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BRIGGS & STRATTON 4-CYCLE ENGINE
MODEL NUMBER 123K02-0281-E1
KEY
PART
NO.
NO.
DESCRIPTION
KEY
PART
NO.
NO.
DESCRIPTION
26
27
28
29
32
32A
33
34
35
36
37
40
43
45
46
48
5O
51
54
55
58
60
65
78
81
95
97
104
117
118
121
125
127
130
133
134
137
146
159
163
187
188
190
202
209
222
227
276
287
300
304
305
306
307
332
333
334
337
356
358
363
365
383
404
425
691050
693399
690940
691829
690319
692467
690783
271716
690940
692038
695892
691108
690450
690345
690662
802574
691061
802592
692390
497316
19069
692524
89838
690272
690670
499425
Ring Set-Piston (Standard)
499426
Ring Set-Piston (.010" Oversize)
499427
Ring Set-Piston (.020" Oversize)
499428
Ring Set-Piston (.030" Oversize)
691866
Lock-Piston Pin
499423
Pin-Piston
499424
Rod-Connecting
691664
Screw (Connecting Rod)
695759
Screw (Connecting Rod)
262651
Valve-Exhaust
262652
Valve-Intake
691270
Spring-Valve (Intake)
691270
Spring-Valve (Exhaust)
694086
Guard-Flywheel
692194
Retainer-Valve
691997
Slinger-Governor/Oil
690548
Tappet-Valve
691449
Camshaft
498826
Short Block (Replacement
Engine 123K02-0015)
497465
Manifold-Intake
272199
* Gasket-Intake
691650
Screw (Intake Manifold)
691421
Housing-Rewind Starter
692259
Rope-Starter (Cut to Length)
281434
Grip-Starter Rope
690837
Screw (Rewind Starter)
691108
Screw (Flywheel Guard)
691740
Lock-Muffler Screw
691636
Screw (Throttle Valve)
696565
Shaff-Throttle
691242
OPin-FIoat Hinge
498978
Jet-Main (Standard)
494870
Jet-Main (High Altitude)
498260
Kit-Carburetor Overhaul
498170
Carburetor
694468
O Plug-Welch
696564
Valve-Throttle
398187
Float-Carburetor
398188
O Valve-Needle/Seat
693981
OSGasket-Float Bowl
690979
Key-Timing
921
691753
Bracket-Air Cleaner Primer
922
272653 *QSGasket-Air Cleaner
923
Line-Fuel (Cut to Required Length)
957
Screw (Control Bracket)
966
Screw (Fuel Tank)
968
Link-Mechanical Governor
969
Spring-Governor
970
Bracket-Control
972
Control Lever-Governor
975
O$Sealing Washer
976
Screw (Dipstick Tube)
977
Muffler
1019
Housing-Blower
1036
Screw (Blower Housing)
1059
Shield-Cylinder
1210
Screw (Cylinder Shield)
1211
Nut (Flywheel)
Armature-Magneto
RPM Settings:
Screw (Armature Magneto)
Plug-Spark
Wire-Stop
Engine Gasket Set
Flywheel Puller
Screw (Carburetor)
Wrench-Spark
Plug
Washer (Governor Crank)
Screw (Air Cleaner Cover)
443
445
455
456
459
505
523
524
525
529
562
564
584
585
592
597
601
604
6O8
613
615
616
617
621
633
635
668
670
684
689
718
741
745
842
847
851
868
869
870
871
692523
Screw (Air Cleaner Primer Base)
491588
Filter-Air Cleaner Cartridge
691219
Cup-Flywheel
692299
Plate-Pawl Friction
281505
PawI-Ratchet
231082
Nut (Governor Control Lever)
495264
Dipstick
692296
° SeaI-DipstickTube
495265
Tube-Dipstick
691923
Grommet
92613
Bolt (Governor Control Lever)
698589
Screw (Control Cover)
692342
Cover-Breather Passage
691879
° Gasket-Breather
Passage
690800
Nut (Rewind Starter)
691696
Screw (Pawl Friction Plate)
95162
Clamp-Hose
698588
Cover-Control
497680
Starter-Rewind
691340
Screw (Muffler)
690340
Retainer-Governor
Shaft
698801
Crank-Governor
270344 °O_SeaI-O Ring (Intake Manifold)
692310
Switch-Stop
691321
O_:SeaI-Throttle Shaft
66538
Boot-Spark Plug
493823
° Spacer (Includes2)
692294
Spacer-Fuel Tank
690345
Screw (Breather Passage Cover)
691855
Spring-Friction
690959
Pin-Locating
691830
Gear-Timing
691648
Screw (Brake)
691031
° SeaI-O Ring (DipstickTube)
692017
Assembly-Dipstick/Tube
493880
Terminal-Spark Plug
697338
Seal-Valve
691155
Seat-Valve (Intake)
690380
Seat-Valve (Exhaust)
262001
Bushing-Guide
(Exhaust)
63709
Bushing-Guide
(Intake)
698587
Cover-Blower Housing
692135
Spring-Brake
695891
Brake
397974
Cap-Fuel Tank
496116
Base-Air Cleaner Primer
692298
Cover-Air Cleaner
691138
Screw (Blower Housing Cover)
691669
Screw (Air Cleaner Primer Bracket)
495224
Tank-Fuel
493640
Bowl-Float
694395
Primer-Carburetor
498261
Set-Carburetor Gasket
494256
Kit-Label
697456
Label-Emissions
692311
Kit-Screw/Washer
498144
Assembly-Pulley/Spring
(Pulley)
498144
Assembly-Pulley/Spring
(Spring)
Low Speed: 1900-2100
High Speed: 3000-3200
Included in Engine Gasket Set, Key No. 358
O Included in Carburetor Overhaul Kit, Key No. 121
:l: Included in Carburetor Gasket Set, Key No. 977
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
39
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