FORM MS–5966–12/01/2003
REPLACES FORM MS–5966–07/01/2003
FILE IN SECT. 2 OF SERVICE MANUAL
28W700
Illustrated Parts List
Model Series
28W700
TYPE NUMBERS
0121, 0122.
TABLE OF CONTENTS
Air Cleaner . . . . . . . . . . . . . . . . . . . . . . . . . 5
Alternator . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Blower Housing/Shrouds . . . . . . . . . . . . 6
Cams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Carburetor . . . . . . . . . . . . . . . . . . . . . . . . . 4
Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Crankcase Cover/Sump . . . . . . . . . . . . . 2
Crankshaft . . . . . . . . . . . . . . . . . . . . . . . . . 2
Cylinder . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Electric Starter . . . . . . . . . . . . . . . . . . . . . 7
Flywheel . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Fuel Tank . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Governor Spring . . . . . . . . . . . . . . . . . . . . 5
Head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Ignition . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Kits/Gaskets–Carburetor . . . . . . . . . . . . 4
Kits/Gaskets–Valve . . . . . . . . . . . . . . . . . 2
Muffler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Piston Group . . . . . . . . . . . . . . . . . . . . . . . 2
Rewind . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
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.
28W700
1024
847
1095 VALVE GASKET SET
287
523
842
7
525
51
1022
965
943
868
1027
750
524
5
33
42
34
868
36
45
13
42
7
1026
35
337
238
635
383
1022
1034
830
51
617
1029
192
50
617
51
54
1022
914
654
53
1023
5966–3
Assemblies include all parts shown in frames.
12/1/2003
3
28W700
NIKKI
WALBRO
125A
131A
125
131
141B
141
108B
117A
118A
141A
108A
231A
108
130A
95A
633
634A
130
231
634
987A
98A
95
987
217
98
692
93
51
51
94
105A
104A
1091
127A
94A
133A
142
LMT / PART
NUMBER
106
LOCATIONS
186A
127
975A
137A
105
133
104
135
137A
117
118
369
975
137
947
789
1127
276A
276
950
729
947A
121A CARBURETOR OVERHAUL KIT
231A
121 CARBURETOR OVERHAUL KIT
118A
231
51
104
105
137
105A
276A
633
117
118
127
276
634
51
117A
127A
137A
95A
104A
93
95
142
634A
987
106
977A CARBURETOR GASKET SET
137A
977 CARBURETOR GASKET SET
276
276A
51
137
51
5966–4
Assemblies include all parts shown in frames.
12/1/2003
4
28W700
467
968
918
187
187A
601
167
601
601
967
R
240
445
875
711
996
971
185
646
11
607
344
176
268
269
270
616
271
227
404
614
505
562
209
188
202
222
216
265
232
559
267
5966–5
Assemblies include all parts shown in frames.
12/1/2003
5
28W700
727
732
493A
969A
304
305
921
969
493
318
78
37
1019 LABEL KIT
1036 EMISSION LABEL
74
73
23
1051
726
363
783
668
75
726A
1051
783A
455
695
165
934
1006
1005
5966–6
Assemblies include all parts shown in frames.
12/1/2003
6
28W700
DUAL
CIRCUIT
356
474
877
334
333
851
1059
NOTE: ALL OLD STYLE STATORS USE
309
1119 REFERENCE NUMBERMOUNTING SCREW
801
510
1051
544
783
513
310
503
803
1090
311
729A
697
579
797
462
802
510A
1051
783A
513
783B
5966–7
Assemblies include all parts shown in frames.
12/1/2003
7
28W700
REF.
NO.
PART
NO.
REF.
NO.
PART
NO.
REF.
NO.
PART
NO.
DESCRIPTION
DESCRIPTION
DESCRIPTION
1
2
496412 Cylinder Assembly
399265 Kit–Bushing/Seal
(Magneto Side)
25
696397 Piston Assembly
26
696403 Ring Set
(Standard)
(Used After Code Date
(Standard)
(Used After Code Date
3
4
K 391086 Seal–Oil
693582 Sump–Engine
Used on Type No(s).
0122.
494238 Sump–Engine
Used on Type No(s).
0121.
01041800).
01041800).
696398 Piston
Assembly
(.010” Oversize)
(Used After Code Date
01041800).
696399 Piston
Assembly
(.020” Oversize)
(Used After Code Date
01041800).
696400 Piston
Assembly
(.030” Oversize)
(Used After Code Date
01041800).
––––––– Note –––––
499284 Piston
Assembly
696404 Ring Set
(.010” Oversize)
(Used After Code Date
01041800).
696405 Ring Set
(.020” Oversize)
(Used After Code Date
01041800).
696406 Ring Set
(.030” Oversize)
(Used After Code Date
01041800).
––––––– Note –––––
495854 Ring Set
(Standard)
(Used Before Code
Date 01041900).
495852 Ring Set
(.010” Oversize)
(Used Before Code
Date 01041900).
495851 Ring Set
(.020” Oversize)
(Used Before Code
Date 01041900).
495855 Ring Set
(.030” Oversize)
(Used Before Code
Date 01041900).
4A
5
698148 Head–Cylinder
7 ∅K 273280 Gasket–Cylinder Head
8
9
696126 Breather Assembly
K 27803 Gasket–Breather
691666 Screw
(Breather Assembly)
691328 Tube–Breather
10
11
12 K 692226 Gasket–Crankcase
(.015” Standard)
––––––– Note –––––
K 692406 Gasket–
Crankcase
(.005”)
K 692405 Gasket–
Crankcase
(Standard)
(Used Before Code
Date 01041900).
499288 Piston
Assembly
(.010” Oversize)
(Used Before Code
Date 01041900).
499292 Piston
Assembly
(.020” Oversize)
(Used Before Code
Date 01041900).
499296 Piston
Assembly
(.030” Oversize)
(Used Before Code
Date 01041900).
(.009”)
13
690360 Screw
(Cylinder Head)
690946 Plug–Oil Drain
690136 Crankshaft
15
16
(Used After Code Date
98063000).
693944 Crankshaft
693653 Crankshaft
16A
16B
27
28
691299 Lock–Piston Pin
498319 Pin–Piston
20 K 291675 Seal–Oil
(Standard)
––––––– Note –––––
498320 Pin–Piston
(.005” Oversize)
(PTO Side)
22
692125 Screw
(Crankcase
Cover/Sump)
693557 Flywheel
(Steel Ring Gear)
222698 Key–Flywheel
23
24
K Engine Gasket Set – Reference Number 358
D Carburetor Overhaul Kit – Reference 121 & 121A
z Carburetor Gasket Set– Reference 977 & 977A
∅ Valve Gasket Set – Reference Number 1095
5966–8
Assemblies include all parts shown in frames.
12/1/2003
8
28W700
REF.
NO.
PART
NO.
REF.
NO.
PART
NO.
REF.
NO.
PART
NO.
DESCRIPTION
DESCRIPTION
DESCRIPTION
29
692419 Rod–Connecting
50
51
53
690193 Manifold–Intake
D ∅z 692137 Gasket–Intake
690227 Stud
125
125A
698620 Carburetor
(LMT 154, 155)
(Standard)
(Used After Code Date
K
Carburetor
98063000).
––––––– Note –––––
494504 Rod–
(Carburetor)
691148 Screw
(Nikki Carburetor,
Service with Walbro
Carburetor)
54
(Intake Manifold)
Connecting
(Standard)
73
74
690492 Screen–Rotating
691655 Screw
127 D695005 Plug–Welch
127A D690727 Plug–Welch
(Used Before Code
Date 98070100).
(Rotating Screen)
690582 Washer
(Flywheel)
697561 Screw
130
130A
131
131A
133
133A
135
137
691750 Valve–Throttle
695418 Valve–Throttle
75
78
494379 Kit–Throttle Shaft
695421 Kit–Throttle Shaft
494381 Float–Carburetor
694914 Float–Carburetor
696142 Tube–Fuel Transfer
z 281165 Gasket–Float Bowl
z 695426 Gasket–Float Bowl
495097 Kit–Choke Shaft
(LMT 155)
692420 Rod–
Connecting
(.020” Undersize)
(Used After Code Date
98063000).
495490 Rod–
Connecting
(.020” Undersize)
(Used Before Code
Date 98070100).
(Flywheel Guard)
84
93
94
690343 Plug–Breather
690602 Bushing–Throttle Shaft
498030 Kit–Idle Mixture
695425 Kit–Idle Mixture
D
94A
137A
141
D
95 D691636 Screw
(Throttle Valve)
95A D690718 Screw
(Throttle Valve)
141A
495931 Kit–Choke Shaft
(LMT 154)
32
692852 Screw
98
98A
495800 Kit–Idle Speed
695408 Kit–Idle Speed
141B
695420 Kit–Choke Shaft
(Connecting Rod)
(Used After Code Date
98063000).
142 D692412 Nozzle–Carburetor
146
165
104 D690525 Pin–Float Hinge
104A D694918 Pin–Float Hinge
105 D231855 Valve–Float Needle
105A D694922 Valve–Float Needle
106 D690577 Seat–Inlet
108
108A
108B
691639 Key–Timing
693148 Nut
(Ring Gear)
692297 Seal–Air Cleaner Nut
32A
690356 Screw
(Connecting Rod)
(1 7/8” Long)
(Used Before Code
Date 98070100).
––––––– Note –––––
690348 Screw
(Connecting Rod)
(1 5/8” Long)
(Used Before Code
Date 98070100).
167
176 K 691917 Seal–O Ring
(Air Cleaner Base)
690958 Nut
690464 Valve–Choke
(LMT 155)
692344 Valve–Choke
(LMT 154)
185
186
(Air Cleaner Brace)
691609 Connector–Hose
(Breather Assembly)
692317 Connector–Hose
(Carburetor)
691050 Line–Fuel
(Cut to
Required Length)
697098 Line–Fuel
(Formed)
695419 Valve–Choke
186A
187
117 D692408 Jet–Main
(Standard)
117A D695415 Jet–Main
(Standard)
33
34
35
695760 Valve–Exhaust
695761 Valve–Intake
691279 Valve Spring
(Intake)
691279 Spring–Valve
(Exhaust)
690456 Guard–Flywheel
499586 Keeper–Valve
691968 Slinger–Governor/Oil
690564 Tappet–Valve
698492 Camshaft
Used on Type No(s).
0121, 0122.
118 D692411 Jet–Main
187A
(High Altitude)
118A D695416 Jet–Main
(High Altitude)
690191 Kit–Carburetor
36
(3.5” Long)
––––––– Note –––––
697907 Line–Fuel
(Formed)
121
37
42
43
45
46
Overhaul
695427 Kit–Carburetor
Overhaul
121A
(9.6” Long)
188
192
691693 Screw
(Control Bracket)
691986 Adjuster–Rocker Arm
K Engine Gasket Set – Reference Number 358
D Carburetor Overhaul Kit – Reference 121 & 121A
z Carburetor Gasket Set– Reference 977 & 977A
∅ Valve Gasket Set – Reference Number 1095
5966–9
Assemblies include all parts shown in frames.
12/1/2003
9
28W700
REF.
NO.
PART
NO.
REF.
NO.
PART
NO.
REF.
NO.
PART
NO.
DESCRIPTION
DESCRIPTION
DESCRIPTION
202
691841 Link–Mechanical
Governor
333
334
492341 Armature–Magneto
691061 Screw
(Magneto Armature)
491055 Plug–Spark
693675 Screw
544
692034 Armature–Starter
491986 Bushing–Governor
Crank
690661 Screw
(Remote Choke Stop)
691119 Screw
(Governor Control
Lever)
691029 Nut
(Starter Cable)
95162 Clamp–Hose
691693 Screw
552
559
562
209
216
217
222
227
692208 Spring–Governor
691840 Link–Choke
695409 Spring–Choke Return
694042 Bracket–Control
691374 Lever–Governor
Control
337
344
(Cable Clamp)
(Air Cleaner Base)
690807 Wire–Stop
691580 Gasket Set–Engine
19203 Puller–Flywheel
695422 Spring–Float Bowl
89838 Wrench–Spark Plug
691691 Washer
(Governor Crank)
690283 Plug
(Pressure Relief Valve)
496894 Filter–Air Cleaner
Cartridge
356
358
363
369
383
404
231 D691636 Screw
(Choke Valve)
231A D690718 Screw
(Choke Valve)
232
238
240
265
267
579
601
607
(Air Cleaner Brace)
691620 Pin–Cotter
692012 Crank–Governor
691842 Link Spring–Governor
691843 Cap–Valve
298090 Filter–Fuel
221535 Clamp–Casing
690804 Screw
614
616
415
445
617 ∅K 692138 Seal–O-Ring
(Intake Manifold)
695414 Seal–Choke/Throttle
(Casing Clamp)
633
455
462
691173 Cup–Flywheel
691261 Washer
Shaft
268
269
270
691025 Casing–Control Wire
(Cut to
Required Length)
691026 Wire–Control
(Cut to
634 D690801 Spring/Seal Assembly
(LMT 155)
634A D690802 Spring/Seal Assembly
(LMT 154)
(Starter Cable)
467
474
691668 Knob–Air Cleaner
696459 Alternator
(Dual Circuit)
690493 Bracket–Mounting
(Front)
690494 Bracket–Mounting
(Rear)
691532 Strap–Starter
691251 Nut
Required Length)
691027 Nut
635
646
654
691909 Boot–Spark Plug
690460 Brace–Air Cleaner
690958 Nut
(Carburetor)
691323 Spacer
493
(Control Wire Casing)
691028 Lever–Control
z 692255 Washer–Sealing
z 695410 Washer–Sealing
691002 Screw
493A
271
276
276A
287
D
668
503
505
D
(Flywheel Cup)
691 K 692407 Seal–Governor Shaft
(Governor Control
Lever)
693699 Drive–Starter
(Used With
Steel Ring Gear)
497606 Drive–Starter
(Used With
Aluminum and Plastic
Ring Gears)
692024 Clutch–Drive
692014 Dipstick
(Dipstick Tube)
690497 Housing–Blower
69108 Screw
(Blower Housing)
698454 Shield–Cylinder
691003 Screw
692
695
697
711
690572 Spring–Detent
(LMT 155)
693109 Screw
(Ring Gear)
690372 Screw
(Drive Cap)
690703 Screw
(Carburetor Shield)
690959 Pin–Locating
Gear–Ring
304
305
510
306
307
510A
(Cylinder Shield)
309
693551 Motor–Starter
(Steel Ring Gear Only)
––––––– Note –––––
497595 Motor–Starter
(Plastic Ring Gear
Only)
718
726
513
523
(Steel)
(See Reference 23
for Service)
524 K 281370 Seal–Dipstick Tube
525 691398 Tube–Dipstick
310
690323 Screw
726A
727
399676 Gear–Ring
(Aluminum)
(Services Plastic Ring
Gear Only)
490324 Cover–Starter Drive
(Starter Motor)
497608 Set–Brush
692127 Screw
311
318
(Mounting Bracket)
K Engine Gasket Set – Reference Number 358
D Carburetor Overhaul Kit – Reference 121 & 121A
z Carburetor Gasket Set– Reference 977 & 977A
∅ Valve Gasket Set – Reference Number 1095
5966–10
Assemblies include all parts shown in frames.
12/1/2003
10
28W700
REF.
NO.
PART
NO.
REF.
NO.
PART
NO.
REF.
NO.
PART
NO.
DESCRIPTION
DESCRIPTION
DESCRIPTION
729
729A
732
691335 Clip–Wire
(Fuel Solenoid)
691224 Clip–Wire
(Starter Motor)
691002 Screw
(Starter Drive Cover)
691658 Screw
(Crankshaft Extension)
914
691108 Screw
(Rocker Cover)
692417 Cover–Blower Housing
691058 Screw
1026
692003 Rod–Push
(Intake)
––––––– Note –––––
692011 Rod–Push
(Exhaust)
921
934
(Fan Retainer)
943 K 690589 Seal–O Ring
1027
1029
1032
1034
1035
1036
492932 Filter–Oil
733
(Oil Pump Cover)
692734 Solenoid–Fuel
695423 Solenoid–Fuel
691657 Screw–Float Bowl
499613 Cover–Oil Pump
272403 Filter–Pre Cleaner
692139 Cover–Air Cleaner
691108 Screw
691751 Arm–Rocker
491710 Ball–Oil Pump
690822 Guide–Push Rod
693784 Shaft–Pump
695700 Label–Emissions
(Used After Code Date
00063000).
947
947A
950
965
967
741
750
691284 Gear–Timing
691033 Screw
(Oil Pump Cover)
757
758
759
761
691714 Link–Counterweight
692423 Counterweight
691239 Pin–Counterweight
691096 Screw
968
969
––––––– Note –––––
695036 Label–
(Blower Housing
(Counterweight Link)
693713 Gear–Pinion
(Steel Ring Gear Only)
693059 Gear–Pinion
(Aluminum Ring Gear
Only)
Cover)
690365 Screw
(Blower Housing
Cover)
692129 Screw
Emissions
783
969A
971
(Used After Code Date
99093000 and Before
Code Date 00070100).
694318 Label–
783A
(Air Cleaner Base
Emissions
783B
693058 Gear–Pinion
(Plastic Ring Gear
to Carburetor)
(Used After Code Date
98123100 and Before
Code Date 99100100).
499364 Label–
Emissions
(Used Before Code
Date 99010100).
975
975A
977
495933 Bowl–Float
695417 Bowl–Float
690192 Gasket Set–Carburetor
695428 Gasket Set–Carburetor
Only)
789
797
692037 Harness–Wiring
(Fuel Solenoid)
693167 Nut
977A
987 D691326 Seal–Throttle Shaft
987A D698777 Seal–Throttle Shaft
(Brush Retainer)
801
802
803
810
830
691283 Cap–Drive
691286 Cap–End
693757 Housing–Starter
691779 Extension–Crankshaft
691095 Stud–Rocker Arm
1051
1058
1059
1090
1091
1095
1119
691265 Ring–Retaining
273933 Operator’s Manual
698516 Kit–Screw/Washer
691293 Retainer–Brush
691333 Cap–Limiter
691581 Gasket Set–Valve
691183 Screw
(Alternator)
695407 Screw
(Float Bowl)
272147 Repair Manual
996
1005
1006
1017
690678 Shield–Carburetor
697853 Fan–Flywheel
690452 Retainer–Fan
690770 Screen–Oil Pump
Used on Type No(s).
0122.
842 K 691870 Seal–O Ring
(Dipstick Tube)
496415 Dipstick/Tube
Assembly
1019
496758 Kit–Label
847
851
1022 ∅K 272475 Gasket–Rocker Cover
1023
1024
1127
1330
691192 Cover–Rocker
499054 Pump–Oil
692424 Terminal–Spark Plug
868 ∅K 690968 Seal–Valve
875
877
696129 Base–Air Cleaner
393456 Wire/Connector–
Alternator
K Engine Gasket Set – Reference Number 358
D Carburetor Overhaul Kit – Reference 121 & 121A
z Carburetor Gasket Set– Reference 977 & 977A
∅ Valve Gasket Set – Reference Number 1095
5966–11
Assemblies include all parts shown in frames.
12/1/2003
11
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