BRIGGS & STRATTON

4-CYCLE

 

ENGINE

 

 

MODEL NUMBER 125K02-0578-E1

KEY

PART

 

 

 

 

 

 

 

 

KEY

PART

 

 

 

 

 

 

 

NO.

NO.

 

DESCRIPTION

 

 

 

NO.

NO.

 

DESCRIPTION

 

 

78

691108

 

Screw

(Flywheel

Guard)

592

690800

Nut (Rewind

Starter)

81

691740

 

Lock-Muffler

Screw

 

597

691696

Screw

(Pawl Friction Plate)

95

691636

 

Screw

(Throttle

Valve)

601

95162

 

Clamp-Hose

 

 

 

97

696565

 

Shaft-Throttle

 

 

 

604

698588

Cover-Control

 

 

104

691242

O

Pin-Float

Hinge

 

 

608

497680

Starter-Rewind

 

 

117

498978

 

Jet-Main

(Standard)

 

613

691340

Screw

(Muffler)

 

118

494870

 

Jet-Main (High Altitude)

615

690340

Retainer-Governor

Shaft

121

498260

 

Kit-Carburetor

Overhaul

616

698801

Crank-Governor

 

125

498170

 

Carburetor

 

 

 

 

617

270344

•o,Seal, Intake

Manifold

127

694468

O

Plug-Welch

 

 

 

 

621

692310

Switch-Stop

 

 

 

130

696564

 

Valve-Throttle

 

 

 

633

691321

0, Seal-Throttle

Shaft

133

398187

 

Float-Carburetor

 

 

 

635

66538

 

Boot-Spark

Plug

 

134

398188

O

Valve-Needle/Seat

 

 

668

493823

Spacer

(Includes

2)

137

693981

O,

Gasket-Float Bowl

 

670

692294

Spacer-Fuel

Tank

 

163

272653

•(9:1:

Gasket-Air

Cleaner

 

684

690345

Screw

(Breather Cover)

187

791766

 

Line-Fuel

 

 

 

 

 

689

691855

Spring-Friction

 

 

 

 

 

(Cut to Required

Length)

718

690959

Pin-Locating

 

 

 

188

693399

 

Screw

(Control

Bracket)

741

691830

Gear-Timing

 

 

 

190

690940

 

Screw

(Fuel Tank)

 

745

691648

Screw

(Brake)

 

 

202

691829

 

Link-Mechanical

 

Governor

842

691031

SeaI-O Ring (Dipstick Tube)

209

699056

 

Spring-Governor

 

 

 

847

692047

Assembly-Dipstick/Tube

222

791128

 

Bracket-Control

 

 

 

851

493880

Terminal-Spark

Plug

227

690783

 

Control

Lever-Governor

868

697338

Seal-Valve

 

 

 

276

271716

O

Sealing

Washer

 

 

 

869

691155

Seat-Valve

(Intake)

287

690940

 

Screw

(Dipstick

Tube)

870

690380

Seat-Valve

(Exhaust)

300

692038

 

Muffler

 

 

 

 

 

 

871

262001

Bushing-Guide

(Exhaust)

304

695892

 

Housing-Blower

 

 

 

 

 

63709

 

Bushing-Guide

(Intake)

305

691108

 

Screw

(Blower

Haousing)

921

698587

Cover-Blower

Housing

306

690450

 

Shield-Cylinder

 

 

 

922

692135

Spring-Brake

 

 

307

690345

 

Screw

(Cylinder

Shield)

923

695891

Brake

 

 

 

 

 

324

695161

 

Screen/Cup

Assembly

957

397974

Cap-Fuel

Tank

 

332

690662

 

Nut (Flywheel)

 

 

 

966

792040

Base-Air Cleaner Primer

333

802574

 

Armature-Magneto

 

 

968

692298

Cover-Air

Cleaner

 

334

691061

 

Screw

(Armature

Magneto)

969

690700

Screw

(Blower

Cover)

337

802592

 

Spark Plug

 

 

 

 

972

699374

Tank-Fuel

 

 

 

 

356

692390

 

Wire-Stop

 

 

 

 

 

975

493640

Bowl-Float

 

 

 

 

358

497316

 

Engine

Gasket

Set

 

976

496115

Primer-Carburetor

 

363

19069

 

Flywheel

Puller

 

 

 

977

498261

Set-Carburetor

Gasket

365

692524

 

Screw

(Carburetor)

 

1036

792156

Label-Emission

 

 

383

89838

 

Wrench-Spark

Plug

 

1058

276171

Owner's Manual

 

404

690272

 

Washer

(Governor

Crank)

1059

692311

Kit-Screw/Washer

 

425

690670

 

Screw

(Air Cleaner

Cover)

1210

498144

Pulley/Spring

Assy. (Pulley)

443

692523

 

Screw

 

 

 

 

 

 

1211

498144

Pulley/Spring

Assy. (Spring)

 

 

 

(Air Cleaner

Primer

Base)

1329

125K02-0025

Replacement

Engine

445

491588

 

Filter-Air Cleaner Cartridge

1330

272147

Repair

Manual

 

456

692299

 

Plate-Pawl

Friction

 

- -

398067

Spark

Arrester

 

 

459

281505

 

PawI-Ratchet

 

 

 

 

 

 

 

(available

accessory)

505

691251

 

Nut (Gov. Control

Lever)

 

 

 

 

 

 

 

 

 

 

 

523

499621

 

Dipstick

 

 

 

 

 

Included

in Engine

Gasket

Set,

Key No. 358

524

692296

SeaI-DipstickTube

 

 

 

 

 

 

 

 

 

 

 

 

 

525

495265

 

Tube-Dipstick

 

 

 

O

Included

in Carb. Overhaul

Kit, Key No. 121

529

691923

 

Grommet

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

562

691119

 

Bolt (Gov. Control

Lever)

,

Included

in Carb. Gasket Set,

Key No. 977

564

698589

 

Screw

(Control

Cover)

 

 

 

 

 

 

 

 

 

 

 

584

697734

 

Cover-Breather

Passage

NOTE: All component

dimensions

given in U.S.

585

691879

Gasket-Breather

 

Passage

inches.

 

 

 

 

1 inch = 25.4 mm

39

Page 39
Image 39
Craftsman 917.388981 owner manual Briggs & Stratton Cycle Engine