note −−−−−
695891 Brake
Used on Type No(s).
1780, 1781, 1904,
1905, 1908, 1916,
1918, 1942, 1943,
1945, 1946, 1948,
1958, 1971, 1987,
2048, 2109, 2112,
2308.
695891 Brake
(Used After Code Date
06081300).
Used on Type No(s).
1771, 1773, 1926,
1950, 1951, 1952,
2042, 2635.
691994 Brake
(Used Before Code
Date 06081400).
Used on Type No(s).
1771, 1773, 1926,
1950, 1951, 1952,
2042, 2635.
925 795403 Cover−Linkage
(Used After Code Date
07072200).
−−−−−−− Note −−−−−
690595 Cover−
Linkage
(Used Before Code
Date 07072300).
930 691919 Guard−Rewind
(Round)
930A 691345 Guard−Rewind
(Teardrop)
935 499421 Switch−Interlock
937 691325 Spline−Starter
940 690664 Screw
(Casing Clamp
Bracket)
957 397974S Cap−Fuel Tank
(Plastic)
957B 699985 Cap−Fuel Tank
(Plastic)
958 698183 Valve−Fuel Shut Off
(Plastic)
966A 496116 Base−Air Cleaner
Primer
966B 792040 Base−Air Cleaner
Primer
967A 493537S Filter−Pre Cleaner
968B 692298 Cover−Air Cleaner
969 690700 Screw
(Blower Housing
Cover)
969A 691138 Screw
(Blower Housing
Cover)
970 691669 Screw
(Air Cleaner Primer
Bracket)
972B 699374 Tank−Fuel
(Plastic)
−−−−−−− Note −−−−−
699387 Tank−Fuel
(Plastic)
Used on Type No(s).
1716, 1721, 1726,
1769, 1770, 1925,
1927, 1932, 1935,
1956, 1973, 1984,
1985, 1986, 2041,
2111, 2323.
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION

128800
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
0546−20 Assemblies include all parts shown in frames. 11/27/2007
20
975 493640 Bowl−Float
976 694395 Primer−Carburetor
977 498261 Gasket Set−Carburetor
990 691959 Key Set
990A 695951 Key Set
994 398067 Arrestor−Spark
1009 696255 Screw
(Starter Motor)
1005 691346 Fan−Flywheel
1019 494256 Kit−Label
−−−−−−− Note −−−−−
790231 Kit−Label
(Touch N Mow)
1036 Label−Emissions
(Available From A
Briggs & Statton
Authorized Dealer)
1058 277039 Operator’s Manual
1059 692311 Kit−Screw/Washer
−−−−−−− Note −−−−−
696293 Kit−Screw/
Washer
Used on Type No(s).
1716, 1721, 1726,
1769, 1770, 1925,
1927, 1932, 1935,
1956, 1973, 1984,
1985, 1986, 2041,
2323.
1095 498528 Gasket Set−Valve
1102 691255 Pilot−Guide
Used on Type No(s).
0807, 0839, 0888,
1192, 1907, 1910,
1939, 1977, 2007.
2011, 2016, 2040,
2392, 2394, 2644,
2681, 3134, 3170,
4305, 4605, 4905,
4906.
−−−−−−− Note −−−−−
691266 Pilot−Guide
Used on Type No(s).
1910, 1961, 2393,
2626, 3132.
1119 691648 Screw
(Alternator)
1134 224322 Washer
(Pawl Friction Plate)
1160 690345 Screw
(Interlock Switch)
1210 498144 Pulley/Spring
Assembly
(Pulley)
1211 498144 Pulley/Spring
Assembly
(Spring)
1236 695959 Starter−Mechanical
(Touch N Mow)
(Do Not Service
Individual Parts, Only
As A Whole)
−−−−−−− Note −−−−−
699914 Starter−Me-
chanical
(Touch N Mow)
(Do Not Service
Individual Parts, Only
As A Whole)
Used on Type No(s).
1769, 1986, 2041.
1319 794467 Label−Warning
1330 270962 Manual−Repair
1386 790848 Vane−Air
(Autochoke System)
1387 790849 Spring−Air Vane
1388 790850 Screw
(Air Vane)
(Autochoke System)
KIncluded in Engine Gasket Set−Ref. No.358.
DIncluded in Carburetor Overhaul Kit−Ref. No. 121.
zIncluded in Carburetor Gasket Set−Ref. No. 977.
∅Included in Valve Gasket Set−Ref. No 1095.
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION