Craftsman 917.378381 Owner's Manual page 45

BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 123K05-0275-E1
KEY PART
NO. NO. DESCRIPTION
KEY PART
NO. NO. DESCRIPTION
43
45
46
48
50
51
54
55
58
60
65
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
309
310
324
332
333
334
337
356
358
363
365
383
404
425
443
445
456
459
474
5O5
510
513
523
524
525
529
544
545
562
691997 Slinger-Governor/Oil
690548 Tappet-Valve
691449 Camshaft
498829 Short Block (Replacement
Engine 125K02-0253)
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)
691740 Lock-Muffler Screw
691636 Screw (Throttle Valve)
696565 Shaff-Throttle
691242 OPin-FIoat Hinge
498978 Jet-Main (Standard)
497466 Jet-Main (High Altitude)
498260 Kit-Carburetor Overhaul
498170 Carburetor
694468 O Plug-Welch
696564 VaIve-Throffle
398187 Float-Carburetor
398188 O Valve-Needle/Seat
693981 OSGasket-Float Bowl
690979 Key-Timing
691753 Bracket-Air Cleaner Primer
272653 .QSGasket-Air Cleaner
691371 Line-Fuel
693399 Screw (Control Bracket)
690940 Screw (Fuel Tank)
691829 Link-Mechanical Governor
690319 Spring-Governor
692467 Bracket-Control
690783 Control Lever-Governor
271716 O$Sealing Washer
690940 Screw (Dipstick Tube)
692038 Muffler
493293 Housing-Blower
691108 Screw (Blower Housing)
690450 Shield-Cylinder
690345 Screw (Cylinder Shield)
695550 Motor-Starter
692327 Bolt (Starter Motor)
695161 Screen/Cup Assembly
690662 Nut (Flywheel)
802574 Armature-Magneto
691061 Screw (Armature Magneto)
802592 Spark Plug
692390 Wire-Stop
497316 Engine Gasket Set
19069 Flywheel Puller
692524 Screw (Carburetor)
89838 Wrench-Spark Plug
690272 Washer (Governor Crank)
690670 Screw (Air Cleaner Cover)
692523 Screw (Air Cleaner Primer Base)
491588 Filter-Air Cleaner Cartridge
692299 Plate-Pawl Friction
281505 PawI-Ratchet
691991 Alternator
231082 Nut (Governor Control Lever)
494147 Drive-Starter
692358 Clutch-Drive
495264 Dipstick
692296 • SeaI-DipstickTube
495265 Tube-Dipstick
691923 Grommet
690786 Armature-Starter
492919 Washer Set (Starter Motor)
92613 Bolt (Governor Control Lever)
584
585
592
597
601
608
613
615
616
617
621
633
635
651
668
670
684
689
697
718
741
742
745
783
783A
784
785
789
801
8O2
8O3
842
847
851
853
868
869
870
871
910
921
922
923
935
937
957
966
968
969
970
972
975
976
977
1019
1036
1059
1119
1160
1210
1211
692342 Cover-Breather Passage
691879 ° Gasket-Breather Passage
690800 Nut (Rewind Starter)
691696 Screw (Pawl Friction Plate)
95162 Clamp-Hose
497680 Starter-Rewind
691340 Screw (Muffler)
690340 Retainer-Governor Shaft
698801 Crank-Governor
270344 °O$SeaI-O Ring (Intake Manifold)
692310 Switch-Stop
691321 O_:SeaI-Throttle Shaft
66538 Boot-Spark Plug
93490 Screw (Starter Gear Cover)
493823 ° Spacer (Includes2)
692294 Spacer-Fuel Tank
690345 Screw (Breather Passage Cover)
691855 Spring-Friction
691127 Screw (Starter Motor)
690959 Pin-Locating
691830 Gear-Timing
93941 Retainer-E Ring
691648 Screw (Brake)
691918 Gear-Pinion (19 Teeth)
691269 Gear-Pinion (12 Teeth)
692341 Cover-Starter Gear
692352 Gasket-Starter Cover
696547 Harness-Wiring
690782 Cap-Drive
695267 Cap-End
695266 Housing-Starter
691031 ° SeaI-O Ring (DipstickTube)
692017 Assembly-Dipstick/Tube
493880 Terminal-Spark Plug
695268 Adapter-Wire
697338 Seal-Valve
691155 Seat-Valve (Intake)
690380 Seat-Valve (Exhaust)
262001 Bushing-Guide (Exhaust)
63709 Bushing-Guide (Intake)
691094 Stud (Alternator)
697343 Cover-Blower Housing
691831 Spring-Brake
691994 Brake
398758 Switch-Interlock
691325 Starter-Spline
397974 Cap-Fuel Tank
496116 Base-Air Cleaner Primer
692298 Cover-Air Cleaner
690700 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
697457 Label-Emission
692311 Kit-Screw/Washer
692979 Screw (Alternator)
691627 Screw (Interlock Switch)
498144 Assembly-Pulley/Spring (Pulley)
498144 Assembly-Pulley/Spring (Spring)
RPM Settings: Low: 1900-2100; High: 3000-3200
Included in Engine Gasket Set, Key No. 358
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
45 1 inch = 25.4 mm