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BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 125K02-0578-E1
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO.
78 691108 Screw (Flywheel Guard) 592 690800
81 691740 Lock-Muffler Screw 597 691696
95 691636 Screw (Throttle Valve) 601 95162
97 696565 Shaft-Throttle 604 698588
104 691242 O Pin-Float Hinge 608 497680
117 498978 Jet-Main (Standard) 613 691340
118 494870 Jet-Main (High Altitude) 615 690340
121 498260 Kit-Carburetor Overhaul 616 698801
125 498170 Carburetor 617 270344
127 694468 O Plug-Welch 621 692310
130 696564 Valve-Throttle 633 691321
133 398187 Float-Carburetor 635 66538
134 398188 O Valve-Needle/Seat 668 493823
137 693981 O, Gasket-Float Bowl 670 692294
163 272653 •(9:1: Gasket-Air Cleaner 684 690345
187 791766 Line-Fuel 689 691855
(Cut to Required Length) 718 690959
188 693399 Screw (Control Bracket) 741 691830
190 690940 Screw (Fuel Tank) 745 691648
202 691829 Link-Mechanical Governor 842 691031
209 699056 Spring-Governor 847 692047
222 791128 Bracket-Control 851 493880
227 690783 Control Lever-Governor 868 697338
276 271716 O Sealing Washer 869 691155
287 690940 Screw (Dipstick Tube) 870 690380
300 692038 Muffler 871 262001
304 695892 Housing-Blower 63709
305 691108 Screw (Blower Haousing) 921 698587
306 690450 Shield-Cylinder 922 692135
307 690345 Screw (Cylinder Shield) 923 695891
324 695161 Screen/Cup Assembly 957 397974
332 690662 Nut (Flywheel) 966 792040
333 802574 Armature-Magneto 968 692298
334 691061 Screw (Armature Magneto) 969 690700
337 802592 Spark Plug 972 699374
356 692390 Wire-Stop 975 493640
358 497316 Engine Gasket Set 976 496115
363 19069 Flywheel Puller 977 498261
365 692524 Screw (Carburetor) 1036 792156
383 89838 Wrench-Spark Plug 1058 276171
404 690272 Washer (Governor Crank) 1059 692311
425 690670 Screw (Air Cleaner Cover) 1210 498144
443 692523 Screw 1211 498144
(Air Cleaner Primer Base)
445 491588 Filter-Air Cleaner Cartridge
456 692299 Plate-Pawl Friction
459 281505 PawI-Ratchet
505 691251 Nut (Gov. Control Lever)
523 499621 Dipstick
524 692296 • SeaI-DipstickTube
525 495265 Tube-Dipstick
529 691923 Grommet
562 691119 Bolt (Gov. Control Lever)
564 698589 Screw (Control Cover)
584 697734 Cover-Breather Passage
585 691879 • Gasket-Breather Passage
DESCRIPTION
•o,
0,
Nut (Rewind Starter)
Screw (Pawl Friction Plate)
Clamp-Hose
Cover-Control
Starter-Rewind
Screw (Muffler)
Retainer-Governor Shaft
Crank-Governor
Seal, Intake Manifold
Switch-Stop
Seal-Throttle Shaft
Boot-Spark Plug
Spacer (Includes 2)
Spacer-Fuel Tank
Screw (Breather Cover)
Spring-Friction
Pin-Locating
Gear-Timing
Screw (Brake)
SeaI-O Ring (Dipstick Tube)
Assembly-Dipstick/Tube
Terminal-Spark Plug
Seal-Valve
Seat-Valve (Intake)
Seat-Valve (Exhaust)
Bushing-Guide (Exhaust)
Bushing-Guide (Intake)
Cover-Blower Housing
Spring-Brake
Brake
Cap-Fuel Tank
Base-Air Cleaner Primer
Cover-Air Cleaner
Screw (Blower Cover)
Tank-Fuel
Bowl-Float
Primer-Carburetor
Set-Carburetor Gasket
Label-Emission
Owner's Manual
Kit-Screw/Washer
Pulley/Spring Assy. (Pulley)
Pulley/Spring Assy. (Spring)
1329 125K02-0025 Replacement Engine
1330 272147 Repair Manual
- - 398067 Spark Arrester
(available accessory)
• Included in Engine Gasket Set, Key No. 358
O Included in Carb. Overhaul Kit, Key No. 121
, Included in Carb. Gasket Set, Key No. 977
NOTE: All component dimensions given in U.S.
inches. 1 inch = 25.4 mm
39